Invalidity dossier

US 10013088

Flat panel display with integrated touch screen panel

Current assignee: Unified Patents, LLC

Added 5/13/2026, 6:00:31 AM

At a glancePTAB challenged2 lawsuits on fileasserted by Unified Patents, LLCHigh-Tech (T)

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Patent summary

Title, assignee, inventors, filing/issue dates, abstract, and a plain-language overview of the claims.

✓ Generated

Here's a concise summary of US Patent 10013088:

US Patent 10013088 Summary

  • Title: Flat panel display with integrated touch screen panel
  • Assignee: Samsung Display Co Ltd.
  • Inventors: Jong-soo Kim, Do-youb Kim, Myoung-Seop Song, Sang-Kyun Cho
  • Filing Date: April 20, 2016
  • Issue Date: July 3, 2018
  • Abstract: The patent describes a flat panel display featuring an integrated touch screen panel directly built onto a sealing thin film. The sensing lines of the touch screen panel are designed to extend to the display panel's substrate, which houses organic light-emitting elements. This configuration allows both the touch screen panel and the display panel to connect to a single flexible printed circuit board (FPCB), which helps to simplify manufacturing processes and reduce product costs.

Plain-Language Overview of Independent Claims:

  • Claim 1: This claim describes a display that includes a main substrate with a pixel area (first area) and an adjacent second area. Over the pixel area, there's a thin sealing film that protects the pixels from oxygen and moisture, and this film has an inclined (slanted) edge that slopes downwards towards a driving circuit. A touch sensor is built on top of this sealing film, consisting of sensing cells and sensing lines. These sensing lines have a first part on the sealing film and a second part extending over the substrate in the second area, connecting to the driving circuit. The sensing cells are arranged in two directions (e.g., rows and columns), with an insulating layer separating their connection patterns to ensure they function independently.

Litigation Status

As of the current date, April 26, 2026, the provided patent information indicates the following litigation status for US10013088:

  • PTAB Case: An IPR2025-01481 case was filed and has reached a settlement.
  • District Court Case: A lawsuit concerning this patent was filed in the U.S. District Court for the Eastern District of Texas (case number 2:25-cv-00412).
  • Worldwide Family Litigation: The patent family has also been involved in its first worldwide litigation.

A review of the U.S. Court of Appeals for the Federal Circuit (CAFC) scheduled cases for May 2026 does not list US10013088B2, or any related cases by name or number, among the cases scheduled for argument. Therefore, there is no authoritative information currently indicating active appeals specifically for US10013088B2 in the CAFC's 2026 dockets.

Generated 5/24/2026, 12:45:32 PM

Cases on file (2)

Group view →

Specific litigation cases in our database that name US patent 10013088. The free-form analysis below may also discuss cases beyond this list.

Litigation summary

Past and pending lawsuits — plaintiffs, defendants, jurisdictions, outcomes, and notable rulings.

✓ Generated

Known litigation involving US patent 10013088 includes:

  1. PTAB Case:

    • Case Number: IPR2025-01481
    • Plaintiff(s): Unified Patents, LLC (Petitioner)
    • Defendant(s): The patent owner, Samsung Display Co Ltd, is the de facto defendant in an IPR proceeding.
    • Jurisdiction: Patent Trial and Appeal Board (PTAB)
    • Filing Date: Not explicitly stated within the provided text, but the case number implies a 2025 filing year.
    • Outcome or Current Status: Settlement
  2. US District Court Case:

    • Case Number: 2:25-cv-00412
    • Plaintiff(s): Not explicitly stated in the provided text.
    • Defendant(s): Not explicitly stated in the provided text.
    • Jurisdiction: Texas Eastern District Court
    • Filing Date: Not explicitly stated within the provided text, but the case number implies a 2025 filing year.
    • Outcome or Current Status: Litigation is active.

Additionally, the patent record indicates "First worldwide family litigation filed," but no specific details (plaintiff, defendant, jurisdiction, case number, filing date, or outcome) for this global litigation are provided in the patent text.

Generated 5/24/2026, 12:45:31 PM

Proceedings on file (1)

All PTAB activity →

AIA trial proceedings (IPR / PGR / CBM) filed at the USPTO Patent Trial and Appeal Board against this patent. Sourced from the USPTO Open Data Portal and refreshed every six hours; each proceeding number deep-links to the PTAB E2E docket.

Current assignee: Unified Patents, LLC

1 settled
Terminated-Settled
Filed
Sep 25, 2025
Last modified
May 27, 2026
Petitioner
BOE Technology Group Co., Ltd. et al.
Inventor
Jong-Soo Kim et al

PTAB challenges

AIA trial proceedings at the USPTO Patent Trial and Appeal Board — IPR, PGR, and CBM. Petitioners, judge panels, claim-level invalidation outcomes from Final Written Decisions, and Federal Circuit appeals. The single most important defensive datapoint after litigation history.

✓ Generated

Proceedings overview

There is one AIA trial proceeding on file for US Patent 10,013,088. This proceeding was terminated due to settlement. This means the patent's claims have not been challenged to a final decision at the PTAB, and thus, remain undiminished from a PTAB trial perspective.

IPR2025-01481 — BOE Technology Group Co., Ltd. et al. v. Samsung Display Co Ltd

  • Type: Inter Partes Review
  • Filed: 2025-09-25
  • Status: Terminated-Settled – The proceeding was concluded due to a settlement between the parties.
  • Judge panel: Not publicly available from the provided information.
  • Petition grounds: Not publicly available from the provided information.
  • Institution decision: Not publicly available from the provided information.
  • Final Written Decision (if issued): No Final Written Decision was issued as the proceeding settled.
  • Settlement / termination: The proceeding was terminated due to settlement on 2026-05-22. The terms of the settlement are confidential.
  • Appeal: Not applicable, as no Final Written Decision was issued.
  • Defensive value: This proceeding indicates that the patent owner and BOE Technology Group Co., Ltd. et al. reached a confidential settlement, preventing a PTAB decision on the merits of the patent's claims. For other potential defendants, the claims of US10013088B2 remain unadjudicated by the PTAB, meaning that an IPR-based defense is still a viable option, and no claims have been invalidated by the PTAB.

Strategic summary

All claims of US10013088B2 remain untested by a full IPR trial. The single IPR filed, IPR2025-01481, was terminated due to a settlement between the petitioner, BOE Technology Group Co., Ltd. et al., and the patent owner, Samsung Display Co Ltd. This means there is no PTAB decision on the patentability of any claims within US10013088B2.

The estoppel landscape is limited. Since IPR2025-01481 was settled, only BOE Technology Group Co., Ltd. et al. (and their privies) would be barred under § 315(e)(2) from raising any grounds they raised or reasonably could have raised against claims in US10013088B2 in future PTAB proceedings or district court litigation. For any other defendant, all prior-art grounds remain available for potential IPR filings. There is no information to suggest a pattern of multiple IPR filings by the same petitioner or aggressive PTAB appeals by the patent owner based on the single proceeding on record. Unified Patents is noted as involved in the litigation, but their specific role in the settlement or subsequent proceedings is not detailed in the provided information.

Recommended next steps

Since there are no active PTAB proceedings and no claims have been invalidated, a defendant facing assertion of US10013088B2 would consider:

  • Conducting a thorough prior art search to identify potential grounds for a new IPR petition. The absence of a prior FWD means the PTAB has not yet ruled on the patentability of any claims, offering a fresh opportunity for a challenge.
  • Analyzing the claims of US10013088B2 to identify potential vulnerabilities under 35 U.S.C. §§ 102 and 103, particularly given the priority date of 2010-09-14.
  • Evaluating the potential for a new IPR to strategically impact ongoing or threatened litigation, as the patent has not been "hardened" by surviving a full IPR trial.

Generated 5/24/2026, 12:45:32 PM

Assignment history

Inventors, original assignee, and the chain of ownership recorded with the USPTO — including the correspondent attorney who recorded each assignment, since shell-LLC chains often share one repeat-player attorney even when the entity names look unrelated. Surfaces NPE / patent-troll patterns: shell-entity transfers, known asserters in the chain, repeat correspondent fingerprints, pre-litigation assignments, and bankruptcy fire-sales.

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Inventors

  • Jong-soo Kim (Samsung Display Co Ltd)
  • Do-youb Kim (Samsung Display Co Ltd)
  • Myoung-Seop Song (Samsung Display Co Ltd)
  • Sang-Kyun Cho (Samsung Display Co Ltd)

No unusual patterns, such as all inventors departing the original assignee within 12 months of filing, are determinable from the provided information.

Original assignee

The original assignee, as listed on the patent and application records, is Samsung Display Co Ltd. Samsung Display Co Ltd. is a major manufacturer of display technologies, including flat panel displays and organic light emitting displays, which embody the claims of US10013088. Their primary line of business is the research, development, and manufacturing of displays. Samsung Display Co Ltd is currently an operating company.

Assignment timeline

  • 2011-01-07 (executed) / recorded 2016-04-25 — Reel 038372/0859

    • Conveyance: Assignment
    • Assignor: CHO, SANG-KYUN; KIM, DO-YOUB; KIM, JONG-SOO; SONG, MYOUNG-SEOP (the inventors)
    • Assignee: SAMSUNG MOBILE DISPLAY CO., LTD.
    • Correspondent: Not specified in the provided text.
    • Context: Transfer of inventor interests to a corporate entity.
  • 2012-07-02 (executed) / recorded 2016-04-25 — Reel 038516/0395

    • Conveyance: Merger
    • Assignor: SAMSUNG MOBILE DISPLAY CO., LTD.
    • Assignee: SAMSUNG DISPLAY CO., LTD.
    • Correspondent: Not specified in the provided text.
    • Context: Corporate re-organization due to a merger.

Timeline diagram

timeline
    title Ownership of US 10013088
    2010 : Priority date
    2011 : Inventors assign to Samsung Mobile Display
    2012 : Samsung Mobile Display merges into Samsung Display
    2016 : Application filed by Samsung Display
         : Patent issued to Samsung Display

NPE / troll-pattern signals

  1. Shell-entity transfernot present. The assignees in the chain (Samsung Mobile Display Co., LTD. and Samsung Display Co., LTD.) are operating companies with clear product lines.
  2. Known asserter in the chainnot present. None of the named assignees (Samsung Mobile Display Co., LTD., Samsung Display Co., LTD.) are on common NPE lists.
  3. Repeat correspondent across the chainunclear. Correspondent information is not provided for the recorded assignments.
  4. Cascading transfersnot present. There are only two transfers recorded, and they are not sequential transfers through chained LLCs within a short period.
  5. Pre-litigation transferunclear. While litigation is active (2:25-cv-00412), the assignments predate the litigation filing by several years. Further details on the timing of other "worldwide family litigation" are not provided.
  6. Bankruptcy fire-salenot present. The transfers appear to be part of normal corporate activity (inventor assignment, merger), not bankruptcy proceedings.
  7. Privateeringnot present. The current owner is an operating company, Samsung Display Co., Ltd., which asserts its own patents.
  8. Defensive aggregator (anti-NPE)not present. The patent is currently owned by an operating company.

Verdict

Operating-company assertion
The patent chain shows transfers from inventors to Samsung Mobile Display Co., LTD., followed by a merger into Samsung Display Co., LTD., the current owner. Samsung Display Co., LTD. is a well-known operating company that manufactures products embodying the claims, and the litigation records indicate active assertion of the patent.

USPTO Assignment Center search: https://assignmentcenter.uspto.gov/

Generated 5/24/2026, 12:45:40 PM

Prior art

Earlier patents, publications, and products that may anticipate or render the claims unpatentable.

✓ Generated

To identify the most relevant prior art for US patent 10013088, I will examine the "Cited By" and "Citations" sections of the patent. While I cannot directly search the USPTO database in real-time or perform a patentability analysis under 35 U.S.C. § 102, I can present the information provided in the patent document regarding its cited prior art.

Based on the provided patent text, here are the patent citations listed under "Citations (18)", which represent prior art considered by the examiner:

Most Relevant Prior Art for US Patent 10013088:

Here are the prior art patents cited in US10013088, along with their publication dates and brief descriptions. Determining which specific claims they anticipate under 35 U.S.C. § 102 would require a detailed claim-by-claim comparison, which is beyond the scope of this response. However, the descriptions provide insight into their potential relevance.

  1. US20020171610A1

    • Full Citation: US20020171610A1 (Eastman Kodak Company)
    • Publication Date: 2002-11-21
    • Description: Organic electroluminescent display with integrated touch-screen. This reference appears highly relevant as it describes an organic electroluminescent (OLED) display with an integrated touch screen, which is the core technology of US10013088.
    • Potential Anticipation: Potentially relevant to claims broadly covering integrated touch screens on OLED displays, such as elements of Claim 1 related to a display comprising a substrate with pixels and sensing cells for a touch screen.
  2. US20020186208A1

    • Full Citation: US20020186208A1 (Eastman Kodak Company)
    • Publication Date: 2002-12-12
    • Description: Organic electroluminescent display with integrated touch screen. Similar to the above, this patent describes an integrated touch screen with an OLED display.
    • Potential Anticipation: Likely relevant to the same broad aspects as US20020171610A1, concerning the fundamental integration of touch functionality with OLED technology, impacting Claim 1 and potentially its dependent claims.
  3. US20040185301A1

    • Full Citation: US20040185301A1 (Semiconductor Energy Laboratory Co., Ltd.)
    • Publication Date: 2004-09-23
    • Description: Display device and manufacturing method of display device. This patent broadly covers display devices and their manufacturing methods.
    • Potential Anticipation: Could be relevant to the general display structure and manufacturing processes described in US10013088, particularly aspects of Claim 1 regarding the substrate, pixel area, and potentially the formation of layers.
  4. CN1591876A

    • Full Citation: CN1591876A (松下电器产业株式会社)
    • Publication Date: 2005-03-09
    • Description: Semiconductor device. This patent refers to a semiconductor device, which could encompass elements within a display.
    • Potential Anticipation: Could be relevant to the underlying semiconductor components and structures within the display, potentially touching upon aspects of Claim 1 related to the substrate or driving circuits.
  5. US6885157B1

    • Full Citation: US6885157B1 (Eastman Kodak Company)
    • Publication Date: 2005-04-26
    • Description: Integrated touch screen and OLED flat-panel display. This patent explicitly describes the integration of a touch screen with an OLED flat-panel display.
    • Potential Anticipation: Highly relevant to the core invention of US10013088, particularly Claim 1 regarding the integrated touch screen on a flat panel display, and the use of OLED technology.
  6. US20050172722A1

    • Full Citation: US20050172722A1 (Chiaki Kobayashi)
    • Publication Date: 2005-08-11
    • Description: Pressure sensor and method for fabricating the same. While generally about pressure sensors, this could relate to sensing technology used in touch panels.
      Potential Anticipation: Potentially relevant to the sensing cells and their functionality in Claim 1, especially if the capacitive touch screen in US10013088 incorporates pressure-sensing principles.
  7. US20070242055A1

    • Full Citation: US20070242055A1 (Ritdisplay Corporation)
    • Publication Date: 2007-10-18
    • Description: Top-emitting OLED display having transparent touch panel. This describes a specific type of OLED display with a transparent touch panel.
    • Potential Anticipation: Relevant to the integration of transparent touch panels with OLED displays, and potentially to the material choice of sensing cells (e.g., ITO), as mentioned in the description of US10013088.
  8. KR100873080B1

    • Full Citation: KR100873080B1 (삼성모바일디스플레이주식회사)
    • Publication Date: 2008-12-09
    • Description: Organic electroluminescent display. This patent broadly covers organic electroluminescent displays.
    • Potential Anticipation: Could be relevant to the fundamental OLED display technology, pixels, and substrate described in Claim 1 of US10013088.
  9. CN101626017A

    • Full Citation: CN101626017A (三星移动显示器株式会社)
    • Publication Date: 2010-01-13
    • Description: Organic light emitting display device. This Chinese patent, from a Samsung entity, covers OLED display devices.
    • Potential Anticipation: Similar to KR100873080B1, it could anticipate aspects of the OLED display structure in Claim 1.
  10. US20100033443A1

    • Full Citation: US20100033443A1 (Hitachi Displays, Ltd.)
    • Publication Date: 2010-02-11
    • Description: Display device. This patent broadly describes a display device.
    • Potential Anticipation: General display architecture and components, as found in Claim 1, could be relevant here.
  11. US20100060601A1

    • Full Citation: US20100060601A1 (Hitachi Displays, Ltd.)
    • Publication Date: 2010-03-11
    • Description: Liquid crystal display device. This patent focuses on LCD devices.
    • Potential Anticipation: While US10013088 focuses on OLED, general aspects of a flat panel display or integration of elements might be relevant.
  12. US20100108409A1

    • Full Citation: US20100108409A1 (Jun Tanaka)
    • Publication Date: 2010-05-06
    • Description: Capacitive coupling type touch panel. This patent is directly relevant to capacitive touch panel technology.
    • Potential Anticipation: Highly relevant to the "capacitive means" for sensing touch, the arrangement of sensing cells, and sensing lines as described in Claim 1.
  13. KR20100061121A

    • Full Citation: KR20100061121A (삼성전자주식회사)
    • Publication Date: 2010-06-07
    • Description: Touch sensible organic light emitting diode display. This Korean patent, also from a Samsung entity, is highly relevant as it describes a touch-sensitive OLED display.
    • Potential Anticipation: Highly relevant to the core combination of touch sensing and OLED displays, and could anticipate many features of Claim 1 and dependent claims.
  14. CN101766055A

    • Full Citation: CN101766055A (住友化学株式会社)
    • Publication Date: 2010-06-30
    • Description: Organic electroluminescent device and method for manufacturing the same. This patent discusses OLED devices and their manufacturing.
    • Potential Anticipation: Could be relevant to the manufacturing aspects and materials of the OLED display, including the sealing thin film mentioned in Claim 1.
  15. US20100214247A1

    • Full Citation: US20100214247A1 (Acrosense Technology Co., Ltd.)
    • Publication Date: 2010-08-26
    • Description: Capacitive Touch Panel. This patent specifically concerns capacitive touch panels.
    • Potential Anticipation: Directly relevant to the capacitive sensing technology and layout of sensing cells and lines, similar to US20100108409A1, and thus potentially anticipating Claim 1.
  16. US20100309150A1

    • Full Citation: US20100309150A1 (Jaedo Lee)
    • Publication Date: 2010-12-09
    • Description: Organic light emitting diode display. This patent focuses on OLED displays.
    • Potential Anticipation: General OLED display features, pixels, and substrate configurations in Claim 1 could be implicated.
  17. US20110012845A1

    • Full Citation: US20110012845A1 (Rothkopf Fletcher R)
    • Publication Date: 2011-01-20
    • Description: Touch sensor structures for displays. This patent is about touch sensor structures in displays.
    • Potential Anticipation: Highly relevant to the configuration and arrangement of sensing cells and sensing lines on a display, potentially anticipating the touch sensing aspects of Claim 1 and its dependent claims.
  18. US20110128240A1

    • Full Citation: US20110128240A1 (Howon Choi)
    • Publication Date: 2011-06-02
    • Description: Display device with a touch device. This patent describes a display with a touch device.
    • Potential Anticipation: Directly relevant to the integration of touch functionality with a display, a central feature of US10013088, and could anticipate aspects of Claim 1 and related claims concerning this integration.

Generated 5/24/2026, 12:45:52 PM

Obviousness

Combinations of prior art that suggest the claimed invention would have been obvious under 35 U.S.C. § 103.

✓ Generated

Obviousness Analysis of US Patent 10013088 under 35 U.S.C. § 103

This analysis identifies combinations of prior art references that would render the claims of US Patent 10,013,088 obvious to a person having ordinary skill in the art (POSITA) at the time of the invention's priority date (September 14, 2010).

Independent Claim 1 Breakdown:

Claim 1 describes a display comprising:

  1. A substrate including a first area (pixel area) and a second area adjacent to it.
  2. A plurality of pixels in the pixel area.
  3. A sealing thin film covering the first area, including an inclined surface at an end to inhibit infiltration.
  4. A plurality of sensing cells formed over the top surface of the sealing thin film to sense a touch.
  5. A plurality of sensing lines coupled to the sensing cells, having a first portion and a second portion.
  6. A driving circuit electrically connected to the sensing cells via the sensing lines.
  7. An insulating layer.
  8. The inclined surface of the sealing thin film is inclined downwardly toward the driving circuit.
  9. The sensing lines include an inclined portion along the inclined surface.
  10. The sensing lines are formed over the top surface of the sealing thin film in the first portion and over the substrate in the second portion, extending from the sensing cells along the inclined surface to the second area of the substrate, and are electrically connected to the driving circuit.
  11. The sensing cells include first and second sensing cells connected along first and second directions by connection patterns.
  12. The insulating layer is interposed between the first and second connection patterns.

Combination of Prior Art for Obviousness:

A strong argument for obviousness can be made by combining US Patent 6,885,157 B1 (Kodak) with the general knowledge of a POSITA regarding manufacturing reliability in thin-film device fabrication, specifically as exemplified by US Patent Application Publication 2004/0185301 A1 (Semiconductor Energy Laboratory).

Primary Reference: US Patent 6,885,157 B1 to Kodak ("Kodak")

Kodak discloses an "Integrated touch screen and OLED flat-panel display," which addresses several key elements of Claim 1:

  • Substrate, pixel area, and pixels: Kodak describes an OLED display with a substrate 10 (or backplane), a pixel area with organic light-emitting elements, and pixels 12. [cite: US6885157B1, Fig. 1, Col. 3, lines 1-7]
  • Sealing layer: Kodak teaches an "encapsulation layer 20" for the OLED display, which covers the OLED panel and protects the organic light-emitting elements. This layer serves the function of inhibiting infiltration of oxygen and moisture. [cite: US6885157B1, Fig. 1, Col. 3, lines 6-7]
  • Sensing cells on encapsulation layer: Kodak explicitly states that a "transparent touch screen 30 is integrated with the display device, being either directly deposited on the top surface of the encapsulation layer 20," and comprises "touch sensor elements 32." [cite: US6885157B1, Fig. 1, Col. 3, lines 16-19]
  • Sensing lines: The touch screen includes a "grid of transparent conductors" forming row and column electrodes (32) that function as sensing lines. [cite: US6885157B1, Fig. 1, Col. 3, lines 20-22]
  • Driving circuit (integrated/shared): Kodak discloses "row driver 36 and column driver 38" for the touch screen. Significantly, it states that "The row driver 36 and column driver 38 for the touch screen, and the corresponding display drivers 16 and 18 for the OLED panel, may be either implemented as separate IC chips or integrated onto one or more common IC chips." This directly anticipates the integrated driving circuit and potentially a shared FPCB (Flexible Printed Circuit Board) as discussed in US10013088. [cite: US6885157B1, Fig. 1, Col. 3, lines 23-29]
  • Sensing cells with connection patterns and insulating layer: Kodak's "grid of transparent conductors forming row and column electrodes" (32), as shown in Figure 2, inherently implies first and second sensing cells connected along respective directions. The use of an "insulating layer 34" interposed between these crossing conductors (e.g., between the column conductors 32a and row conductors 32b) is also depicted. [cite: US6885157B1, Fig. 2, Col. 3, lines 21-22]
  • Sensing lines extending to the substrate's second area: Kodak's Figure 1 shows the touch screen (30) on the encapsulation layer (20) and the drivers (36, 38) located in a peripheral region (analogous to the "second area") of the substrate. The sensing lines connecting the touch sensor elements to these drivers are implicitly shown extending to this region. [cite: US6885157B1, Fig. 1]

Missing Elements from Kodak:

The primary feature explicitly claimed in US10013088 that is not explicitly detailed in Kodak is the "inclined surface at an end of the sealing thin film" and the "sensing lines including inclined portion along the inclined surface" (elements 3, 8, 9, 10 of Claim 1).

Secondary Reference/General Knowledge: US Patent Application Publication 2004/0185301 A1 to Semiconductor Energy Laboratory Co., Ltd. ("Semiconductor Energy Lab")

Semiconductor Energy Lab, titled "Display device and manufacturing method of display device," directly addresses manufacturing reliability issues in display devices.

  • Problem of steps: It teaches that when an insulating film has a "step shape," short circuits are likely to occur when subsequent layers (e.g., light-emitting layers, opposing electrodes, or by extension, conductive lines) are formed over it. [cite: US20040185301A1, Abstract, Para. 0037]
  • Solution of "relaxing the step": To avoid such short circuits and obtain a display device with excellent reliability, Semiconductor Energy Lab suggests that "it is effective to form the insulating film such that the step is sufficiently relaxed." [cite: US20040185301A1, Abstract, Para. 0037] A POSITA would readily understand that "relaxing the step" involves making the edge of the layer inclined or tapered rather than having an abrupt vertical transition, to improve the coverage and integrity of subsequently deposited layers.

Motivation for a POSITA to Combine Kodak with Semiconductor Energy Lab (or general knowledge):

A person of ordinary skill in the art in the field of flat panel display manufacturing, particularly integrated touch displays, would have been acutely aware of the challenges associated with reliably routing thin-film conductive lines over topographical steps. The patent for US10013088 itself explicitly acknowledges this known problem: "a risk exists that the sensing lines 230 that pass through the end portion A of the sealing thin film 200 may be broken by the step difference of the end portion in the patterning process." [cite: US10013088B2, Description, 0070] The solution presented in US10013088 is "an area 201 of the end portion of the sealing thin film 200 is formed to be inclined as shown in FIG. 4, thereby overcoming such a problem." [cite: US10013088B2, Description, 0071]

Given this recognized problem in the art, a POSITA working on the integrated touch OLED display of Kodak, seeking to improve its manufacturing yield and long-term reliability, would have been motivated to apply known solutions for mitigating step coverage issues. Semiconductor Energy Lab provides a clear teaching that "relaxing the step" of an insulating film improves reliability of subsequent layers over it. It would have been obvious for a POSITA to implement this well-known technique by forming an inclined surface at the edge of the encapsulation layer (sealing thin film) in Kodak's display. This modification would ensure that the sensing lines, when extending from the encapsulation layer to the substrate, transition smoothly over the inclined surface, thereby preventing breakage and improving manufacturing yield, without altering the fundamental function of the integrated display. This combination represents a predictable modification to solve a known manufacturing challenge.

Conclusion:

Based on the combination of US Patent 6,885,157 B1 (Kodak) and the teachings of US Patent Application Publication 2004/0185301 A1 (Semiconductor Energy Lab), or the general knowledge of a POSITA regarding thin-film manufacturing reliability, all elements of Claim 1 of US10013088 would have been obvious at the time of the invention. Kodak provides the integrated display and touch panel structure, including the sealing layer, sensing cells, sensing lines, and integrated driving circuit. Semiconductor Energy Lab provides the motivation and teaching for shaping steps (such as the end of a sealing film) with an inclined surface to improve the reliability of overlying conductive lines. The motivation to combine these teachings stems from a desire to address the well-known problem of line breakage over abrupt topographical steps in microelectronic device fabrication.

Generated 5/24/2026, 12:46:11 PM

Extensions

Patent term adjustments, term extensions, continuations, divisionals, family members, and expiration dates.

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Please note that while I can access the provided patent text, I do not have real-time access to the live USPTO database or Patent Center for real-time updates on patent term adjustments (PTA) or extensions (PTE) beyond what is stated in the patent document itself. The USPTO does not calculate expiration dates for patents; instead, it provides tools and information for users to estimate these dates.

Based on the provided patent text (US10013088B2) and general patent law principles:

1. Patent Term Adjustments (PTA) and Patent Term Extensions (PTE):

  • Patent Term Adjustment (PTA): PTA compensates applicants for certain delays caused by the USPTO during patent prosecution. This typically applies to utility and plant applications filed on or after May 29, 2000. The patent record does not explicitly state the amount of PTA granted. To determine the exact PTA, one would typically need to consult the Issue Notification Letter or the "Patent Term Adjustment" section in Patent Center on the USPTO website.
  • Patent Term Extension (PTE): PTE is available under specific circumstances, primarily for patents claiming products (e.g., human drugs, medical devices, food additives) that undergo lengthy regulatory review before commercial marketing. There is no indication in the provided patent text or its classifications that US10013088 relates to such products, so it is unlikely to have received a PTE.

2. Continuation and Divisional Applications:

The provided patent information lists several related applications that claim priority from the same priority date (September 14, 2010), including:

  • Parent Application: US13/021,581 (filed 2011-02-04), which issued as US9323400B2. US10013088B2 is a continuation of this application.
  • Continuation Applications:
    • US16/005,694 (filed 2018-06-12), which issued as US10474270B2.
    • US16/677,191 (filed 2019-11-07), which issued as US10895926B2.
    • US17/149,632 (filed 2021-01-14), which issued as US11809663B2.
    • US18/373,249 (filed 2023-09-26), which issued as US12321555B2.
    • US19/226,095 (pending, filed 2025-06-02), which is also published as US20250291445A1.

The patent text explicitly states that US10013088 "is a continuation of U.S. patent application Ser. No. 13/021,581". Continuation applications are filed while a parent application is still pending and claim priority to the parent application, often for further examination of claims not allowed in the parent, or to pursue different claim scope.

  • Divisional Applications: No applications explicitly identified as "divisional" applications are listed in the provided patent text. Divisional applications arise when a patent application contains claims to more than one invention, and the applicant is required to restrict the claims to one invention.

3. Related Family Members:

The patent family (Family ID=45806191) for US10013088 includes several applications and patents, all stemming from the same priority date of 2010-09-14:

  • US Applications/Patents:
    • US13/021,581 (issued as US9323400B2)
    • US15/133,605 (issued as US10013088B2 - the subject patent)
    • US16/005,694 (issued as US10474270B2)
    • US16/677,191 (issued as US10895926B2)
    • US17/149,632 (issued as US11809663B2)
    • US18/373,249 (issued as US12321555B2)
    • US19/226,095 (pending, published as US20250291445A1)
  • International/Foreign Applications/Patents:
    • KR10-2010-0089955 (priority application, filed 2010-09-14)
    • KR101886801B1 (published patent, corresponding to the Korean priority application)
    • CN102402323B
    • CN106886347B

4. Projected Expiration Date:

The patent text states the "Anticipated expiration" date as 2031-02-04.

For US utility patents filed on or after June 8, 1995, the basic patent term is 20 years from the effective filing date of the earliest non-provisional application in its family.

US10013088B2 claims priority to Korean Patent Application No. 10-2010-0089955, filed on September 14, 2010, and is a continuation of US patent application Ser. No. 13/021,581, filed on February 4, 2011. The earliest priority date listed in the patent family is 2010-09-14. Therefore, the 20-year term from the earliest priority date (2010-09-14) would typically result in an expiration date of 2030-09-14.

The "Anticipated expiration" date of 2031-02-04 suggests that there has been a Patent Term Adjustment (PTA) granted for this patent, extending its term beyond the basic 20 years from its earliest effective filing date. As noted, PTA is added to compensate for USPTO delays during prosecution. Without access to the specific PTA calculation from the USPTO records, the exact breakdown of this adjustment cannot be determined, but the listed expiration date accounts for it.

Generated 5/28/2026, 5:24:42 PM

Derivative works

Defensive disclosure: derivative variations of each claim designed to render future incremental improvements obvious or non-novel.

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