The catalog

Patent invalidity dossiers.

7,209 patents in the database, sorted by number of on-file litigation cases. Of these, 2,988 have at least one tracked case across 6,606 litigations.

Demand letter analyzer

You got a patent demand letter. Now what?

Paste the letter — we extract the asserted patents, identify the asserter, characterize their litigation history, flag validity vulnerabilities, and draft a sample response letter your attorney can review. Free, private, ~2-3 minutes.

Analyze a letter →

Analyze a patent

Drop a US patent number — we’ll verify it on Google Patents and generate the full invalidity dossier.

By industry

Software Technology & Computing Systems (T)(1343)Medical (M)(713)High-Tech (T)(550)Wireless Technologies(508)Semiconductor (T)(386)Automotive (A)(298)Industrial Manufacturing (IM)(295)Media & Broadcasting (T)(189)Biotechnology(153)Energy (E)(147)Optical Technology(144)Financial Technology (FT)(132)Sporting Goods (S)(84)Other (O)(73)Audio Technology(66)Consumer Durables(56)Home Appliance (HA)(48)Lighting (L)(47)Footwear(37)Agriculture (AG)(36)Firearms (F)(36)Gaming (G)(36)Food (FD)(35)Railroad(33)Home Security(31)Optical Communication(22)Audience Measurement(19)Plumbing(16)Baby Products(12)Printing Technology(10)Fire Safety (FS)(6)Retail Security(6)Telecommunications(5)Tech (T)(4)Aerospace(3)Aerospace (AS)(3)Printing Technology (P)(3)Aerospace (A)(2)Construction (C)(2)Printing (P)(2)Retail Technology (RT)(2)Telecommunications (T)(2)Telecommunications (TC)(2)Toys(2)Advertising (AD)(1)Aerospace (Ae)(1)Aviation(1)Aviation (AV)(1)Building & Construction(1)Building Construction (BC)(1)Building Materials(1)Chemical (C)(1)Chemical Sensing(1)Cosmetics (C)(1)Data Communication(1)Document Security(1)Electrical Components(1)Environmental Monitoring (EM)(1)Fencing(1)Fire Safety(1)Furniture (F)(1)High-Tech(1)Logistics (L)(1)Logistics & Shipping(1)Marine (M)(1)Maritime Logistics(1)Musical Instruments (MI)(1)Networking (N)(1)Office Equipment(1)Office Equipment (OE)(1)Paints & Coatings(1)Pet Products(1)Printing(1)Printing Technology (PT)(1)Retail Technology(1)Retail Technology (R)(1)Software Technology (T)(1)Textiles(1)Textiles (TX)(1)Tobacco (TB)(1)Vaping (V)(1)Video Surveillance(1)Video Technology(1)Water Treatment(1)
  • The initial searches returned no results. Let me try additional queries to check for the patent record and any CAFC proceedings. I found records for the patent itself, but need to verify whether any CAFC 2026 appeal specifically concerns…

    View full analysis →added 9/1/2026
  • I'll search for authoritative information on US 10965063, including any 2026 CAFC activity. US Patent 10,965,063 — Analyst Summary Method note: I searched for the literal string "10965063" / "US 10,965,063" against Google Patents…

    View full analysis →added 8/29/2026
  • Following a review of public records and the patent documentation for U.S. Patent No. 10,965,425, here is a summary of its key details and an analysis of its independent claims. Patent Information: Title: Control information for multi-user…

    View full analysis →added 4/27/2026
  • I'll search for authoritative information on this specific patent number and its litigation status. Let me verify the litigation and post-grant proceedings for this specific patent. Let me confirm the outcome of the IPR2022-00388…

    View full analysis →added 9/29/2026
  • I'll search for authoritative records on this specific patent number. Let me run a couple of targeted follow-ups on litigation and PTAB activity for this exact patent. US 10,973,613 B2 — Analyst Summary Important scoping note: I searched…

    View full analysis →added 9/30/2026
  • Patent Overview: US10979836B2 — "Acoustic sealing analysis system" Bibliographic data (from supplied text). Patent number US10979836B2; application US16/838,277, filed 2020-04-02; granted/published 2021-04-13. Priority date listed as…

    View full analysis →added 9/29/2026
  • US Patent 10980901, titled "Treatment of PMSA expressing cancers," was issued to European Atomic Energy Community Euratom and Universitaet Heidelberg on April 20, 2021, from an application filed on December 15, 2016. The inventors listed…

    View full analysis →added 5/13/2026
  • US Patent 10991097, titled "Artificial intelligence segmentation of tissue images," was issued to Tempus AI Inc. The patent describes methods and systems for analyzing digital medical images, particularly histological slides of cancerous…

    View full analysis →added 5/12/2026
  • I'll verify the current status of US 10,999,635 against live sources, including any 2026 appellate activity, before summarizing. Let me check the specific litigation dockets referenced and whether any 2026 appellate activity exists. Let me…

    View full analysis →added 9/30/2026
  • I'll search for authoritative records on US 11,001,471. Let me check the PTAB proceeding and any appellate docket for this patent. Let me check for any Federal Circuit appeal arising from the IPR. US 11,001,471 B2 — "Cable Reel" Caveat on…

    View full analysis →added 9/29/2026
  • Here is a concise summary of US patent 11004271: US Patent 11004271 Summary Title: Augmenting real-time views of a patient with three-dimensional data Assignee: Novarad Corp Inventors: Steven Cvetko, Wendell Arlen Gibby Filing Date…

    View full analysis →added 6/15/2026
  • I'll search for authoritative sources on this specific patent number and its claims. Let me retrieve the actual claim text for this patent. I have strong results. Let me retrieve the actual granted claim text of the '474 patent to…

    View full analysis →added 8/30/2026
  • US patent 11017020, titled "Method and apparatus for managing digital files," was issued to MemoryWeb LLC on May 25, 2021. The patent lists Christopher J. Desmond, Nancy L. Desmond, and L. Michael Taylor as the inventors. The application…

    View full analysis →added 7/9/2026
  • Here's a concise summary of US patent 11017668: US Patent 11017668: Systems and methods for managing anomalous conditions in a shared transport system Title: Systems and methods for managing anomalous conditions in a shared transport…

    View full analysis →added 5/12/2026
  • US Patent 11018724: Concise Summary Title: Method and apparatus for emulating multiple cards in mobile devices Assignee: RFCyber Corp Inventors: Xiangzhen Xie, Liang Seng Koh, Hsin Pan Filing Date: March 1, 2013 Issue Date: May 25, 2021…

    View full analysis →added 6/15/2026
  • US patent 11025573, titled "Method and apparatus for data sharing," was issued on June 1, 2021, from an application filed on December 7, 2018 (Application No. US16/212,902). The patent is currently assigned to Ginko LLC, and the inventors…

    View full analysis →added 5/14/2026
  • US patent 11030491, titled "Platform, systems, and methods for identifying property characteristics and property feature conditions through imagery analysis," was filed on January 22, 2021, and issued on June 8, 2021. The inventor is…

    View full analysis →added 5/14/2026
  • I'll search for authoritative information on US patent 11044344. Let me dig deeper into the claim text and the appellate proceedings. Let me verify the claim set directly from the patent document and related sources. Summary — US Patent…

    View full analysis →added 9/24/2026
  • The following is a concise summary of US Patent 11048299: Title: Graphical user interface for flexible touch screen display devices Assignee: Lepton Computing LLC Inventors: Stephen E. Delaporte Filing Date: September 20, 2019 Issue Date…

    View full analysis →added 4/27/2026
  • Here's a concise summary of US Patent 11055583: US Patent: 11055583 Title: Machine learning for computing enabled systems and/or devices Assignee: AUTONOMOUS DEVICES LLC Inventors: Jasmin Cosic Filing Date: 2019-09-26 Issue Date…

    View full analysis →added 7/29/2026