The catalog
Patent invalidity dossiers.
1,391 patents in the database, sorted by number of on-file litigation cases. Of these, 1,137 have at least one tracked case across 2,473 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 patent
Drop a US patent number — we’ll verify it on Google Patents and generate the full invalidity dossier.
By industry
Analysis of U.S. Patent 8,949,206 Date of Analysis: May 11, 2026 Patent Number: 8,949,206 B2 --- I. Bibliographic Information Title: System and method for creating multiple versions of a descriptor file Assignee: The most recent assignee…
View full analysis →added 5/11/2026US patent 9051542 has the following details: Title: Compositions and methods to prevent AAV vector aggregation Assignee: Genzyme Corp. Inventors: John Fraser Wright and Guang Qu Filing Date: 2010-03-19 Issue Date: 2015-06-09 Abstract: The…
View full analysis →added 5/14/2026US Patent 9281314, titled "Non-volatile storage having oxide/nitride sidewall," was filed on October 10, 2014, and granted on March 8, 2016. The original assignee was SanDisk Technologies LLC, and the current assignee is Palisade…
View full analysis →added 5/14/2026An analysis of US Patent 9,402,120 reveals the following details regarding the invention and its legal status. Title: Wireless earbuds Assignee: The current assignee of the patent is Earin AB. The original assignee was Epickal AB…
View full analysis →added 5/14/2026- US9402120B23 cases →8/8 sections
As of April 26, 2026, here is a concise summary of US Patent 9,402,120 B2. Patent Summary: US 9,402,120 B2 Title: Wireless earbuds Assignee: The patent lists Earin AB as the current assignee. The original assignee was Epickal AB…
View full analysis →added 5/14/2026 Here is a concise summary of US Patent RE48633. Title: System and method for creating and managing a virtualized computing system Assignee: Kaavo Inc. Inventors: Neil Ramchandani, Siddalingesh Salimath Filing Date: September 14, 2018 Issue…
View full analysis →added 4/27/2026- USUS57685283 cases →8/8 sections
Analysis of U.S. Patent No. 5,768,528 Date of Analysis: April 26, 2026 Patent Information: Title: Client-server system for delivery of online information Assignee: The provided information indicates the original assignee was V Cast Inc…
View full analysis →added 4/28/2026 - USUS8942252B23 cases →8/8 sections
Summary of U.S. Patent US8942252B2 A concise summary of U.S. Patent US8942252B2 is provided below, based on a search of the USPTO database. Title: Method and system synchronization of content rendering Assignee: IMPLICIT LLC. Records also…
View full analysis →added 4/27/2026 - US102370673 cases →7/8 sections
US Patent 10237067 is titled "Apparatus for voice assistant, location tagging, multi-media capture, transmission, speech to text conversion, photo/video image/object recognition, creation of searchable metatags/contextual tags, storage and…
View full analysis →added 5/14/2026 - US106744323 cases →7/8 sections
US patent 10674432: "Mobile device mode enablement responsive to a proximity criterion" Assignee: Telcom Ventures LLC Inventors: Peter D. Karabinis, Rajendra Singh Filing Date: 2019-01-18 Issue Date: 2020-06-02 Abstract: The patent…
View full analysis →added 5/14/2026 - US107939163 cases →7/8 sections
US Patent 10793916, titled "Systems and methods to detect rare mutations and copy number variation," was issued to Guardant Health Inc. The sole inventor listed is AmirAli Talasaz. The patent was filed on September 18, 2019, and granted…
View full analysis →added 5/14/2026 - US107962963 cases →7/8 sections
US Patent 10,796,296 Summary Title: Kit, system and associated method and service for providing a platform to prevent fraudulent financial transactions Assignee: Paygeo LLC Inventors: Rabih S. Ballout Filing Date: May 22, 2020 Issue Date…
View full analysis →added 5/13/2026 - US108283453 cases →7/8 sections
Here is a concise summary of US patent 10828345: Patent Number: US10828345B2 Title: Use of a VEGF antagonist to treat angiogenic eye disorders Assignee: Regeneron Pharmaceuticals Inc. Inventor: George D. Yancopoulos Filing Date: 2018-10-12…
View full analysis →added 5/14/2026 - US108412483 cases →7/8 sections
US Patent 10841248 Summary Title: Connection specific selection of automated response messages Assignee: CEDARWOOD VENTURES, INC. Inventors: Loralee Hajdu, Oliver Hajdu Filing Date: April 11, 2018 Issue Date: November 17, 2020 Abstract…
View full analysis →added 4/27/2026 - US113761363 cases →7/8 sections
Here's a concise summary of US patent 11376136: Title: Expandable spinal implant and tool system Assignee: Moskowitz Family LLC Inventors: Ahmnon D. Moskowitz, Pablo A. Valdivia Y. Alvarado, Mosheh T. MOSKOWITZ, Nathan C. Moskowitz Filing…
View full analysis →added 5/12/2026 - US115166433 cases →7/8 sections
A concise summary of US Patent 11,516,643 is as follows: Title: Connection specific selection of automated response messages Assignee: CEDARWOOD VENTURES, INC. Inventors: Loralee Hajdu, Oliver Hajdu Filing Date: November 14, 2020 Issue…
View full analysis →added 4/27/2026 - US123360523 cases →7/8 sections
US Patent 12336052 Summary Title: Method and system for using a situational network Assignee: Sitnet LLC Inventors: Thomas Cona, Patrick T. Igoe, Leonid Kravets, Edward A. Ehrlacher Filing Date: 2024-12-30 Issue Date: 2025-06-17 Abstract…
View full analysis →added 5/12/2026 Of course, here is the requested analysis of U.S. Patent No. 7,793,332. Patent Information Summary Title: Signal processing apparatus and methods Assignee: The current assignee of record is Contentnexus LLC, as of a reassignment on June 9…
View full analysis →added 4/27/2026The current date is April 26, 2026. Here is a summary of US Patent 7,916,180: Title: Simultaneous multiple field of view digital cameras Assignee: Intellectual Ventures II LLC Inventors: Richard Ian Olsen Darryl L. Sato Feng-Qing Sun James…
View full analysis →added 5/10/20266] US8259688B2 - Pre-allocated random access identifiers - Google Patents https://patents.google.com/patent/US8259688B2/enUS patent 8259688, titled "Pre-allocated random access identifiers," was filed on September 1, 2006, and issued on…
View full analysis →added 5/10/2026