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
- US115749911 case →6/8 sections
US patent 11574991, titled "Organic light emitting diode display with semiconductor layer having bent portion," was granted to Samsung Display Co Ltd. The inventors are Se-Ho Kim, Jin-woo Park, and Won-Se Lee. The patent application was…
View full analysis →added 5/14/2026 - US115823431 case →6/8 sections
Here's a concise summary of US Patent 11582343: Title: Devices and methods for multipath communications Assignee: Competitive Access Systems Inc. Inventor: Eric M. DeLangis Filing Date: August 15, 2022 Issue Date: February 14, 2023…
View full analysis →added 5/14/2026 - US116062041 case →6/8 sections
Here's a concise summary of US Patent 11606204: Title: Systems and methods for “machine-to-machine” (M2M) communications between modules, servers, and an application using public key infrastructure (PKI) Assignee: Network 1 Technologies…
View full analysis →added 5/12/2026 - US116277711 case →6/8 sections
Patent Analyst Report: US 11,627,771 Date of Analysis: April 26, 2026 This report provides a concise summary of United States Patent 11,627,771, including its key bibliographic details and a plain-language overview of its independent…
View full analysis →added 4/27/2026 - US116531821 case →6/8 sections
US patent 11653182B2, titled "Server that sends a response when a mobile phone has an active status with a packet switched message service," was issued to Rembrandt Messaging Technologies LP. The inventor is Graham Merrett. The application…
View full analysis →added 5/14/2026 - US116757911 case →6/8 sections
Here's a concise summary of US Patent 11675791: Patent Number: US11675791B2 Title: System and method for tracking progression toward a customized goal Current Assignee: Shahla Melamed [cite: https://patents.google.com/patent/US11675791/en]…
View full analysis →added 6/6/2026 - US116816141 case →6/8 sections
US patent 11681614, titled "Storage device with subdivisions, subdivision query, and write operations," was issued to Radian Memory Systems LLC. The inventors are Andrey V. Kuzmin and James G. Wayda. The patent was filed on September 12…
View full analysis →added 5/14/2026 - US116983771 case →6/8 sections
US Patent 11698377, titled "Methods for detecting AAV," was granted to Genzyme Corp. The inventors listed are Xiaoying Jin, Catherine O'Riordan, Lin Liu, and Kate Zhang. The application was filed on August 14, 2017, and the patent was…
View full analysis →added 5/12/2026 - US117097721 case →6/8 sections
US Patent 11709772: Storage System with Multiplane Segments and Cooperative Flash Management Title: Storage system with multiplane segments and cooperative flash management Assignee: Radian Memory Systems LLC Inventors: Andrey V. Kuzmin…
View full analysis →added 5/14/2026 - US117154571 case →6/8 sections
U.S. Patent 11715457, titled "Real time correction of accent in speech audio signals," was issued to Sanas Ai Inc. (current assignee) on August 1, 2023. The inventors are Andrei Golman and Dmitrii Sadykov. The patent was filed on December…
View full analysis →added 5/12/2026 - US117777761 case →6/8 sections
US Patent 11777776, titled "Header repetition in packet-based OFDM systems," was issued to AX Wireless LLC. The patent lists Joon Bae KIM and Marcos C. Tzannes as inventors. The application was filed on September 7, 2022, and the patent…
View full analysis →added 5/22/2026 - US118052671 case →6/8 sections
Here's a concise summary of US Patent 11805267, "Motion prediction in video coding," along with a plain-language overview of its independent claims: US Patent 11805267: Motion prediction in video coding Title: Motion prediction in video…
View full analysis →added 5/13/2026 - US118061201 case →6/8 sections
Here is a concise summary of U.S. Patent 11,806,120. Title: Health risk indicator determination Assignee: Beijing Shunyuan Kaihua Technology Co Ltd Inventors: Ulrik Wisløff, Christian Ragnar Gutvik Filing Date: February 4, 2021 Issue Date…
View full analysis →added 4/27/2026 - US118094311 case →6/8 sections
Here is a concise summary of US Patent 11809431: Title: System and method for achieving goals Assignee: Data Health Partners Inc., Melamed Shahla Inventors: Nathaniel T. Bradley, James Gaynor, Joshua S. Paugh, Paul Arena, Lisa A. Marshall…
View full analysis →added 6/6/2026 - US118570641 case →6/8 sections
Here's a concise summary of US Patent 11857064: Title: Tool attachment system Assignee: Milwaukee Electric Tool Corp Inventors: Aaron S. Blumenthal, Jason D. Thurner, Christopher S. Hoppe Filing Date: July 21, 2023 Issue Date: January 2…
View full analysis →added 5/12/2026 - US118646411 case →6/8 sections
Here is a concise summary of US Patent 11864641: US Patent 11864641: Magnetically coupled wallet accessory for mobile device Title: Magnetically coupled wallet accessory for mobile device Assignee: 1LSS Inc Inventors: Fernando Mora…
View full analysis →added 5/14/2026 - US118647551 case →6/8 sections
US patent 11864755, titled "Artificial expandable implant systems," was granted to Moskowitz Family LLC on January 9, 2024, from an application filed on March 22, 2021 (Application number US17/208,640). The inventors are Mosheh T…
View full analysis →added 5/12/2026 - US118752751 case →6/8 sections
Here is a concise summary of US patent 11875275: Title: Custom time series models in computer analytics systems Assignee: The current assignee is Cisco Technology Inc. The original assignee was Splunk Inc. Inventors: Koulick Ghosh and…
View full analysis →added 5/12/2026 - US118853581 case →6/8 sections
Here's a concise summary of US Patent 11885358: Title: Blind fastener and method of installation thereof Assignee: Howmet Aerospace Inc. (Current and Original Assignee) Inventors: Robert B. Wilcox, James Thomas Smith, Troy Don Pierce…
View full analysis →added 5/12/2026 - US118867501 case →6/8 sections
FOR IMMEDIATE RELEASE Patent Analysis: U.S. Patent No. 11,886,750 Date: April 26, 2026 Overview This report provides a summary of United States Patent number 11,886,750, titled "Analytics, algorithm architecture, and data processing system…
View full analysis →added 5/13/2026