The catalog
Patent invalidity dossiers.
1,809 patents in the database, sorted by number of on-file litigation cases. Of these, 1,391 have at least one tracked case across 3,023 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
- US119916002 cases →8/8 sections
Patent Summary: US 11,991,600 B2 Date of Analysis: May 13, 2026 A review of US Patent 11,991,600 reveals it pertains to methods for a mobile device to automatically select the best network path for sending a message. The patent is…
View full analysis →added 5/12/2026 - US119916012 cases →8/8 sections
A concise summary of US Patent 11,991,601 is as follows: Title: Wireless messaging method and server Assignee: Rembrandt Messaging Technologies LP Inventor: Graham Merrett Filing Date: July 21, 2023 Issue Date: May 21, 2024 Abstract: A…
View full analysis →added 5/12/2026 - US120035292 cases →8/8 sections
Here's a concise summary of US patent 12003529: US Patent 12003529 Title: Techniques for detecting artificial intelligence model cybersecurity risk in a computing environment Assignee: Wiz Inc Inventors: Amitai Cohen, Barak Sharoni, Shir…
View full analysis →added 5/14/2026 - US120042622 cases →8/8 sections
Here's a concise summary of US Patent 12004262: US Patent Number: US12004262B2 Title: Wireless communication method using BSS identifier and wireless communication terminal using same Current Assignee: Wilus Institute of Standards and…
View full analysis →added 5/14/2026 - US120153752 cases →8/8 sections
Patent Summary: US 12,015,375 B2 Title: Lead assembly for connecting solar panel arrays to inverter Assignee: Shoals Technologies Group, LLC Inventor: Dean Solon Filing Date: June 26, 2023 Issue Date: June 18, 2024 Abstract: A lead…
View full analysis →added 5/13/2026 - US120165802 cases →8/8 sections
Here's a concise summary of US Patent 12016580: US Patent 12016580 Title: Single insertion delivery system for treating embolism and associated systems and methods Assignee: Inari Medical Inc [cite: The "Current Assignee" and "Original…
View full analysis →added 5/14/2026 - US120951492 cases →8/8 sections
Here is a concise summary of US Patent 12095149: US Patent 12095149 Title: Multiple-body-configuration multimedia and smartphone multifunction wireless devices Assignee: Fractus SA Inventors: Carles Puente Baliarda, Josep Mumbru, Jordi…
View full analysis →added 5/14/2026 - US120969732 cases →8/8 sections
US patent 12096973, titled "Systems and methods for therapeutic nasal treatment using handheld device," was filed on April 26, 2024, and issued on September 24, 2024. The inventor is David Townley. The patent is currently assigned to…
View full analysis →added 5/14/2026 - US120969742 cases →8/8 sections
Here's a concise summary of US Patent 12096974: US Patent 12096974: Summary Title: Systems and methods for therapeutic nasal treatment using handheld device Assignee: Neurent Medical Ltd. Inventor: David Townley Filing Date: 2024-04-26…
View full analysis →added 5/14/2026 - US121362762 cases →8/8 sections
Summary of U.S. Patent 12,136,276 A review of U.S. Patent 12,136,276 reveals a technology focused on the automatic calibration of cameras used in vehicles for lane detection and distance estimation. The patent is the subject of a legal…
View full analysis →added 5/12/2026 - US121565332 cases →8/8 sections
US Patent 12156533B2, titled "Nicotine salt formulations for aerosol devices and methods thereof," was filed on February 9, 2021, and issued on December 3, 2024. The inventors are Adam Bowen and Chenyue Xing. The current assignee is JLI…
View full analysis →added 5/12/2026 - US121680362 cases →8/8 sections
Summary of U.S. Patent 12,168,036 A review of U.S. Patent 12,168,036 indicates the patent is the subject of a Post-Grant Review (PGR) proceeding before the Patent Trial and Appeal Board (PTAB) as of April 2, 2026. A search for related 2026…
View full analysis →added 4/30/2026 - US121719162 cases →8/8 sections
Summary of U.S. Patent 12,171,916 A thorough review of U.S. Patent 12,171,916 has been conducted. As of April 26, 2026, no records of this patent were found in the 2026 dockets of the U.S. Court of Appeals for the Federal Circuit (CAFC)…
View full analysis →added 5/13/2026 - US121741062 cases →8/8 sections
Analysis of U.S. Patent 12,174,106: Flow Cytometer Date of Analysis: May 13, 2026 Patent Number: US 12,174,106 B2 Title: Flow cytometer Assignee: Beckman Coulter, Inc. Inventor: Yong Qin Chen Filing Date: December 22, 2021 Issue Date…
View full analysis →added 5/13/2026 - US121864742 cases →8/8 sections
An analysis of U.S. Patent 12,186,474 reveals the following details regarding the invention, its ownership, and legal status. Title: System and method for collecting plasma. Assignee: Haemonetics Corp. Inventor: Michael Ragusa. Filing…
View full analysis →added 5/13/2026 - US121957732 cases →8/8 sections
US Patent 12195773, titled "PH20 polypeptide variants, formulations and uses thereof," was filed on May 9, 2024, and granted on January 14, 2025. The current assignee is Halozyme Inc. and Halozyme Therapeutics Inc. The inventors are Ge…
View full analysis →added 5/14/2026 - US122505642 cases →8/8 sections
US Patent 12250564B2, titled "Method and apparatus for processing bandwidth intensive data streams using virtual media access control and physical layers," was issued to Xifi Networks R and D Inc. The sole inventor listed is Sai C…
View full analysis →added 5/14/2026 - US123016272 cases →8/8 sections
Summary of U.S. Patent No. 12,301,627 A detailed analysis of U.S. Patent No. 12,301,627 reveals a system and method for identifying and analyzing cybersecurity threats by correlating anomalous network events. The patent, assigned to Qomplx…
View full analysis →added 4/30/2026 - US123016282 cases →8/8 sections
Patent Analysis: US 12,301,628 B2 Date of Analysis: April 26, 2026 Patent Number: US 12,301,628 B2 Title: Correlating network event anomalies using active and passive external reconnaissance to identify attack information Assignee: Qomplx…
View full analysis →added 4/30/2026 - US123080872 cases →8/8 sections
Summary of U.S. Patent 12,308,087 A concise summary of U.S. Patent 12,308,087 is provided below, including details on the patent's title, assignee, inventor, key dates, and a plain-language explanation of its independent claims. Title…
View full analysis →added 5/14/2026