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Patent invalidity dossiers.

7,160 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.

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  • Here's a concise summary of US Patent 12020734: US Patent: 12020734 Title: Multilayer exchange spring recording media Assignee: Mr Technologies GmbH Inventors: Dieter Suess Filing Date: 2021-10-04 Issue Date: 2024-06-25 Abstract: A…

    View full analysis →added 5/13/2026
  • Here's a concise summary of US patent 12031894: US Patent 12031894 Title: Analytical ultracentrifugation for characterization of recombinant viral particles Assignee: Genzyme Corp [cite: The listed assignees may be inaccurate. Google has…

    View full analysis →added 5/12/2026
  • Here is a concise summary of US patent 12131357, based on the provided authoritative patent text: Title: Mobile device streaming media application Assignee: Current Assignee: Weple IP Holdings LLC Original Assignee: Weple IP Holdings LLC…

    View full analysis →added 5/12/2026
  • Here's a concise summary of US patent 12159310: Title: System and method for mobile check deposit enabling auto-capture functionality via video frame processing Assignee: United Services Automobile Association USAA Inventors: Michael…

    View full analysis →added 5/12/2026
  • An analysis of U.S. Patent 12,160,681 reveals a technology focused on efficiently updating device capability information in a wireless video system. As of April 26, 2026, a search of the CAFC 2026 dockets for this specific patent number…

    View full analysis →added 5/13/2026
  • Here's a concise summary of US Patent 12214225, including details from the provided authoritative patent text and a review of USPTO and CAFC dockets for 2026: US Patent 12214225 Summary Title: Methods for fixing hair and skin Assignee…

    View full analysis →added 5/12/2026
  • Here's a concise summary of US Patent 12218934, "Contextual and risk-based multi-factor authentication": Title: Contextual and risk-based multi-factor authentication Assignee: Qomplx Inc (Current Assignee listed as QPX LLC and QOMPLX LLC…

    View full analysis →added 5/12/2026
  • US Patent 12240456, titled "Vehicle gear selection control," was invented by Bennet Langlotz and is assigned to Bulletproof Property Management LLC. The application for this patent was filed on October 27, 2024, and the patent was issued…

    View full analysis →added 5/12/2026
  • Here is a concise summary of US Patent 12258111: Title: Swivel mounts for attaching and maneuvering accessories over the gunnel of a boat or any other mounting surface Assignee: Sea Swivel Inc. Inventors: Mark S. Berta, Jr. Filing Date…

    View full analysis →added 5/13/2026
  • US patent 12268475, titled "Wearable device for differential measurement on pulse rate and blood flow," was granted to Omni Medsci Inc. The inventor is Mohammed N. Islam. The application was filed on October 25, 2024, and the patent was…

    View full analysis →added 5/14/2026
  • US Patent 12371685 (specifically US12371685B2) concerns PH20 polypeptide variants. Here is a summary of the patent based on the provided authoritative text: Title: PH20 polypeptide variants with a modification at position 324 of the PH20…

    View full analysis →added 5/12/2026
  • The following is a concise summary of US patent 12401720 based on the provided authoritative patent text. US Patent 12401720 Summary: Title: System and method for server based control Assignee: May Patents Ltd Inventors: Yehuda Binder…

    View full analysis →added 5/12/2026
  • Here is a concise summary of US patent 12401721: Title: System and method for server based control Assignee: May Patents Ltd Inventors: Yehuda Binder, Benjamin Maytal Filing Date: 2025-05-08 Issue Date: 2025-08-26 Abstract: A system and…

    View full analysis →added 5/12/2026
  • Summary of US Patent 12460451 Bibliographic Data (confirmed via Google Patents and secondary sources) | Field | Value | |---|---| | Patent number | US12460451B2 | | Title | Anti-theft device for portable electronic device | | Assignee |…

    View full analysis →added 8/31/2026
  • US patent 6822943, titled "Network access multiplexer with protocol address translation," was invented by Sharon Mantin. The patent was filed on November 8, 2000, and issued on November 23, 2004. The current assignee of record is QUICKER…

    View full analysis →added 7/29/2026
  • Here's a concise summary of US Patent 6888181: US Patent 6888181: Triple Gate Device Having Strained-Silicon Channel Title: Triple gate device having strained-silicon channel Assignee: The original assignee was United Microelectronics…

    View full analysis →added 5/14/2026
  • US Patent 7055169, titled "Supporting common interactive television functionality through presentation engine syntax," was assigned to OpenTV Inc.. The patent lists Alain Delpuch, James Whitledge, Jean-Rene Menand, Emmanuel Barbier, Kevin…

    View full analysis →added 5/14/2026
  • Here's a concise summary of US Patent 7398209: US Patent 7398209: Systems and methods for responding to natural language speech utterance Title: Systems and methods for responding to natural language speech utterance Assignee: Dialect LLC…

    View full analysis →added 5/14/2026
  • I'll search for the specific patent number across USPTO and CAFC sources. Let me check for litigation and any CAFC docket activity specifically involving this patent. Let me run a couple more targeted checks on litigation/appeal status. US…

    View full analysis →added 9/28/2026
  • Here is a concise summary of US patent 7818777, based on the provided authoritative patent text and a search of CAFC 2026 dockets: US Patent 7818777 Summary Title: Signal processing apparatus and methods Assignee: Current: Contentnexus LLC…

    View full analysis →added 4/27/2026