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
- US108235761 case →6/8 sections
Here's a concise summary of US Patent 10823576: US Patent 10823576 Title: Systems and methods for robotic mapping Assignee: Brain Corp (Current Assignee is also listed as Brain Corp, with a reassignment to HERCULES CAPITAL, INC. for…
View full analysis →added 5/12/2026 - US108326161 case →6/8 sections
Summary of US Patent 10,832,616: Pixel Arrangement Structure for Organic Light Emitting Diode Display Title: Pixel arrangement structure for organic light emitting diode display Assignee: Samsung Display Co Ltd Inventors: Sang-Shin Lee…
View full analysis →added 5/13/2026 - US108689081 case →6/8 sections
US Patent 10,868,908: Devices and Methods for Multipath Communications Title: Devices and methods for multipath communications Assignee: Competitive Access Systems Inc. Inventor: Eric M. DeLangis Filing Date: May 23, 2016 (Application…
View full analysis →added 5/14/2026 - US108987091 case →6/8 sections
US Patent 10898709, titled "Stimulation for treating sleep disordered breathing," is currently active. Here's a concise summary: Title: Stimulation for treating sleep disordered breathing Assignee: Inspire Medical Systems Inc Inventors…
View full analysis →added 5/12/2026 - US109161381 case →6/8 sections
US Patent 10,916,138, titled "Systems and methods for utilizing a shared transport network for delivery of goods," was issued to Carma Technology Ltd. on February 9, 2021. The sole named inventor is Sean O'Sullivan. Abstract: The patent…
View full analysis →added 5/12/2026 - US109449011 case →6/8 sections
US Patent 10944901, titled "Real time assessment of picture quality," was filed on May 6, 2020, and issued on March 9, 2021. The current and original assignee is Snapaid Ltd., and the inventor is Ishay Sivan. Abstract: The patent describes…
View full analysis →added 5/14/2026 - US109660251 case →6/8 sections
Here's a concise summary of US patent 10966025: US Patent 10966025: Playback device pairing Title: Playback device pairing Assignee: Sonos Inc. Inventors: Christopher Kallai, Michael Darrell Andrew Ericson, Robert A. Lambourne, Robert…
View full analysis →added 5/12/2026 - US109980171 case →6/8 sections
US patent 10998017, titled "Dynamic random access memory applied to an embedded display port," was issued on May 4, 2021, from an application filed on October 4, 2018. The inventors are Der-Min Yuan, Yen-An Chang, and Wei-Ming Huang. While…
View full analysis →added 5/12/2026 - US110128271 case →6/8 sections
US Patent 11012827: Random Number Derived Message Transmission to a Third Party Provider Title: Random number derived message transmission to a third party provider Assignee: Rembrandt Messaging Technologies LP Inventors: Graham Merrett…
View full analysis →added 5/12/2026 - US110149821 case →6/8 sections
Here's a concise summary of US Patent 11014982: US Patent 11014982 Title: Anti-TNF antibodies, compositions, and methods for the treatment of active ankylosing spondylitis Assignee: Janssen Biotech Inc Inventors: Diane D. Harrison…
View full analysis →added 5/12/2026 - US110260881 case →6/8 sections
Here is a concise summary of US Patent 11026088: Title: Communication system, communication device and communication terminal device Assignee: Maxell Ltd. Inventors: Nobuo Masuoka, Yasunobu Hashimoto, Kazuhiko Yoshizawa, Motoyuki Suzuki…
View full analysis →added 5/14/2026 - US110363711 case →6/8 sections
US patent 11036371, titled "Methods and apparatus for managing and exchanging information using information objects," was filed on October 15, 2019, and issued on June 15, 2021. The current assignee is Cogmedia LLC, with Paul Erich Keel…
View full analysis →added 5/12/2026 - US110410201 case →6/8 sections
US patent 11041020 is titled "Methods for the treatment of active Psoriatic Arthritis". Assignee: Janssen Biotech Inc. Inventors: Diane D. Harrison, Elizabeth C. Hsia, Lee-Lian Kim, Kim Hung Lo. Filing Date: July 20, 2019. Issue Date: June…
View full analysis →added 5/12/2026 - US110666561 case →6/8 sections
US patent 11066656, titled "PH20 polypeptide variants, formulations and uses thereof," was issued to Halozyme, Inc. on July 20, 2021, from an application filed on June 25, 2020. The inventors are Ge Wei, H. Michael Shepard, Qiping Zhao…
View full analysis →added 5/12/2026 - US110815031 case →6/8 sections
US Patent 11081503 Summary: Title: Array substrate and method of mounting integrated circuit using the same Assignee: Samsung Display Co Ltd Inventor: Dae Geun LEE Filing Date: July 12, 2019 Issue Date: August 3, 2021 Abstract: An…
View full analysis →added 5/14/2026 - US110894501 case →6/8 sections
Here's a concise summary of US Patent 11089450, based on the provided patent text: US Patent: 11089450 Title: Messaging service in a wireless communications network Assignee: Rembrandt Messaging Technologies LP [cite: US11089450B2]…
View full analysis →added 5/14/2026 - US111001841 case →6/8 sections
US Patent 11100184, titled "Internet search results annotation, filtering, and advertising with respect to search term elements," was issued on August 24, 2021, from an application filed on December 7, 2020. The patent is currently…
View full analysis →added 5/12/2026 - US111067441 case →6/8 sections
US patent 11106744, titled "Search engine," was issued on August 31, 2021, from an application filed on January 14, 2019. [cite: The full patent text provided] The current assignee is Search And Share Technologies LLC, with Newsplug Inc…
View full analysis →added 5/12/2026 - US111268891 case →6/8 sections
Here's a concise summary of US Patent 11126889: US Patent 11126889B2 Title: Machine learning based prediction of human interactions with autonomous vehicles Assignee: Perceptive Automata LLC (Current Assignee as of 2025-02-19). The…
View full analysis →added 5/13/2026 - US111343161 case →6/8 sections
US Patent 11134316B1 provides methods, systems, and computer-readable media for integrated shopping and social interaction within long-form entertainment. Here's a concise summary: Title: Integrated shopping within long-form entertainment…
View full analysis →added 5/14/2026