The catalog
Patent invalidity dossiers.
7,209 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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Drop a US patent number — we’ll verify it on Google Patents and generate the full invalidity dossier.
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I'll verify details via search, then summarize the patent based on the authoritative full text provided. Let me check specifically for appellate litigation activity involving this patent. Let me verify whether US 8,469,740 was among the…
View full analysis →added 9/30/2026US Patent 8477762, titled "Self-forming VoIP network," was issued on July 2, 2013, from an application filed on January 12, 2009, under application number US12/352,457. The original assignee was Mesh Dynamics Inc, and the current assignee…
View full analysis →added 5/12/2026US Patent 8478245, titled "Method and system for rendering content on a wireless device," was filed on August 1, 2007, and issued on July 2, 2013. The original assignee was Phunware Inc, with the current assignee listed as Gotv Streaming…
View full analysis →added 6/30/2026US Patent 8,489,837 — Concise Summary Search caveat: I ran live web searches against Google Patents, FreePatentsOnline, Docket Alarm, CourtListener, CAFC docket feeds, and PTAB records. I could not directly query USPTO Patent Center/PAIR…
View full analysis →added 9/6/2026US Patent 8514815, titled "Training signals for selecting antennas and beams in MIMO wireless LANs," was filed on September 30, 2005, and issued on August 20, 2013. The inventors are Daqing Gu, Hongyuan Zhang, Jinyun Zhang, and Andreas F…
View full analysis →added 5/29/2026I'll search for authoritative information on US 8518981, including any 2026 CAFC activity. Let me look specifically for any 2026 appellate activity and a current litigation/status check. US 8,518,981 B2 — Summary Caveat on scope of search…
View full analysis →added 9/27/2026US patent 8527274, titled "System and method for delivering targeted advertisements and tracking advertisement interactions in voice recognition contexts," was issued on September 3, 2013, from an application filed on February 13, 2012…
View full analysis →added 4/27/2026US Patent 8,527,591 B2 — Summary Bibliographic Data (from Google Patents / USPTO records) | Field | Value | |---|---| | Patent No. | US 8,527,591 B2 (application US 12/783,743) | | Title | Method and apparatus for the implementation of a…
View full analysis →added 8/29/2026I'll search for this specific patent number across USPTO and litigation sources. Let me dig deeper into litigation and any CAFC/Federal Circuit activity for this patent. Let me check specifically for any Federal Circuit (CAFC) 2026 docket…
View full analysis →added 9/28/2026Patent Overview — US8538458B2 Title: Location sharing and tracking using mobile phones or other wireless devices Patent number: US8538458B2 Inventor: Richard D. Haney Assignee: X One Inc (original assignee); a 2010-12-09 reassignment…
View full analysis →added 9/24/2026US patent 8542705, titled "Key frame detection and synchronization," was filed on January 23, 2007, and issued on September 24, 2013. The inventors are Kay Johansson and Kent Karlsson. The original assignee was MobiTv Inc, with the current…
View full analysis →added 5/12/2026Patent Overview — US8549109B2 Title: Portable terminal, information processing apparatus, content display system and content display method. Patent number / application: US8549109B2; application US13/489,877; earlier publication…
View full analysis →added 9/25/2026Here's a concise summary of US patent 8579710: US Patent 8579710: Systems and methods of virtual goods trading using ratings to ascribe value to virtual goods Title: Systems and methods of virtual goods trading using ratings to ascribe…
View full analysis →added 4/27/2026Search Results Summary USPTO/Google Patents (US8595778B2): Confirmed via Google Patents and related records. The patent is active, with an adjusted expiration of 2032-05-29. PTAB records (IPR2025-00846) confirm the application number…
View full analysis →added 8/26/2026I'll search for authoritative information on this patent number before summarizing. Let me check the CAFC docket and the specific claims. US Patent 8,606,819 — Analyst Summary Scope note: I searched for the exact identifier 8606819 only…
View full analysis →added 9/30/2026I'll search for authoritative information on US 8610675, including any 2026 CAFC docket activity. Let me get the remaining independent claims and check for any 2025–2026 appellate activity on this specific patent. US 8,610,675 B2 —…
View full analysis →added 9/24/2026Let me dig deeper into the claims and the litigation/CAFC status. US Patent 8,614,539 (US8614539B2) — Summary Bibliographic data (verified against Google Patents, FreePatentsOnline, and Unified Patents) | Field | Value | |---|---| | Title…
View full analysis →added 8/29/2026I'll run a few targeted searches for this specific patent number and any appellate docket activity. Let me search specifically for the claims text and any litigation history. Let me check the NPE litigation database for this specific…
View full analysis →added 9/13/2026Patent Overview — US 8,633,537 B2 Title: "Memory transistor with multiple charge storing layers and a high work function gate electrode" Source: https://patents.google.com/patent/US8633537/en (excerpted text) Key Bibliographic Data (from…
View full analysis →added 9/27/2026Patent Summary: US 8,664,239 B2 Title: Tacrolimus for improved treatment of transplant patients Assignee: Veloxis Pharmaceuticals Inc. Inventors: Robert D. Gordon, Per Holm, Anne-Marie Lademann, Tomas Norling Filing Date: June 23, 2011…
View full analysis →added 4/27/2026