The catalog

Patent invalidity dossiers.

2,372 patents in the database, sorted by number of on-file litigation cases. Of these, 1,711 have at least one tracked case across 3,679 litigations.

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Analyze a patent

Drop a US patent number — we’ll verify it on Google Patents and generate the full invalidity dossier.

By industry

  • US6424624
    0 cases6/8 sections

    I searched the USPTO/patent databases and CAFC docket sources for the specific patent number 6424624 (i.e., US 6,424,624 B1 / US6424624B1). Here is the summary, with notes on confidence. Verification note - Searches for "6424624" confirmed…

    View full analysis →added 9/9/2026
  • US6424635
    0 cases6/8 sections

    I'll verify the current status of US 6,424,635 through targeted searches, then summarize. US 6,424,635 — Verification note first I searched for this exact number (6424635 / 6,424,635) and found no USPTO litigation record, no CAFC 2026…

    View full analysis →added 9/9/2026
  • US6466226
    0 cases6/8 sections

    US Patent 6466226, titled "Method and apparatus for pixel filtering using shared filter resource between overlay and texture mapping engines," was assigned to Intel Corp. The patent lists David W. Watson, Kim A. Meinerth, Indraneel Ghosh…

    View full analysis →added 7/15/2026
  • US6466559
    0 cases6/8 sections

    Based on the authoritative patent text (Google Patents, fetched 2026-09-09) and corroborating search results (Justia/patents.justia.com confirming grant data), here is the summary. Searches of CAFC 2026 dockets and litigation databases…

    View full analysis →added 9/9/2026
  • US6482593
    0 cases6/8 sections

    I'll search for US Patent 6,482,593 across USPTO and court databases, being careful not to conflate it with similar numbers. The CAFC docket search returned no results. Let me run additional targeted searches to verify bibliographic data…

    View full analysis →added 9/7/2026
  • US6483903
    0 cases6/8 sections

    US Patent 6,483,903: Splitterless Ethernet DSL on Subscriber Loops Patent Number: US6483903B1 Title: Splitterless ethernet DSL on subscriber loops Inventors: Jacob Itay, Shaul Ozeri Current Assignee: QUICKER CONNECTIONS LLC Original…

    View full analysis →added 7/29/2026
  • US658065
    0 cases6/8 sections

    Search Results & Identification Patent under review: US658065A (U.S. Patent No. 658,065) — Universal joint. I searched the USPTO/Google Patents record and CAFC 2026 docket coverage. No CAFC 2026 docket entries reference patent 658,065 —…

    View full analysis →added 9/4/2026
  • US6634770
    0 cases6/8 sections

    Here's a concise summary of US patent 6634770: US Patent 6634770: Light source using semiconductor devices mounted on a heat sink Title: Light source using semiconductor devices mounted on a heat sink Current Assignee: Cao Lighting Inc…

    View full analysis →added 6/15/2026
  • US6662235
    0 cases6/8 sections

    I'll search for the specific patent number 6662235. Let me search for litigation and CAFC docket information. Summary of US Patent 6,662,235 (US6662235B1) Important note on searches: I searched for the exact number "6662235" / "6,662,235."…

    View full analysis →added 9/11/2026
  • US6665293
    0 cases6/8 sections

    I'll search for authoritative information on US Patent 6,665,293 and any CAFC 2026 docket references. Both searches returned no results. Let me try broader queries to locate authoritative sources. I have confirmation from Google Patents…

    View full analysis →added 9/9/2026
  • US6760312
    0 cases6/8 sections

    Summary: US 6,760,312 B1 — "Quality of service on demand" Bibliographic data | Field | Value | |---|---| | Patent number | US6760312B1 (US 6,760,312 B1) | | Title | Quality of service on demand | | Inventor | Bonnie P. Hitzeman (sole…

    View full analysis →added 9/9/2026
  • US6837228
    0 cases6/8 sections

    U.S. Patent 6837228, titled "Fuel injector nozzle adapter," was assigned to Holley Performance Products Inc. The inventors are Oswald Baasch, Douglas Joseph Flynn, Laura Beth Rucker, and Shane Wilson. The patent was filed on November 4…

    View full analysis →added 7/23/2026
  • US6853385
    0 cases6/8 sections

    Here's a concise summary of US patent 6853385: Title: Video, audio and graphics decode, composite and display system Original Assignee: Broadcom Corp Current Assignee: Avago Technologies International Sales Pte Ltd Inventors: Alexander G…

    View full analysis →added 7/15/2026
  • US6854287
    0 cases6/8 sections

    I'll search for authoritative information on US 6854287 and check for any 2026 CAFC docket activity. The CAFC search returned nothing. Let me try a couple more targeted searches to confirm whether any 2026 Federal Circuit docket activity…

    View full analysis →added 9/11/2026
  • US6858222
    0 cases6/8 sections

    Here's a concise summary of US patent 6858222: Title: Fabrication of drug loaded biodegradable polymer fibers Assignee: University of Texas System Inventors: Kevin D Nelson, Andres A. Romero-Sanchez, George M. Smith, Nadir Alikacem, Delia…

    View full analysis →added 7/28/2026
  • US6876979
    0 cases6/8 sections

    US Patent 6,876,979 — Summary and Search Findings Search caveats (read first) - My direct searches of the USPTO's own database (patents.google USPTO mirror / USPTO identifiers) returned no results through the search tool; the authoritative…

    View full analysis →added 8/31/2026
  • US6882290
    0 cases6/8 sections

    Based on my searches, I have authoritative data from the patent text itself (provided in the request and confirmed via Google Patents and FreePatentsOnline) but found no CAFC 2026 docket entries specific to this patent. My searches for…

    View full analysis →added 9/6/2026
  • US6920125
    0 cases6/8 sections

    US patent 6920125, titled "IP adaptation layer on backhaul connection of cellular network," provides a method and system for optimizing the transmission of small, frequently delivered data packets in a cellular network's backhaul…

    View full analysis →added 5/10/2026
  • US6922728
    0 cases6/8 sections

    US Patent 6,922,728 B2 — Summary Bibliographic Data (verified against patent front page and court-filed copies) | Field | Value | |---|---| | Patent No. | US 6,922,728 B2 (US6922728) | | Title | Optimal Internet Network Connecting and…

    View full analysis →added 8/31/2026
  • US7117302
    0 cases6/8 sections

    Here is a concise summary of US patent 7117302: Title: Boot techniques involving tape media Assignee: Hewlett Packard Development Co LP (Original Assignee), currently Google LLC Inventors: Bruce A. Lundeby, Lin Zhang, Raymond Henry Filing…

    View full analysis →added 7/4/2026