The catalog
Patent invalidity dossiers.
7,175 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.
Demand letter analyzer
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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.
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- US105985880 cases6/8 sections
I'll search for authoritative information on this specific patent number. Let me check for litigation and CAFC docket records specifically. Let me do a couple more targeted checks for litigation/PTAB activity and independent claim details…
View full analysis →added 9/24/2026 - US10604250 cases6/8 sections
I'll search for the specific patent number, including any litigation references. Let me check specifically for any litigation or CAFC docket activity involving this patent number. US 1,060,425 A — Search Report and Summary Scope/caveat on…
View full analysis →added 9/27/2026 - US106056650 cases6/8 sections
I'll search for authoritative information on this specific patent number. Let me run a couple more targeted searches to check for any litigation or docket activity. US Patent 10,605,665 — Verified Summary Confidence: High for bibliographic…
View full analysis →added 9/24/2026 - US106065350 cases6/8 sections
I'll search for the specific patent number to ground this summary in authoritative sources. Let me pull the abstract and claim set specifically. Let me try to retrieve the exact claim set and abstract from additional sources. US Patent…
View full analysis →added 9/27/2026 - US106090460 cases6/8 sections
I'll search for authoritative information on this patent, including any 2026 litigation activity. Let me verify the claim structure and check for any 2026 PTAB/CAFC activity specifically tied to this number. US 10,609,046 B2 —…
View full analysis →added 9/20/2026 - US106171740 cases6/8 sections
I'll run a couple of targeted searches for this exact patent number, then summarize. Search notes first I could not query USPTO PatentCenter/PAIR or the CAFC docket system directly, and my searches did not surface any CAFC 2026 docket…
View full analysis →added 9/16/2026 - US106200240 cases6/8 sections
I'll search for litigation/docket information specific to this patent number, then summarize based on the authoritative patent text I have. US 10,620,024 B2 — Summary Search note (litigation/docket check): I ran targeted searches for this…
View full analysis →added 9/24/2026 - US106200250 cases6/8 sections
I'll search for this specific patent number and any litigation dockets involving it. Let me dig into the claim set and check for any litigation involving this patent or its owner. Let me run a couple more targeted searches for any current…
View full analysis →added 9/24/2026 - US106200280 cases6/8 sections
I'll search for litigation and docket information on this specific patent number, while relying on the authoritative patent text provided. Summary — US 10,620,028 B2 Note on my sourcing: The authoritative full text of US 10,620,028 was…
View full analysis →added 9/24/2026 - US10624630 cases6/8 sections
I'll search for this specific patent number as instructed. Search scope and results I ran searches against Google Patents/patentimages/Justia coverage of U.S. patent records and open-web indices of Federal Circuit (CAFC) activity. Findings…
View full analysis →added 9/24/2026 - US106250050 cases6/8 sections
I'll verify the current status and check for any 2026 litigation activity before summarizing. Let me pull the actual claim set and check for active litigation. Let me check for IPR proceedings, ITC actions, and the exact claim language…
View full analysis →added 9/28/2026 - US106272550 cases6/8 sections
I'll search for this specific patent number to check for any litigation or docket activity, then combine with the authoritative patent text provided. The second query returned only false positives (a UK company registration number and a…
View full analysis →added 9/24/2026 - US106272560 cases6/8 sections
I'll run targeted searches for this exact patent number across USPTO and litigation dockets. Let me run additional targeted searches for litigation/docket activity and the exact patent number in citation format. One more check for any…
View full analysis →added 9/22/2026 - US106318830 cases6/8 sections
A concise summary of US Patent 10631883 is provided below, followed by an overview of its independent claims: US Patent 10631883 Summary Title: Blade reamer assembly for surgical use Assignee: Razor Medical Instruments Inc. Inventors…
View full analysis →added 5/10/2026 - US106345630 cases6/8 sections
I'll search for authoritative information on this patent number, including any litigation or CAFC 2026 docket activity. Let me run more targeted searches for this specific patent and any related litigation. Let me try to retrieve the…
View full analysis →added 9/24/2026 - US106345650 cases6/8 sections
I'll search for litigation/CAFC docket information on this patent while grounding the summary in the authoritative patent text provided. Search results: litigation / CAFC docket I ran targeted searches for US 10,634,565 against USPTO…
View full analysis →added 9/24/2026 - US106345680 cases6/8 sections
I'll search for this specific patent number across USPTO and CAFC sources. Let me run more targeted searches for USPTO records and any CAFC/litigation activity. Let me attempt to retrieve the actual granted claims text and confirm…
View full analysis →added 9/24/2026 - US106378690 cases6/8 sections
US 10,637,869 B2 — Summary Important caveat up front: I could not confirm any 2026 CAFC docket or active USPTO litigation record naming US 10,637,869 in the searches I ran. The Google Patents record for this patent carries a "Family has…
View full analysis →added 9/24/2026 - US106416950 cases6/8 sections
I'll verify current status via search, then compile the summary from the authoritative patent text provided. Let me try more targeted searches for litigation and current ownership status. Let me run a few more targeted checks for any court…
View full analysis →added 9/24/2026 - US106416960 cases6/8 sections
I'll search for this specific patent number and check for any 2026 CAFC litigation. Let me run additional targeted searches for any litigation or 2026 CAFC activity involving this patent. Let me do a final check for any PTAB or district…
View full analysis →added 9/24/2026