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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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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- US75128060 cases6/8 sections
I'll run targeted searches for the exact patent number and any CAFC 2026 docket activity. Let me search specifically for any 2026 litigation or CAFC activity involving this patent, and verify the continuity family. US Patent 7,512,806 —…
View full analysis →added 9/30/2026 - US75220360 cases6/8 sections
Here's a concise summary of US Patent 7522036: US Patent 7522036 Title: Integrated power and environmental monitoring electrical distribution system Current Assignee: Vertiv Corp (as of 2018-09-28) (Originally Geist Manufacturing Inc)…
View full analysis →added 7/14/2026 - US75226320 cases6/8 sections
I'll search for authoritative information on this patent, including any 2026 CAFC docket activity. Let me dig deeper for any 2026 CAFC or district court activity specific to this patent. Let me retrieve the actual claim text for this…
View full analysis →added 9/17/2026 - US75241010 cases6/8 sections
I'll search for current information on this specific patent number before summarizing. Let me verify whether this specific patent appears in any current litigation docket. US 7,524,101 B2 — Summary Search scope note: I searched the open…
View full analysis →added 9/26/2026 - US75263680 cases6/8 sections
Here's a concise summary of US Patent 7526368: Title: Parking assist apparatus Assignee: Toyota Motor Corp and Aisin Corp [cite: "Current Assignee" section, Toyota Motor Corp and Aisin Corp] Inventors: Tomohiko Endo, Hisashi Satonaka…
View full analysis →added 7/25/2026 - US75272080 cases6/8 sections
I'll search for this specific patent in litigation and USPTO contexts. Let me try to retrieve the actual claim text and any litigation records. US 7,527,208 — Analyst Summary Important scope note first: I searched for litigation/docket…
View full analysis →added 9/27/2026 - US75320620 cases6/8 sections
I'll verify this patent number against live sources before summarizing. Let me check for any litigation or assignment records tied specifically to this number. Let me verify the granted claim set (the full text provided truncates before…
View full analysis →added 9/24/2026 - US75359070 cases6/8 sections
I'll run targeted searches for this patent number and for any CAFC 2026 activity. Now let me check for any litigation/appeal activity (CAFC 2026 dockets) and USPTO assignment/status records. Let me do one final check for any litigation or…
View full analysis →added 9/26/2026 - US75363530 cases6/8 sections
I'll search for litigation, docket, and current status information on this patent, then summarize against the authoritative text provided. Let me check for any litigation or CAFC docket activity specific to this patent number. Let me run…
View full analysis →added 9/29/2026 - US75378970 cases6/8 sections
I'll search for authoritative information on this specific patent number and check for any CAFC litigation. Let me search specifically for CAFC 2026 dockets and current litigation status. Search results summary — US 7,537,897 Scope note /…
View full analysis →added 9/25/2026 - US75391580 cases6/8 sections
I'll search for the specific patent number and any 2026 litigation docket activity. Let me run more targeted searches for litigation/docket activity and the patent's current ownership. Let me pin down whether patent 7,539,158 specifically…
View full analysis →added 9/17/2026 - US75391860 cases6/8 sections
I'll search for authoritative information on US 7539186, including any 2026 CAFC docket activity. Let me run additional targeted searches on litigation and docket history. US Patent 7,539,186 — Analyst Summary Search scope and confidence I…
View full analysis →added 9/24/2026 - US75432670 cases6/8 sections
I'll research US 7543267 using the provided patent text as the authoritative baseline, and search for any recent litigation or CAFC docket activity. Let me search for the claims text and any litigation involving this patent. Let me try to…
View full analysis →added 9/24/2026 - US75485920 cases6/8 sections
US Patent 7548592, titled "Multiple input, multiple output communications systems," was invented by James Stuart Wight. The patent was filed on September 30, 2004, and issued on June 16, 2009. The current assignee is Integral Wireless…
View full analysis →added 6/9/2026 - US75502100 cases6/8 sections
I'll search for authoritative information on US 7,550,210, including any litigation or CAFC activity. No CAFC 2026 activity surfaced for this patent in the searches. Let me confirm with a couple of targeted queries. Search results summary…
View full analysis →added 9/24/2026 - US75528700 cases6/8 sections
I'll search for this specific patent number and its litigation/docket status, being careful not to conflate it with similar numbers. The litigation search returned substantial district-court results but no CAFC dockets yet. Let me search…
View full analysis →added 9/4/2026 - US75553570 cases6/8 sections
I'll search for authoritative information on this patent, including any 2026 CAFC activity. Let me check for CAFC 2026 appellate activity and verify claim language. Let me verify whether a CAFC appeal specifically naming the '357 patent…
View full analysis →added 9/29/2026 - US75587290 cases6/8 sections
I'll search for information on this specific patent number. The CAFC docket search returned nothing. Let me probe further for litigation and docket activity. US Patent 7,558,729 — Analyst Summary Search scope note: I searched for this…
View full analysis →added 9/29/2026 - US75588830 cases6/8 sections
I'll search for the patent and any litigation/docket information before summarizing. Let me check for litigation/docket activity and try to retrieve the actual claim text. Let me try to retrieve the remaining claims and check for any…
View full analysis →added 9/20/2026 - US75651550 cases6/8 sections
I'll research this patent across the sources you specified, then synthesize with the authoritative patent text provided. US Patent 7,565,155 — Analyst Summary Sourcing note: The patent text supplied in your message is authoritative and I…
View full analysis →added 9/24/2026