The catalog
Patent invalidity dossiers.
7,246 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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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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- US918740515 cases →6/8 sections
I'll search for the specific patent number 9187405 and related docket information. Let me check the CAFC docket references and any 2026 activity specifically. US Patent 9,187,405 — Summary Note on sourcing: The full patent text was…
View full analysis →added 8/21/2026 - US886877214 cases →8/8 sections
An analysis of United States Patent 8,868,772 reveals a foundational technology in the field of adaptive bitrate streaming, which has been the subject of multiple patent infringement lawsuits. Title: Apparatus, system, and method for…
View full analysis →added 5/7/2026 - US1009364814 cases →6/8 sections
Patent Overview: US 10093648 B1 Title: Crystalline 4-amino-2-(2,6-dioxopiperidine-3-yl)isoindoline-1,3-dione hemihydrate, compositions and methods of use thereof Assignee: Celgene Corp (original and current assignee per the source listing)…
View full analysis →added 10/1/2026 - US1009364914 cases →6/8 sections
I'll search for current information on this patent number, including any 2026 CAFC docket activity. Let me try more targeted searches for this specific patent and its litigation history. Let me do a final targeted check for any 2026 CAFC…
View full analysis →added 10/1/2026 - US1131601414 cases →6/8 sections
A technical analysis of U.S. Patent 11,316,014 reveals the following details. A search of the Court of Appeals for the Federal Circuit (CAFC) dockets for 2026 did not yield any results for this patent number. Summary of U.S. Patent…
View full analysis →added 4/27/2026 - US574557414 cases →6/8 sections
I'll search for information on US patent 5745574, including USPTO records and any 2026 CAFC docket activity. The CAFC 2026 search returned nothing. Let me dig deeper on litigation/docket history and the claim set. Let me check for any 2026…
View full analysis →added 9/11/2026 - US597455014 cases →6/8 sections
I'll verify current records for US 5974550 before summarizing. Let me check the litigation/PTAB history and any 2026 appellate activity specifically for this patent. US Patent 5,974,550 — Verification Summary Bottom line up front: I…
View full analysis →added 9/29/2026 - US631440914 cases →6/8 sections
I'll research this patent number across the sources you specified. Let me check for recent litigation/docket activity and verify the claim set. US Patent 6,314,409 — Summary Identifier interpretation: The number "6314409" as given…
View full analysis →added 9/11/2026 - US658785814 cases →6/8 sections
I'll verify current docket/litigation status before summarizing. US Patent 6,587,858 B1 — Analyst Summary Verification note: I could not reach the USPTO PatentCenter/Public PAIR or CAFC docket systems directly in this session. The…
View full analysis →added 9/29/2026 - US659814814 cases →6/8 sections
I'll search for current docket and status information on this specific patent, then summarize. Let me look for the actual claim text and any recent 2026 activity. US 6,598,148 B1 — Verification Summary Important caveat up front: I could…
View full analysis →added 9/30/2026 - US671827714 cases →6/8 sections
I'll verify the patent details against live sources, including the USPTO record and any 2026 CAFC activity. Let me check for any Federal Circuit 2026 activity and the PTAB proceeding referenced in the record. Let me do one more targeted…
View full analysis →added 9/11/2026 - US720683714 cases →6/8 sections
I'll search for the specific patent number and any 2026 litigation/reexamination activity. Let me run targeted searches on the CAFC docket and the 2026 reexamination certificate. One more targeted check on the Federal Circuit docket and…
View full analysis →added 9/29/2026 - US746580014 cases →6/8 sections
I'll search for authoritative information on this patent, including the USPTO record and any 2026 CAFC docket activity. Let me check for any 2026 Federal Circuit (CAFC) docket activity involving this patent. Let me verify the exact claim…
View full analysis →added 10/1/2026 - US753737014 cases →6/8 sections
US Patent 7,537,370 — Verification Summary Search scope: Google Patents/PatentsView full text (US7537370B2), Unified Patents PTAB/litigation portal, Darts-IP family data, and open-web queries for Federal Circuit (CAFC) 2026 dockets. The…
View full analysis →added 9/8/2026 - US772900814 cases →6/8 sections
I'll search for authoritative information on this patent, including any 2026 CAFC activity. Let me get the claims and check for any 2026 appellate activity. Let me pin down the exact claim set of the '008 patent and check for any recent…
View full analysis →added 9/27/2026 - US809936814 cases →6/8 sections
I'll verify the patent's details and current litigation status against live sources before summarizing. Let me verify the Federal Circuit 2026 docket and current ownership/assignment status. US 8,099,368 B2 — Analyst Summary Bibliographic…
View full analysis →added 9/24/2026 - US811764414 cases →6/8 sections
I'll research this specific patent number. Let me run targeted searches. Let me run additional targeted searches on litigation, PTAB, and any 2026 appellate activity. Let me verify the claim structure and check for any 2026 appellate or…
View full analysis →added 9/27/2026 - US899543314 cases →6/8 sections
Patent Overview: US8995433B2 Title: System and method for instant VoIP messaging Patent number: US8995433B2 (application US14/224,125; publication US20140204935A1) Inventor: Michael J. Rojas Assignee: Current assignee listed as Uniloc 2017…
View full analysis →added 9/29/2026 - US904955814 cases →6/8 sections
Patent Overview: US 9,049,558 B2 Title: Systems and methods for determining mobile thing motion activity (MTMA) using sensor data of wireless communication device (WCD) and initiating activity-based actions Patent number: US9049558B2 |…
View full analysis →added 10/1/2026 - US976290714 cases →6/8 sections
I'll verify the patent details against live sources and check for any 2026 Federal Circuit activity. Let me pull the actual claim text, since the patent's claims section wasn't fully included in the provided excerpt. I have good metadata…
View full analysis →added 9/28/2026