The catalog
Patent invalidity dossiers.
7,248 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
You got a patent demand letter. Now what?
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.
By industry
- US74928550 cases1/8 sections
Patent Overview — US 7,492,855 B2 Title: System and method for detecting an object Source: https://patents.google.com/patent/US7492855/en (excerpted) Identifiers and dates (as supplied): Application US10/743,195; filed 2003-12-22; priority…
View full analysis →added 9/21/2026 - US75001980 cases1/8 sections
Patent Overview — US 7,500,198 B2 Title: Method and apparatus for modifying skin and theme screens on a communication product Patent number: US 7,500,198 B2 (application US10/424,121) Inventors: Ajit Mathews, Brian M. Elwell, Douglas E…
View full analysis →added 9/23/2026 - US75059290 cases1/8 sections
Patent Overview — US 7,505,929 B2 Title: Method, system and computer product for auction of deliverable prepared food via the internet Patent number / application: US 7,505,929 B2; application US 10/857,831; early publication US…
View full analysis →added 9/23/2026 - US75102990 cases1/8 sections
US 7,510,299 B2 — LED Lighting Device for Replacing Fluorescent Tubes Source: https://patents.google.com/patent/US7510299/en (fetched 2026-09-23) Bibliographic data (as supplied): - Patent number: US 7,510,299 B2 - Application number: US…
View full analysis →added 9/23/2026 - US75129350 cases1/8 sections
Patent Overview — US7512935B1 Title: "Adding functionality to existing code at exits" Patent number / application: US7512935B1; Application US09/795,901. Inventor: Jeffrey R. Cobb. Original assignee: Computer Associates Think Inc…
View full analysis →added 9/23/2026 - US75136720 cases1/8 sections
Patent Overview — US7513672B2 Title: Light emitting panel assemblies Inventor: Jeffrey R. Parker Original Assignee: Solid State Opto Ltd (current assignee listed: Rambus Delaware LLC) Application No.: US12/164,315 | Filed: 2008-06-30 |…
View full analysis →added 9/23/2026 - US75157080 cases1/8 sections
Patent Overview — US 7515708 B1 Title: Privacy case for telephones Patent number / application: US 7515708 B1; Application US10/767,643 Inventors: Arthur F. Doty, III; Robert M. Turkewitz Assignee: Individual (original assignee). The…
View full analysis →added 9/17/2026 - US75195580 cases1/8 sections
Patent Overview — US 7,519,558 B2 Title: Biometrically enabled private secure information repository Patent number: US 7,519,558 B2; application US 10/245,232; publication US 2003/0225693 A1. Assignee: Listed as Individual (original…
View full analysis →added 9/21/2026 - US75226190 cases1/8 sections
US7522619B2 — Patent Overview Title: Methods and apparatus for fibre channel interconnection of private loop devices Patent number: US7522619B2 Inventor: Stuart B. Berman Current assignee (per source): Avago Technologies International…
View full analysis →added 9/23/2026 - US75231810 cases1/8 sections
Patent Overview: US 7,523,181 B2 Title: Method for determining metrics of a content delivery and global traffic management network Patent number: US 7,523,181 B2 Application number: US 09/909,711 Filed: 2001-07-19 Granted / published…
View full analysis →added 9/23/2026 - US75297950 cases1/8 sections
Patent Overview: US7529795B2 — "Message board aggregator" Title: Message board aggregator Patent number: US7529795B2 Inventor: Gal Arav Application number: US11/384,957 Priority/filing date: 2006-03-20 Publication date (grant): 2009-05-05…
View full analysis →added 9/23/2026 - US75298340 cases1/8 sections
Patent Overview — US7529834B1 Title: Method and system for cooperatively backing up data on computers in a network Patent number: US7529834B1 | Application number: US09/668,643 | Inventors: Andrew David Birrell, Mark David Lillibridge…
View full analysis →added 9/23/2026 - US75350490 cases1/8 sections
Patent Overview — US 7,535,049 B2 Title: Multi bits flash memory device and method of operating the same Patent number: US 7,535,049 B2 (application US 11/249,393; pre-grant publication US 2006/0097306 A1) Assignee: Samsung Electronics…
View full analysis →added 9/24/2026 - US75363520 cases1/8 sections
US7536352B2 — Concise Patent Overview Title: Tokenless biometric electronic financial transactions via a third party identicator Patent number: US7536352B2 | Application: US11/109,096 | Filed: 2005-04-18 | Granted/Published: 2009-05-19…
View full analysis →added 9/23/2026 - US75364730 cases1/8 sections
Patent Overview — US7536473B2 (concise, ≤400 words) Title: General input/output architecture, protocol and related methods to implement flow control. Patent number / kind: US7536473B2. Application: US10/227,601. Other version…
View full analysis →added 9/23/2026 - US75394630 cases1/8 sections
Patent Overview — US7539463B2 Title: Techniques to enhance diversity for a wireless system Patent number / application: US7539463B2; Application US11/095,207 Inventors: Nageen Himayat; Sumeet Sandhu Original assignee: Intel Corp. Current…
View full analysis →added 9/23/2026 - US75555160 cases1/8 sections
Patent Overview: US7555516B2 — "Fast Paxos recovery" Title: Fast Paxos recovery Patent number: US7555516B2 Application number: US10/996,350 Inventor: Leslie B. Lamport Original assignee: Microsoft Corp; current assignee listed as Microsoft…
View full analysis →added 9/23/2026 - US75582830 cases1/8 sections
Patent Overview — US 7,558,283 B2 Title: Method, apparatus and computer program product providing quality of service support in a wireless communications system Patent number / application: US 7,558,283 B2; Application No. US 11/071,492…
View full analysis →added 9/23/2026 - US75651750 cases1/8 sections
Patent Overview — US 7,565,175 B2 Title: Mobile information services Patent number: US 7,565,175 B2 Application number: US 11/227,758 Inventors: Mike Pell; Charles L. Friedman Original assignee: Microsoft Corp Current assignee (per source…
View full analysis →added 9/23/2026 - US75653080 cases1/8 sections
Patent Overview: US7565308B1 Title: Method of executing an electronic commerce sale from an affiliate web site Patent number: US7565308B1 Application number: US09/276,598 Inventor: Denison W. Bollay Original/Current Assignee: Individual…
View full analysis →added 9/23/2026