The catalog

Patent invalidity dossiers.

7,247 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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US6014090
0 cases1/8 sections
Patent Overview — US6014090A Title: Method and apparatus for delivering local information to travelers Patent number / application: US6014090A; application US08/995,623 Inventors: Kenneth H. Rosen; Steven Charles Salimando Original…
View full analysis →added 9/23/2026
US6014370
0 cases1/8 sections
Patent Overview — US 6,014,370 A Title: Apparatus for bridging between fibre channel networks and ATM network Patent number: US 6,014,370 A Application number: US09/252,033 Inventors: Shigehisa Komatsu, Kazuhiro Sato, Yuuichi Naruse…
View full analysis →added 9/23/2026
US6016311
0 cases1/8 sections
Patent Overview — US 6016311A Title: Adaptive time division duplexing method and apparatus for dynamic bandwidth allocation within a wireless communication system Patent number: US 6016311A Application number: US08/974,376 Inventors…
View full analysis →added 9/23/2026
US6019907
0 cases1/8 sections
Patent Overview: US 6,019,907 Title: Forming refill for monolithic inkjet printhead Patent Number: US 6,019,907 A Inventor: Naoto Kawamura Original Assignee: Hewlett-Packard Company (current listed assignee: Hewlett-Packard Development Co…
View full analysis →added 9/23/2026
US6020923
0 cases1/8 sections
US6020923A — Patent Overview Title: Method and apparatus for coding and recording an image signal and recording medium for storing an image signal Patent number: US6020923A Application number: US08/882,889 Inventors: Kazuhisa Hosaka…
View full analysis →added 9/23/2026
US6021439
0 cases1/8 sections
I'll search for litigation and docket information on this specific patent number, then summarize. Let me run a few more targeted searches to check for litigation, PTAB proceedings, and current ownership. Search result: no litigation found…
View full analysis →added 9/23/2026
US6027221
0 cases1/8 sections
Patent Overview — US 6,027,221 A Title: Surface light source device of side light type and mold for light guide plate employed in the device Assignee/Inventor data (as listed in the source): Original assignee Enplas Corp; Yasuhiro Koike…
View full analysis →added 9/23/2026
US6031985
0 cases1/8 sections
Patent Overview — US6031985A Title: Method, apparatus and system for analyzing failure of measured device Patent number: US6031985A | Application number: US08/778,274 Inventor: Eiji Yoshida | Original/current assignee: Mitsubishi Electric…
View full analysis →added 9/23/2026
US6032259
0 cases1/8 sections
Patent Overview: US 6032259 Title: Secure network authentication server via dedicated serial communication path Patent number: US 6,032,259 B1 Inventor: Kazuo Nemoto Original assignee: International Business Machines Corp. (IBM); the…
View full analysis →added 9/23/2026
US6035327
0 cases1/8 sections
Patent Overview: US6035327A Title: SMTP extension to preserve per-message and per-recipient properties Patent number: US6035327A Application number: US08/987,338 Inventors: David Buckley, Donald Gordon Brown, Wayne Merl Cranston Original…
View full analysis →added 9/23/2026
US6036329
0 cases1/8 sections
Patent Overview — US 6036329 A Title: Flat light source and passive display utilizing bypass light guide Patent number: US 6036329 A Application number: US 09/268,861 Inventor: Keiji Iimura Assignee: Individual (original and current…
View full analysis →added 9/23/2026
US6037936
0 cases1/8 sections
Patent Overview: US6037936A Title: Computer vision system with a graphic user interface and remote camera control Patent number: US6037936A Application number: US08/662,219 Filing date: 1996-06-12 Publication/grant date: 2000-03-14…
View full analysis →added 9/16/2026
US6038605
0 cases1/8 sections
US 6038605 — Patent Overview Title: Method and apparatus for interfacing two remotely disposed devices coupled via a transmission medium Patent number: US 6038605 A Application number: US08/947,926 Filing date: 1997-10-09 Publication…
View full analysis →added 9/23/2026
US6042081
0 cases1/8 sections
Patent Overview — US 6,042,081 Title: Diaphragm operated process flow valve Assignee: Anderson Controls LC (original and current assignee listed). Inventor: R. David Anderson. Key dates: Filing/priority date 1998-12-29; granted and…
View full analysis →added 9/21/2026
US6043979
0 cases1/8 sections
Patent Overview — US 6043979 A Title: Heat-discharging LCD monitor Assignee/Inventor: Samsung Electronics Co., Ltd.; inventor Jae-Soo Shim Key dates: Korean priority 1996-12-04 (Ser. No. 1996/61632); US filing 1997-12-04 (App. No…
View full analysis →added 9/23/2026
US6044019
0 cases1/8 sections
Patent Overview — US 6,044,019 A Title: Non-volatile memory with improved sensing and method therefor Source: https://patents.google.com/patent/US6044019/en Bibliographic facts from the supplied record: Application US09/177,809; filed…
View full analysis →added 9/23/2026
US6046464
0 cases1/8 sections
Patent Overview — US 6046464 A Title: Integrated heterostructures of group III-V nitride semiconductor materials including epitaxial ohmic contact comprising multiple quantum well Patent number: US 6046464 A (application US08/910,891…
View full analysis →added 9/21/2026
US6047322
0 cases1/8 sections
Patent Overview — US 6047322 A Title: Method and apparatus for quality of service management Patent number: US6047322A (application US08/999,096) Inventors: Aseem Vaid; Sanjay Sawhney; Anand K. Antur; Naveen S. Bisht Original assignee…
View full analysis →added 9/21/2026
US6047353
0 cases1/8 sections
Patent Overview — US 6047353 A Title: Method and apparatus for monitoring of host activities relating to an attached storage device Patent number / application: US 6047353 A; application US08/822,388 Inventors: Natan Vishlitzky, Erez Ofer…
View full analysis →added 9/23/2026
US6049475
0 cases1/8 sections
Patent Overview — US6049475A Title: Power converting apparatus with drive signal path impedance increasing circuitry Patent number: US6049475A Application number: US09/171,708 (filed 1997-03-18) Publication/grant date: 2000-04-11 Priority…
View full analysis →added 9/21/2026