The catalog
Patent invalidity dossiers.
7,163 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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- US63153980 cases1/8 sections
Patent Overview — US 6,315,398 B1 Title: Thermal ink jet heater design Patent number / application: US 6,315,398 B1; application US 07/963,969 Assignee: Xerox Corp (original and current assignee as listed) Key dates: - Priority / filing…
View full analysis →added 9/23/2026 - US63175940 cases1/8 sections
Patent Overview — US 6,317,594 B1 Title: System and method for providing data to a wireless device upon detection of activity of the device on a wireless network Patent number: US6317594B1 Application number: US09/399,012 Inventors…
View full analysis →added 9/20/2026 - US63177070 cases1/8 sections
Patent Overview Title: Automatic clustering of tokens from a corpus for grammar acquisition Patent No.: US6317707B1 Application No.: US09/207,326 Inventors: Srinivas Bangalore; Giuseppe Riccardi Original Assignee: AT&T Inc. Current…
View full analysis →added 9/23/2026 - US63213360 cases1/8 sections
US6321336B1 — System and Method for Redirecting Network Traffic to Provide Secure Communication Bibliographic data (as supplied): Patent number US6321336B1; application US09/042,293; inventors John Applegate and Jeff Romatoski; original…
View full analysis →added 9/23/2026 - US63340620 cases1/8 sections
US6334062B1 — Patent Overview Title: Portable communications and data terminal operating to optimize receipt of both incoming CDPD and AMPS messages Patent number: US6334062B1 Application number: US08/487,043 Inventor: Russell P. Cashman…
View full analysis →added 9/23/2026 - US63394010 cases1/8 sections
Patent Overview: US 6,339,401 B2 Title: Antenna for portable radio Assignee: Yokowo Co., Ltd. (original and current assignee as listed) Inventor: Tadashi Oshiyama Priority date: 1998-12-22 | Filing date: 2000-12-12 | Publication date…
View full analysis →added 9/23/2026 - US63453000 cases1/8 sections
Patent Overview — US 6,345,300 B1 Title: Method and apparatus for detecting a user-controlled parameter from a client device behind a proxy Assignee: Intel Corp (original assignee; assignment recorded 1998-04-30) Inventors: Bikram Singh…
View full analysis →added 9/21/2026 - US63453360 cases1/8 sections
Patent Overview — US 6,345,336 B1 Title: Instruction cache memory includes a clock gate circuit for selectively supplying a clock signal to tag RAM to reduce power consumption Patent number: US 6,345,336 B1 Inventor: Masafumi Takahashi…
View full analysis →added 9/21/2026 - US63493360 cases1/8 sections
Patent Overview — US 6,349,336 B1 Title: Agent/proxy connection control across a firewall Patent number / application: US 6,349,336 B1; Application US09/504,157 Inventors: Eric N. Sit, James Clough, Dean S. Nelson Assignee: Hewlett-Packard…
View full analysis →added 9/23/2026 - US63621780 cases1/8 sections
Patent Overview: US6362178B1 Title: 2-phenyl substituted imidazotriazinones as phosphodiesterase inhibitors Assignee: Original assignee Bayer AG; current assignee listed as Bayer Intellectual Property GmbH (the source notes listed…
View full analysis →added 9/21/2026 - US63626100 cases1/8 sections
Patent Overview — US 6,362,610 B1 Title: Universal USB power supply unit Inventor: Fu-I Yang Assignee: Individual (original and current assignee listed) Application No.: US 09/928,685 Priority/Filing Date: 2001-08-14 Publication (Grant)…
View full analysis →added 9/24/2026 - US63630560 cases1/8 sections
Patent Overview — US6363056B1 Title: Low overhead continuous monitoring of network performance Patent number: US6363056B1 Application number: US09/115,438 Inventors: Mandis Sadr Mohammad Beigi; Raymond Byars Jennings; Dinesh Chandra Verma…
View full analysis →added 9/23/2026 - US63630650 cases1/8 sections
Patent Overview — US6363065B1 Title: "Apparatus for a voice over IP (VoIP) telephony gateway and methods for use therein" Patent number / application: US6363065B1; Application US09/437,644, filed 1999-11-10. Inventors: Timothy R. Thornton…
View full analysis →added 9/23/2026 - US63633450 cases1/8 sections
Patent Overview — US 6,363,345 B1 Title: System, method and apparatus for cancelling noise Patent number: US6363345B1 (application US09/252,874) Inventors: Joseph Marash; Baruch Berdugo Assignee of record (current, per listing): Andrea…
View full analysis →added 9/23/2026 - US63701370 cases1/8 sections
Patent Overview — US 6,370,137 B1 Title: "Method and apparatus for providing broadband access conferencing services" Patent number / application: US 6,370,137 B1; Application No. US 09/366,031. Assignee: Original assignee listed as…
View full analysis →added 9/23/2026 - US63743000 cases1/8 sections
Patent Overview: US6374300B2 Title: Method and system for storing load balancing information with an HTTP cookie Patent Number / Application: US6374300B2 (Application No. US09/353,335) Inventor: Richard R. Masters Original Assignee: F5…
View full analysis →added 9/23/2026 - US63778100 cases1/8 sections
Patent Overview — US 6,377,810 B1 Title: Method of operation of mobile wireless communication system with location information Patent number / application: US 6,377,810 B1; Application US09/330,739, filed 1999-06-11. Priority date listed…
View full analysis →added 9/23/2026 - US63808540 cases1/8 sections
Patent Overview — US 6380854 B1 Title: Remote Alarm Tester Inventors: Eric Hagerman; Steve Carrick Original/Current Assignee: Individual Application No.: US09/584,681 Priority/Filing Date: 2000-05-31 Publication (Grant) Date: 2002-04-30…
View full analysis →added 9/23/2026 - US63866740 cases1/8 sections
Patent Overview — US 6,386,674 B1 Title: Independent power supplies for color inkjet printers Patent number / application: US 6,386,674 B1; application US09/429,942, filed 1999-10-29. Assignee / inventors: Original assignee Hewlett-Packard…
View full analysis →added 9/17/2026 - US63927270 cases1/8 sections
Patent Overview — US 6,392,727 B1 Title: Reduced reflectance polarized display Patent number / application: US 6,392,727 B1; Application US09/224,591 Inventors: Brent D. Larson; Elias S. Haim Assignee / current assignee (as listed)…
View full analysis →added 9/23/2026