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.
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- US50989250 cases1/8 sections
Patent Overview — US5098925A Title: Spiro-dihydroisoindole compounds Patent number: US5098925A Application number: US07/650,503 Inventor: Thomas M. Bare Original assignee: ICI Americas Inc. Current assignee (as listed): Zeneca Inc…
View full analysis →added 9/23/2026 - US50995110 cases1/8 sections
Patent Overview — US5099511A Title: Exchange system for incoming calls from direct-in lines Patent number: US5099511A (application US07/448,840) Assignee: Fujitsu Ltd (original assignee; assignment recorded 1989-12-12, assignor Masaharu…
View full analysis →added 9/23/2026 - US51122980 cases1/8 sections
Patent Overview: US 5,112,298 A — "Apheresis Method and Device" Bibliographic data (from supplied text): - Patent number: US 5,112,298 A - Application number: US 07/542,846 - Filing date / priority date: 1990-06-25 - Publication (grant)…
View full analysis →added 9/23/2026 - US51142040 cases1/8 sections
Patent Overview — US 5,114,204 Title: Collapsible interior sun shade for unoccupied motor vehicle Patent number: US5114204A Application number: US07/405,943 Inventor: Alfredo P. Bernardo Assignee: Individual (original and current assignee…
View full analysis →added 9/23/2026 - US51205480 cases1/8 sections
Patent Overview — US5120548A Title: Swelling modulated polymeric drug delivery device Patent number: US5120548A | Application: US07/433,056 | Inventors: Gregory A. McClelland; Gaylen M. Zentner | Original assignee: Merck and Co Inc…
View full analysis →added 9/23/2026 - US51250730 cases1/8 sections
Patent Overview — US5125073A Title: Method and apparatus for adaptive forward differencing in the rendering of curves and surfaces Patent number: US5125073A Application number: US07/433,430 Inventors: Sheue-Ling Lien, Michael J. Shantz…
View full analysis →added 9/23/2026 - US51270420 cases1/8 sections
Patent Overview — US 5,127,042 A Title: Cellular cordless telephone Patent number / application: US 5,127,042 A; application US 07/660,180, filed 1991-02-25; granted and published 1992-06-30. Priority date 1988-09-23, claimed from US…
View full analysis →added 9/23/2026 - US51333560 cases1/8 sections
Patent Overview: US 5,133,356 A Title: Biomedical electrode having centrally-positioned tab construction Assignee: Minnesota Mining and Manufacturing Company (original assignee); 3M Co listed as current assignee. Inventors: Kathleen M…
View full analysis →added 9/23/2026 - US51345450 cases1/8 sections
Patent Overview — US 5,134,545 Title: Insulative cradle isolation structure for electrical components Patent number: US 5,134,545 A (application US07/709,888) Inventor: Darryl K. Smith Original assignee: Compaq Computer Corporation. The…
View full analysis →added 9/23/2026 - US51443410 cases1/8 sections
Patent Overview — US5144341A Title: Thermal ink jet drivers device design/layout Patent number: US5144341A Application number: US07/692,087 Inventors: Abdul M. El Hatem, Steven A. Buhler, Putul D. Patel Original assignee / current assignee…
View full analysis →added 9/23/2026 - US51496360 cases1/8 sections
Patent Overview: US 5,149,636 Title: Method for introducing cloned, amplifiable genes into eucaryotic cells and for producing proteinaceous products Patent number: US 5,149,636 A Application number: US 07/249,454 Inventor(s): Richard Axel…
View full analysis →added 9/23/2026 - US51509650 cases1/8 sections
US 5,150,965 — Radiation-Emitting Panels and Display Assemblies Bibliographic data (as supplied): Application US07/726,176; filed 1991-07-05; granted and published 1992-09-29; priority date 1990-07-16; inventor Neil A. Fox; original…
View full analysis →added 9/23/2026 - US51549930 cases1/8 sections
Patent Overview — US5154993A Title: "Electrode strips for coiled assemblies and method of producing them" Patent number: US5154993A (application US07/515,557) Inventor: Theodore R. Beatty Original assignee: Eveready Battery Co Inc. (later…
View full analysis →added 9/20/2026 - US51574180 cases1/8 sections
Patent Overview — US 5,157,418 Title: Ink jet recording head with through-hole wiring connector Patent number: US 5,157,418 A Application number: US 07/668,686 Inventor: Hideo Tamura Assignee: Canon Inc. (listed; Google notes assignee…
View full analysis →added 9/23/2026 - US5158100 cases1/8 sections
Patent Overview: US 515,810 — "Faucet" Title: Faucet Patentee: William Wrigley, of Boston, County of Suffolk, Massachusetts (no assignee named in the supplied text) Patent number: US 515,810 Application filed: April 18, 1892 (Serial No…
View full analysis →added 9/23/2026 - US51595920 cases1/8 sections
Patent Overview: US 5,159,592 A Title: Network address management for a wired network supporting wireless communication to a plurality of mobile users Patent number: US5159592A | Application: US07/605,592 | Inventor: Charles E. Perkins |…
View full analysis →added 9/23/2026 - US51680620 cases1/8 sections
Patent Overview — US5168062A Title: Transfer vectors and microorganisms containing human cytomegalovirus immediate-early promoter-regulatory DNA sequence. Assignee: University of Iowa Research Foundation (UIRF). Inventor: Mark F. Stinski…
View full analysis →added 9/23/2026 - US51703920 cases1/8 sections
Patent Overview: US 5,170,392 A Title: Intermodulation compensation in a receiver Patent number: US 5,170,392 A (application US07/642,102) Inventor: Kenneth B. Riordan Assignee: Motorola, Inc. (original assignee; current assignee listed as…
View full analysis →added 9/23/2026 - US51723380 cases1/8 sections
Patent Overview — US5172338A Title: Multi-state EEprom read and write circuits and techniques Patent number: US5172338A (also published as US5172338B1) Application number: US07/508,273 Inventors: Sanjay Mehrotra, Eliyahou Harari, Winston…
View full analysis →added 9/23/2026 - US51739060 cases1/8 sections
Patent Overview: US5173906A — "Built-in Self Test for Integrated Circuits" Bibliographic data (as supplied): US Patent 5,173,906 A; application US07/576,646; filed 1990-08-31; priority date 1990-08-31; granted/publication date 1992-12-22…
View full analysis →added 9/21/2026