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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Drop a US patent number — we’ll verify it on Google Patents and generate the full invalidity dossier.
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- US2657680 cases1/8 sections
Patent Overview — US 265,768 Title: Road-Cart Patentee: Jacob W. Diller, of Decatur, Illinois Patent number: US 265,768 Application filed: July 3, 1882 Granted/Published: October 10, 1882 Source…
View full analysis →added 9/23/2026 - US26893460 cases1/8 sections
Patent Overview — US 2,689,346 Title: Long range navigation system Patent number: US 2,689,346 A Inventors: John A. Pierce, Donald E. Kerr, Jabez C. Street Original assignee / current assignee (as listed): US Department of Navy Application…
View full analysis →added 9/23/2026 - US2719960 cases1/8 sections
Patent Overview: US 271,996 Title and parties. The patent is a "Bedstead-Fastening" granted to Horace E. Swift of Providence, Rhode Island, assignor to himself and to Charles Benson and Stephen T. Willets of the same place (specification…
View full analysis →added 9/24/2026 - US28195900 cases1/8 sections
Patent Overview — US 2819590 Title: Ventilated suit refrigeration unit Inventor: Frederick H. Green Assignee: Garrett Corp (original and current assignee per source) Application No.: US375743A Filing/Priority Date: 1953-08-21 Publication…
View full analysis →added 9/21/2026 - US28687220 cases1/8 sections
US 2868722 — Concise Patent Overview Title: Method for producing a stabilized cracked distillate fuel oil Patent number: US2868722A (application US388385A) Original assignee: Socony Mobil Oil Co Inc. Current assignee listed in the source…
View full analysis →added 9/23/2026 - US28921970 cases1/8 sections
Patent Overview — US 2,892,197 ("Flush valve") Bibliographic data (as supplied). Title: "Flush valve." Patent number: US 2,892,197 (US2892197A). Application number: US589315A. Inventor: Emil W Flieder. Original assignee and current…
View full analysis →added 9/23/2026 - US29532640 cases1/8 sections
I'll search for this specific patent number in both the USPTO database and CAFC dockets. The first search surfaced several documents with the same number in other jurisdictions (EP, DE, JP), but I need to verify the specific US patent. Let…
View full analysis →added 8/27/2026 - US29650700 cases1/8 sections
US 2,965,070 — Selective Bird Feeder: Overview Title: Selective Bird Feeder Inventor: George Myrick, Baltimore 12, Md. Application: Ser. No. 714,598, filed Feb. 11, 1958 Granted/Published: Dec. 20, 1960 Assignee: None stated; original…
View full analysis →added 9/23/2026 - US30406780 cases1/8 sections
Patent Overview — US 3,040,678 Title: Flying Trolley Slide Patent number: US 3,040,678 A Inventor: Norman S. McEwen (487 NE. 8th Ave., Fort Lauderdale, Fla.) Original assignee / current assignee: Individual (per the supplied page's listed…
View full analysis →added 9/17/2026 - US30439470 cases1/8 sections
Patent Overview — US 3,043,947 Title: Light distributing lens system Assignee: General Electric Co. (original assignee and current assignee per the source listing) Inventor: Harry Albinger, Jr. Dates: Application/filing and priority date…
View full analysis →added 9/23/2026 - US30709130 cases1/8 sections
Patent Overview — US 3,070,913 ("Edge-lighted panel") Bibliographic data (from the supplied text): Inventor John D. Miller; original assignee and current assignee listed as Miller Dial and Name Plate Co.; application no. US611891A…
View full analysis →added 9/23/2026 - US30745720 cases1/8 sections
I'll search for the specific patent number and check CAFC dockets as requested. Let me check for any CAFC or litigation records more specifically, and verify USPTO records. Let me do a couple more targeted checks on USPTO records and any…
View full analysis →added 8/27/2026 - US31021160 cases1/8 sections
Patent Overview — US 3,102,116 Title as listed: "Process for the purification of y-chloeo-" (the source rendering appears garbled; the specification text describes purification of 7-chloro-1-methyl-5-phenyl-1,4-3H-benzodiazepin-2(1H)-one)…
View full analysis →added 9/23/2026 - US31368150 cases1/8 sections
Patent Overview — US 3,136,815 Title: Amino substituted benzophenone oximes and derivatives thereof Assignee/Current Assignee (per listing): F. Hoffmann-La Roche AG; Hoffmann La Roche Inc. Inventors: Reeder Earl; Sternbach Leo Henryk. Key…
View full analysis →added 9/23/2026 - US3192160 cases1/8 sections
Patent Overview — US 319,216 Title: Hansom Cab (Google Patents page displays the title as "Haji floyd," an apparent OCR artifact; the specification itself reads "HANSOM CAB.") Inventor: Charles Ashburnham Floyd, of Eastbourne, County of…
View full analysis →added 9/23/2026 - US32121690 cases1/8 sections
Patent Overview — US 3,212,169 Title: Grid electrode structure and manufacturing method therefor Patent number: US 3,212,169 A Inventors: Harold K. Glaser and Charles F. Emery (Horseheads, N.Y.) Assignee: Westinghouse Electric Corporation…
View full analysis →added 9/21/2026 - US3213070 cases1/8 sections
Patent Overview — US 321,307 Title: Ash-Sifter Patentee: John McAuliffe, of Oswego, New York. One-half assigned to David F. Fitzgibbons, of same place. Dates: Application filed April 15, 1885; patent granted and published June 30, 1885…
View full analysis →added 9/23/2026 - US32412560 cases1/8 sections
Patent Overview: US 3,241,256 A Title: Method and means for integrally lighting an indicator with uniform brightness and with light conservation Patent number: US 3,241,256 A Application number: US279723A Assignee: Bendix Corp (original…
View full analysis →added 9/23/2026 - US32704410 cases1/8 sections
Patent Overview — US 3,270,441 Title: Reduced gravity simulator Patent number: US 3,270,441 A Inventors: Donald E. Hewes; Amos A. Spady, Jr. Assignee: None identified beyond "Individual" (original assignee listed as Individual; no…
View full analysis →added 9/17/2026 - US33285700 cases1/8 sections
Patent Overview: US3328570 — "Illuminated Panel Member" Patent number: US3328570A Title: Illuminated panel member Inventor: Charles A Balchunas Original/current assignee (per source listing): General Electric Co Application number…
View full analysis →added 9/23/2026