Fujifilm Corporation
Patent owner in reexamination·5 ex parte reexams
Fujifilm Corporation's patents have been the subject of 5 USPTO ex parte reexaminations, with 4 currently open. Its patents are most often challenged by Eastman Kodak Company and Benjamin Hershkowitz Eastman Kodak Company. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
Filings by year
Top requesters
Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Claim-survival rate
Defense metrics
Claim-survival rate, average pendency, and the open/closed split across every reexam of this owner's patents.
- Survival rate of closed proceedings
- Average pendency in months
Challengers & examiners
Which requesters most often challenge this owner's patents, and which examiners decide them.
- Top requesters
- Most frequent examiners
Recent reexaminations (5)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/015,558 | Sep 30, 2025 | 10,427,443 | LITHOGRAPHIC PRINTING PLATE PRECURSOR, METHOD OF PREPARING LITHOGRAPHIC PRINTING PLATE, AND LITHOGRAPHIC PRINTING METHOD | Eastman Kodak Company | Open |
| 90/015,551 | Sep 29, 2025 | 10,875,346 | LITHOGRAPHIC PRINTING PLATE PRECURSOR, LITHOGRAPHIC PRINTING PLATE MANUFACTURING METHOD AND PRINTING METHOD | Benjamin Hershkowitz Eastman Kodak Company | Open |
| 90/015,548 | Sep 26, 2025 | 11,294,279 | LITHOGRAPHIC PRINTING PLATE PRECURSOR, AND METHOD FOR PRODUCING LITHOGRAPHIC PRINTING PLATE | Eastman Kodak Company | Open |
| 90/015,524 | Sep 23, 2025 | 10,525,696 | LITHOGRAPHIC PRINTING PLATE PRECURSOR, LITHOGRAPHIC PRINTING PLATE MANUFACTURING METHOD, PRINTING METHOD AND ALUMINUM SUPPORT MANUFACTURING METHOD | Eastman Kodak Company | Open |
| 90/012,877 | May 24, 2013 | 8,144,428 | Recording Tape Cartridge And Drive Device For Reducing Friction | — | Closed |
See the full reexam picture for Fujifilm Corporation
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.