US3297447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stabilization of synergistically sensitized photographic systems
Assignee: Eastman Kodak Co
•
Filing: 1965-09-09
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Granted: 1967-01-10
•
Expires: 1985-09-09
Abstract
No abstract record available.
Inventors
- 👤 Patricia A Mcveigh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:36
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/09; G03C1/34; G03C1/346; G03C1/494; G03C1/496; G03C1/4965; G03C1/72; G03C1/725
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
24 words
IN A PHOTOGRAPHIC SYSTEM SENSITIZED WITH A NOBLE METAL AND LABILE SELENIUM, THE IMPROVEMENT WHICH COMPRISES UTILIZING A LABILR SULFUR COMPOUND AS A STABILIZER.
Claim 2
Dependent Claim
24 words
IN A PHOTOGRAPHIC SYSTEM SENSITIZED WITH A NOBLE METAL AND LABILE SELENIUM, THE IMPROVEMENT WHICH COMPRISES UTILIZING A LABILR SULFUR COMPOUND AS A STABILIZER.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |