Patent US3667959A successfully refreshed from Google Patents.
US3667959A
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US
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Photosensitive and thermosensitive element,compositions and process
Assignee: Eastman Kodak Co
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Filing: 1970-05-01
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Granted: 1972-06-06
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Expires: 1990-05-01
Abstract
Abstract A NON-AQUEOUS, POLAR, ORGANIC SOLVENT, SUCH AS A COMPOUND CONTAINING A -CO-, -S(=O)- OR -SO2- MOIETY, IN A PHOTOSENSITIVE AND THERMOSENSITIVE ELEMENT SUITABLE FOR DRY PROCESSING WITH HEAT, PROVIDES IMPROVED MAXIMUM IMAGE DENSITIES AND REDUCED EXPOSURE AND PROCESSING TIME IN SOME CASES. A COMBINATION OF A NON-AQUEOUS, POLAR, ORGANIC COMPOUND, SUCH AS ONE CONTAINING A -CO-, -S(=O)- OR -SO2- MOIETY, IN CONJUNCTION WITH A STABLE SOURCE OF SILVER FOR PHYSICAL DEVELOPMENT ARE USEFUL IN PHOTOSENSITIVE ELEMENTS FOR DRY PROCESSING. THE ELEMENT CAN CONTAIN A SENSITIZING DYE AND A PHOTOSENSITIVE SILVER HALIDE, OR OTHER SUITABLE PHOTOSENSITIVE METAL SALTS.
Inventors
- 👤 Stanley M Bojara
- 👤 Richard A De Mauriac
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 10:56
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/494; G03C1/498; G03C1/49836; G03C1/49863; Y; Y10; Y10S; Y10S430/00; Y10S430/166
Claims Analysis
Total Claims: 0
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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) | 1975-06-06 | 1975-12-06 | 1976-06-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-06 | 1979-12-06 | 1980-06-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-06 | 1983-12-06 | 1984-06-06 | $7700.00 | Window Closed / Lapsed |