US3516834A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ionizing radiation sensitive photographic element comprising foamed gelatin-silver halide emulsion
Assignee: Eastman Kodak Co
•
Filing: 1966-03-18
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Granted: 1970-06-23
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Expires: 1986-03-18
Abstract
No abstract record available.
Inventors
- 👤 Roger G L Audran
- 👤 Philippe F Delest
- 👤 Maurice Vige
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 02:10
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/795; G03C1/005; G03C1/015; G03C1/04; G03C1/74; Y; Y10; Y10S; Y10S521/00; Y10S521/915
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1777247A
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US2006002A
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US2465357A
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US2772165A
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US2939806A
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US2943937A
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US2972534A
Cited
US3207604A
Cited
US3235381A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |