US2611698A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Colored photographic layer
Assignee: Gevaert Photo Producten NV
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Filing: 1947-08-04
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Granted: 1952-09-23
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Expires: 1967-08-04
Abstract
No abstract record available.
Inventors
- 👤 Jennen Jacob Joseph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:06
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/825; G03C1/83; G03C1/832
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
26 words
A SENSITIVE PHOTOGRAPHIC ELEMENT COMPRISING A SUPPORT HAVING THEREON A LIGHT-SENSITIVE SILVER HALIDE EMULSION LAYER AND A FLITER LAYER CONTAINING A DYESTUFF OF THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
26 words
A SENSITIVE PHOTOGRAPHIC ELEMENT COMPRISING A SUPPORT HAVING THEREON A LIGHT-SENSITIVE SILVER HALIDE EMULSION LAYER AND A FLITER LAYER CONTAINING A DYESTUFF OF THE FOLLOWING FORMULA:
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-23 | 1956-03-24 | 1956-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-23 | 1960-03-24 | 1960-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-23 | 1964-03-24 | 1964-09-23 | $7700.00 | Window Closed / Lapsed |