Patent US3060028A successfully refreshed from Google Patents.
US3060028A
Expired / Lapsed
US
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Stabilized photographic silver halide emulsions containing iodine complexes of poly-n-vinyl-2-oxazolidinones
Assignee: GAF Chemicals Corp
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Filing: 1961-01-19
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Granted: 1962-10-23
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Expires: 1981-01-19
Abstract
No abstract record available.
Inventors
- 👤 Dersch Fritz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 17:52
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/04; G03C1/053
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
54 words
THE PROCESS OF MINIMIZING AND PREVENTING FOR IN LIGHT SENSITIVE SILVER HALIDE MATERIALS, COMPRISING A BASE HAVING A LIGHT SENSTIVE SILVER HALIDE EMULSION THEREON WHICH COMPRISES EXPOSING SAID EMULSION TO A LIGHT IMAGE AND DEVELOPING SAID EMULSION IN THE PRESENCE OF THE IODINE COMPLEX OF AN ANTIFOGGANT COMPOUND REPRESENTED BY THE FOLLOWING GENERAL FORMULA:
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) | 1965-10-22 | 1966-04-23 | 1966-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-22 | 1970-04-23 | 1970-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-22 | 1974-04-23 | 1974-10-23 | $7700.00 | Window Closed / Lapsed |