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US3432304A
Expired / Lapsed
US
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Photographic emulsions containing mercury compounds and azaindenes
Assignee: Agfa Gevaert AG
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Filing: 1965-07-09
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Granted: 1969-03-11
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Expires: 1985-07-09
Abstract
No abstract record available.
Inventors
- 👤 Wilhelm Saleck
- 👤 Wolfgang Lassig
- 👤 Rolf-Fred Posse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:12
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/09; C; C07; C07D; C07D277/00; C07D277/02; C07D277/20; C07D277/32; C07D277/38; C07D277/42; C07F; C07F3/00; C07F3/10; C07F3/14
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
25 words
A PHOTOSENSITIVE PHOTOGRAPHIC MATERIAL COMPRISING A SILVER HALIDE EMULSION LAYER WHICH ISSTABILIZED BY AN AZAINDENE AND AN AMINOTHIAZOLE MERCURY COMPOUND CORRESPONDING TO THE FOLLOWING FORMULA:
Claim 2
Dependent Claim
25 words
A PHOTOSENSITIVE PHOTOGRAPHIC MATERIAL COMPRISING A SILVER HALIDE EMULSION LAYER WHICH ISSTABILIZED BY AN AZAINDENE AND AN AMINOTHIAZOLE MERCURY COMPOUND CORRESPONDING TO THE FOLLOWING FORMULA:
References Cited (Backward Citations)
US2816030A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-10 | 1972-09-09 | 1973-03-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-10 | 1976-09-09 | 1977-03-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-10 | 1980-09-09 | 1981-03-11 | $7700.00 | Window Closed / Lapsed |