US3255012A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sensitized color photographic emulsions and processes containing color couplers
Assignee: Agfa Gevaert NV
•
Filing: 1965-08-23
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Granted: 1966-06-07
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Expires: 1985-08-23
Abstract
No abstract record available.
Inventors
- 👤 Glockner Hans
- 👤 Muller Fritz
- 👤 Zorn Hugo
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:28
CPC Classifications
G; G03; G03C; G03C7/00; G03C7/30; G03C7/388; G03C1/00; G03C1/005; G03C1/06; G03C1/08; G03C1/10; G03C1/12; G03C1/14; G03C1/18
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
38 words
A PROCESS FOR THE PREPARATION OF COLOR PHOTOGRAPHIC EMULSIONS FOR THE PRODUCTION OF THE CYAN IMAGE WHICH COMPRISES FORMING A SILVER HALIDE EMULSION SENSITIZED WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE FORMULA
Claim 2
Dependent Claim
38 words
A PROCESS FOR THE PREPARATION OF COLOR PHOTOGRAPHIC EMULSIONS FOR THE PRODUCTION OF THE CYAN IMAGE WHICH COMPRISES FORMING A SILVER HALIDE EMULSION SENSITIZED WITH A COMPOUND SELECTED FROM THE GROUP CONSISTING OF A COMPOUND HAVING THE FORMULA
Claim 3
Dependent Claim
30 words
A PROCESS FOR THE PREPARATION OF COLOR PHOTOGRAPHIC EMULSIONS FOR THE PRODUCTION OF THE MAGENTA IMAGE WHICH COMPRISES FORMING A SILVER HALIDE EMULSION SENSITIZED WITH A COMPOUND HAVING THE FORMULA
Claim 4
Dependent Claim
30 words
A PROCESS FOR THE PREPARATION OF COLOR PHOTOGRAPHIC EMULSIONS FOR THE PRODUCTION OF THE MAGENTA IMAGE WHICH COMPRISES FORMING A SILVER HALIDE EMULSION SENSITIZED WITH A COMPOUND HAVING THE FORMULA
References Cited (Backward Citations)
US2640776A
Cited
US2949360A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-06-06 | 1969-12-06 | 1970-06-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-06-06 | 1973-12-06 | 1974-06-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-06-06 | 1977-12-06 | 1978-06-07 | $7700.00 | Window Closed / Lapsed |