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US3549377A
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Method of hardening photographic gelatin-containing layers with non-ionic dichlorotriazinyl amino compounds
Assignee: Agfa Gevaert AG
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Filing: 1967-05-15
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Granted: 1970-12-22
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Expires: 1987-05-15
Abstract
No abstract record available.
Inventors
- 👤 Heinz Meckl
- 👤 Wolfgang Himmelmann
- 👤 Franz Moll
- 👤 Hans-Ludwig Honig
- 👤 Erwin-Alfons Muller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:09
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/005; G03C1/06; G03C1/30; G03C1/305; C; C07; C07H; C07H19/00; C07H19/02; C07H19/04; C07H19/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3288775A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-12-21 | 1974-06-22 | 1974-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-12-21 | 1978-06-22 | 1978-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-12-21 | 1982-06-22 | 1982-12-22 | $7700.00 | Window Closed / Lapsed |