US3364044A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gelatine compositions containing pentaerythritol esters of phosphoric acids
Assignee: Agfa Gevaert NV
•
Filing: 1963-07-09
•
Granted: 1968-01-16
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Expires: 1983-07-09
Abstract
No abstract record available.
Inventors
- 👤 Grabhofer Herbert
- 👤 Ulrich Hans
- 👤 Himmelmann Wolfgang
- 👤 Meckl Heinz
- 👤 Bockly Erich
- 👤 Gunther Eberhard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:57
CPC Classifications
C; C07; C07F; C07F9/00; C07F9/02; C07F9/547; C07F9/6564; C07F9/6571; C07F9/6574; C07F9/65746; G; G03; G03C; G03C1/00; G03C1/005; G03C1/04; G03C1/043
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3103530A
Cited
US2292022A
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US2768080A
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US2920068A
Cited
US3022172A
Cited
US3090799A
Cited
US3258338A
Cited
US3053878A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-01-15 | 1971-07-17 | 1972-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-01-15 | 1975-07-17 | 1976-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-01-15 | 1979-07-17 | 1980-01-16 | $7700.00 | Window Closed / Lapsed |