US3533798A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Light-sensitive material comprising a cyclic imide
Assignee: Agfa Gevaert AG
•
Filing: 1967-05-02
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Granted: 1970-10-13
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Expires: 1987-05-02
Abstract
No abstract record available.
Inventors
- 👤 Gerhard Muller
- 👤 Rudolf Merten
- 👤 Harald Von Rintelen
- 👤 Erwin Ranz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 10:11
CPC Classifications
C; C07; C07D; C07D471/00; C07D471/02; C07D471/06; C07D487/00; C07D487/02; C07D487/04; C09; C09B; C09B5/00; C09B5/62; G; G03; G03C; G03C1/00; G03C1/72; G03C1/73
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE1213555B
Cited
US3345419A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-10-12 | 1974-04-13 | 1974-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-10-12 | 1978-04-13 | 1978-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-10-12 | 1982-04-13 | 1982-10-13 | $7700.00 | Window Closed / Lapsed |