US3435765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge
Assignee: Dynamit Nobel AG
•
Filing: 1967-05-01
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Granted: 1969-04-01
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Expires: 1987-05-01
Abstract
No abstract record available.
Inventors
- 👤 Heinz Gawlick
- 👤 Hans Umbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 15:53
CPC Classifications
F; F42; F42B; F42B5/00; F42B5/02; F42B5/18; F42B5/181; B; B25; B25C; B25C1/00; B25C1/08; B25C1/10; B25C1/16; B25C1/163; F42B8/00; F42B8/02; F42B8/04; F42C; F42C19/00; F42C19/08; F42C19/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |