Patent US2960932A successfully refreshed from Google Patents.
US2960932A
Expired / Lapsed
US
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Detonator
Assignee: Hercules Powder Co
•
Filing: 1945-10-12
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Granted: 1960-11-22
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Expires: 1965-10-12
Abstract
No abstract record available.
Inventors
- 👤 George H Scherrer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:41
CPC Classifications
F; F42; F42B; F42B3/00; F42B3/10; F42B3/195; F42B3/198; F42B3/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1167981A
Cited
US1606413A
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US1928205A
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US1924342A
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US2139581A
Cited
US2363863A
Cited
US2389086A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-22 | 1964-05-23 | 1964-11-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-22 | 1968-05-23 | 1968-11-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-22 | 1972-05-23 | 1972-11-22 | $7700.00 | Window Closed / Lapsed |