Patent US2663260A successfully refreshed from Google Patents.
US2663260A
Expired / Lapsed
US
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Delayed arming mechanism
Assignee: Individual
•
Filing: 1952-01-08
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Granted: 1953-12-22
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Expires: 1972-01-08
Abstract
No abstract record available.
Inventors
- 👤 Parke H Thompson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 22:03
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/18; F42C15/188; F42C15/192; F42C15/20; F42C15/22
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) | 1956-12-21 | 1957-06-22 | 1957-12-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-12-21 | 1961-06-22 | 1961-12-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-12-21 | 1965-06-22 | 1965-12-22 | $7700.00 | Window Closed / Lapsed |