US2514499A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Delay action fuse
Assignee: United States, WAR, Secretary of
•
Filing: 1946-03-22
•
Granted: 1950-07-11
•
Expires: 1966-03-22
Abstract
No abstract record available.
Inventors
- 👤 Morris S Kharasch
- 👤 Frank H Westheimer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:20
CPC Classifications
F; F42; F42C; F42C9/00; F42C9/02; F42C9/04; F42C9/048; F42C9/041; F42C9/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE299081C
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US173017A
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US289642A
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US854977A
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US1242501A
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US1640165A
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US1572436A
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US2438438A
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US2485949A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-10 | 1954-01-09 | 1954-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-10 | 1958-01-09 | 1958-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-10 | 1962-01-09 | 1962-07-11 | $7700.00 | Window Closed / Lapsed |