US2750890A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Time delay fuze for a mine
Assignee: Individual
•
Filing: 1946-10-01
•
Granted: 1956-06-19
•
Expires: 1966-10-01
Abstract
No abstract record available.
Inventors
- 👤 George H Leonard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:52
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/28; F42C15/285; F42C14/00; F42C14/04; F42C15/18; F42C15/188; F42C15/295
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) | 1959-06-19 | 1959-12-19 | 1960-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-06-19 | 1963-12-19 | 1964-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-06-19 | 1967-12-19 | 1968-06-19 | $7700.00 | Window Closed / Lapsed |