US2718850A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clockwork movement for a projectile
Assignee: Mefina SA
•
Filing: 1951-10-03
•
Granted: 1955-09-27
•
Expires: 1971-10-03
Abstract
No abstract record available.
Inventors
- 👤 Kuhn Georges
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:50
CPC Classifications
F; F42; F42C; F42C15/00; F42C15/18; F42C15/188; F42C15/20; F42C15/22; F42C9/00; F42C9/14; F42C9/16
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1561687A
Cited
GB397451A
Cited
US2531121A
Cited
US2446545A
Cited
US2541082A
Cited
US2448228A
Cited
US2479851A
Cited
US2457254A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-09-26 | 1959-03-28 | 1959-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-09-26 | 1963-03-28 | 1963-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-09-26 | 1967-03-28 | 1967-09-27 | $7700.00 | Window Closed / Lapsed |