US2824537A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exercise head for torpedoes or other underwater, surface, or air missiles, ships, orcraft
Assignee: Individual
•
Filing: 1953-04-13
•
Granted: 1958-02-25
•
Expires: 1973-04-13
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Boyle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 10:31
CPC Classifications
F; F42; F42B; F42B19/00; F42B19/36; F42B19/38; F42B19/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US399693A
Cited
US1382073A
Cited
US1382397A
Cited
US1803530A
Cited
US2063727A
Cited
US2377181A
Cited
US2630092A
Cited
US2593362A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-24 | 1961-08-26 | 1962-02-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-24 | 1965-08-26 | 1966-02-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-24 | 1969-08-26 | 1970-02-25 | $7700.00 | Window Closed / Lapsed |