US1643385A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aeroplane bomb with safety device
Assignee: Individual
•
Filing: 1927-03-03
•
Granted: 1927-09-27
•
Expires: 1947-03-03
Abstract
No abstract record available.
Inventors
- 👤 Lafitte Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 20:08
CPC Classifications
F; F42; F42C; F42C1/00; F42C1/02; F42C1/04; F42B; F42B12/00; F42B12/02; F42B12/36; F42B12/46; F42B12/50; F42C15/00; F42C15/28; F42C15/295
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1930-09-26 | 1931-03-28 | 1931-09-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-09-26 | 1935-03-28 | 1935-09-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-09-26 | 1939-03-28 | 1939-09-27 | $7700.00 | Window Closed / Lapsed |