US2516290A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Low altitude bombing attachment
Assignee: Individual
•
Filing: 1939-10-16
•
Granted: 1950-07-25
•
Expires: 1959-10-16
Abstract
No abstract record available.
Inventors
- 👤 Theodore H Barth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:58
CPC Classifications
F; F41; F41G; F41G3/00; F41G3/22; F41G3/24
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1314428A
Cited
US1315065A
Cited
US1383660A
Cited
GB145810A
Cited
US1363011A
Cited
US1784929A
Cited
US1942536A
Cited
US1985077A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-07-24 | 1954-01-23 | 1954-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-07-24 | 1958-01-23 | 1958-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-07-24 | 1962-01-23 | 1962-07-25 | $7700.00 | Window Closed / Lapsed |