US2537419A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Adjustable rear mount for machine guns
Assignee: North American Aviation Corp
•
Filing: 1944-07-21
•
Granted: 1951-01-09
•
Expires: 1964-07-21
Abstract
No abstract record available.
Inventors
- 👤 Paul F Peterson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:14
CPC Classifications
F; F41; F41A; F41A23/00; F41A23/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR865951A
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US2326904A
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US2364509A
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US2335835A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |