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US2612819A
Expired / Lapsed
US
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Gun mount
Assignee: North American Aviation Corp
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Filing: 1949-07-05
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Granted: 1952-10-07
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Expires: 1969-07-05
Abstract
No abstract record available.
Inventors
- 👤 Quinton C Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:51
CPC Classifications
F; F41; F41A; F41A23/00; F41A23/005
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1939699A
Cited
US2291867A
Cited
US2376835A
Cited
US2350122A
Cited
US2335835A
Cited
US2380773A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-10-07 | 1956-04-07 | 1956-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-10-07 | 1960-04-07 | 1960-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-10-07 | 1964-04-07 | 1964-10-07 | $7700.00 | Window Closed / Lapsed |