US2421858A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shock absorbing gun mount
Assignee: Curtiss Wright Corp
•
Filing: 1934-12-14
•
Granted: 1947-06-10
•
Expires: 1954-12-14
Abstract
No abstract record available.
Inventors
- 👤 Clem G Trimbach
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:00
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/60; F41A25/00; F41A25/10; F41A25/12; F41A9/61; F41A9/79; F41A9/81
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US347945A
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US453702A
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US1196197A
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GB190427090A
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US987166A
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US1288372A
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US1302436A
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GB126406A
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US1483987A
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US1466143A
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US1722190A
Cited
FR652463A
Cited
US1735164A
Cited
US1757244A
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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) | 1950-06-09 | 1950-12-09 | 1951-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-06-09 | 1954-12-09 | 1955-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-06-09 | 1958-12-09 | 1959-06-10 | $7700.00 | Window Closed / Lapsed |