Patent US2957391A successfully refreshed from Google Patents.
US2957391A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Firing mechanism for firearms and the like
Assignee: Individual
•
Filing: 1955-04-18
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Granted: 1960-10-25
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Expires: 1975-04-18
Abstract
No abstract record available.
Inventors
- 👤 Charles L Lovercheck
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:48
CPC Classifications
F; F41; F41A; F41A19/00; F41A19/58
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US319628A
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US323974A
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US411831A
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US815490A
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US1335500A
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US1468822A
Cited
GB519341A
Cited
US2466929A
Cited
US2479590A
Cited
US2833968A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-10-25 | 1964-04-25 | 1964-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-10-25 | 1968-04-25 | 1968-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-10-25 | 1972-04-25 | 1972-10-25 | $7700.00 | Window Closed / Lapsed |