Patent US2710477A successfully refreshed from Google Patents.
US2710477A
Expired / Lapsed
US
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Unitary rammer-ejector for firearms
Assignee: Individual
•
Filing: 1953-01-16
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Granted: 1955-06-14
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Expires: 1973-01-16
Abstract
No abstract record available.
Inventors
- 👤 Clarence E Simpson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:46
CPC Classifications
F; F41; F41A; F41A15/00; F41A15/12; F41A15/14; F41A9/00; F41A9/38; F41A9/39; F41A9/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-13 | 1958-12-13 | 1959-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-13 | 1962-12-13 | 1963-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-13 | 1966-12-13 | 1967-06-14 | $7700.00 | Window Closed / Lapsed |