US2469053A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic sear for automatic and semiautomatic firearms
Assignee: Olin Industries Inc
•
Filing: 1945-03-30
•
Granted: 1949-05-03
•
Expires: 1965-03-30
Abstract
No abstract record available.
Inventors
- 👤 William C Roemer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 00:43
CPC Classifications
F; F41; F41A; F41A19/00; F41A19/06; F41A19/42; F41A19/43; F41A19/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1103228A
Cited
US1190653A
Cited
US1359609A
Cited
US1444890A
Cited
US1561756A
Cited
US2324125A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-05-02 | 1952-11-01 | 1953-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-05-02 | 1956-11-01 | 1957-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-05-02 | 1960-11-01 | 1961-05-03 | $7700.00 | Window Closed / Lapsed |