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Patent US2567643A successfully refreshed from Google Patents.
US2567643A
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Air gun loading and firing mechanism
Assignee: Individual
•
Filing: 1946-07-02
•
Granted: 1951-09-11
•
Expires: 1966-07-02
Abstract
No abstract record available.
Inventors
- 👤 Kapsa Lumir Vojtech
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:49
CPC Classifications
F; F41; F41B; F41B11/00; F41B11/60; F41B11/64; F41B11/642
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US115638A
Cited
US188028A
Cited
GB109309A
Cited
US1276989A
Cited
GB231557A
Cited
DE471596C
Cited
US2068823A
Cited
US2313721A
Cited
US2303017A
Cited
US2450029A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-09-10 | 1955-03-12 | 1955-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-09-10 | 1959-03-12 | 1959-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-09-10 | 1963-03-12 | 1963-09-11 | $7700.00 | Window Closed / Lapsed |