Patent US2267501A successfully refreshed from Google Patents.
US2267501A
Expired / Lapsed
US
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Automatic firearm
Assignee: Ceskoslovenska Zbrojovka A S
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Filing: 1939-07-07
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Granted: 1941-12-23
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Expires: 1959-07-07
Abstract
No abstract record available.
Inventors
- 👤 Holek Vaclav
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:20
CPC Classifications
F; F41; F41A; F41A3/00; F41A3/12; F41A3/14; F41A3/16; F41A3/26; F41A19/00; F41A19/06; F41A19/25; F41A19/27; F41A19/29; F41A19/30; F41A3/32; F41A3/64; F41A3/78; F41A3/82; F41A5/00; F41A5/18
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1944-12-22 | 1945-06-23 | 1945-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1948-12-22 | 1949-06-23 | 1949-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1952-12-22 | 1953-06-23 | 1953-12-23 | $7700.00 | Window Closed / Lapsed |