US2592790A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gun loading mechanism
Assignee: Vinters Armstrongs Ltd
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Filing: 1947-09-03
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Granted: 1952-04-15
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Expires: 1967-09-03
Abstract
No abstract record available.
Inventors
- 👤 Brereton Christopher Francis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:36
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/54; F41A9/01; F41A9/06; F41A9/09; F41A9/20; F41A9/21; F41A9/24; F41A9/26
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) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |