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Patent US922268A successfully refreshed from Google Patents.
US922268A
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US
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Firing mechanism for breech-loading ordnance.
Assignee: Vickers Sons and Maxim Ltd
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Filing: 1905-01-05
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Granted: 1909-05-18
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Expires: 1925-01-05
Abstract
No abstract record available.
Inventors
- 👤 Arthur Trevor Dawson
- 👤 George Thomas Buckham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 20:44
CPC Classifications
F; F41; F41A; F41A19/00; F41A19/57
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) | 1912-05-17 | 1912-11-16 | 1913-05-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1916-05-17 | 1916-11-16 | 1917-05-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1920-05-17 | 1920-11-16 | 1921-05-18 | $7700.00 | Window Closed / Lapsed |