Patent US1077680A successfully refreshed from Google Patents.
US1077680A
Expired / Lapsed
US
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Automatic gun.
Assignee: Vickers Ltd
•
Filing: 1911-10-19
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Granted: 1913-11-04
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Expires: 1931-10-19
Abstract
No abstract record available.
Inventors
- 👤 Arthur Trevor Dawson
- 👤 George Thomas Buckham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:30
CPC Classifications
F; F41; F41A; F41A9/00; F41A9/54; F41A9/58
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) | 1916-11-03 | 1917-05-05 | 1917-11-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1920-11-03 | 1921-05-05 | 1921-11-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1924-11-03 | 1925-05-05 | 1925-11-04 | $7700.00 | Window Closed / Lapsed |