US2876680A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pivotally mounted oscillating breech member coupled with a ramactor mechanism
Assignee: Individual
•
Filing: 1955-06-28
•
Granted: 1959-03-10
•
Expires: 1975-06-28
Abstract
No abstract record available.
Inventors
- 👤 Arthur R Meyer
- 👤 John F O'brien
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 18:19
CPC Classifications
F; F41; F41F; F41F1/00; F41F1/08; F41A; F41A9/00; F41A9/38; F41A9/45; Y; Y10; Y10S; Y10S55/00; Y10S55/46
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US47631A
Cited
US1342358A
Cited
US1424751A
Cited
GB689155A
Cited
US2777237A
Cited
US2777365A
Cited
US2793567A
Cited
US2786394A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-03-09 | 1962-09-08 | 1963-03-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-03-09 | 1966-09-08 | 1967-03-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-03-09 | 1970-09-08 | 1971-03-10 | $7700.00 | Window Closed / Lapsed |