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Patent US2693659A successfully refreshed from Google Patents.
US2693659A
Expired / Lapsed
US
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Shotgun barrel with sight rib
Assignee: Individual
•
Filing: 1951-02-26
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Granted: 1954-11-09
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Expires: 1971-02-26
Abstract
No abstract record available.
Inventors
- 👤 Ernest P Simmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 20:12
CPC Classifications
F; F41; F41G; F41G1/00; F41G1/42; F41G1/425
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1323151A
Cited
US1323149A
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US1177261A
Cited
US1160157A
Cited
US1456482A
Cited
US2431991A
Cited
US2496854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-11-08 | 1958-05-10 | 1958-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-11-08 | 1962-05-10 | 1962-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-11-08 | 1966-05-10 | 1966-11-09 | $7700.00 | Window Closed / Lapsed |