US2837856A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dual compensator having shot controls for double barrel shotguns
Assignee: Individual
•
Filing: 1955-03-21
•
Granted: 1958-06-10
•
Expires: 1975-03-21
Abstract
No abstract record available.
Inventors
- 👤 Benitez Humberto Ortiz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 14:04
CPC Classifications
F; F41; F41A; F41A21/00; F41A21/32; F41A21/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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GB191123832A
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US1599008A
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US2398298A
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US2484988A
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US2522329A
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US2484998A
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FR935762A
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US2512850A
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US2602255A
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US2731754A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-09 | 1961-12-09 | 1962-06-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-09 | 1965-12-09 | 1966-06-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-09 | 1969-12-09 | 1970-06-10 | $7700.00 | Window Closed / Lapsed |