Patent US2646264A successfully refreshed from Google Patents.
US2646264A
Expired / Lapsed
US
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Self-feeding carburetor for internal-combustion engines
Assignee: SU Carburetter Co Ltd
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Filing: 1950-06-01
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Granted: 1953-07-21
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Expires: 1970-06-01
Abstract
No abstract record available.
Inventors
- 👤 John N Morris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 13:56
CPC Classifications
F; F02; F02M; F02M7/00; F02M7/10; F02M7/11; F02M7/12; F02M7/14; F02M7/16; F02M7/17; F02M9/00; F02M9/12; F02M9/127; F02M9/133
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1472660A
Cited
US1581837A
Cited
US2051820A
Cited
US2131036A
Cited
US2167892A
Cited
US2399637A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-07-20 | 1957-01-19 | 1957-07-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-07-20 | 1961-01-19 | 1961-07-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-07-20 | 1965-01-19 | 1965-07-21 | $7700.00 | Window Closed / Lapsed |