Patent US2630304A successfully refreshed from Google Patents.
US2630304A
Expired / Lapsed
US
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Carburetor
Assignee: Individual
•
Filing: 1949-08-11
•
Granted: 1953-03-03
•
Expires: 1969-08-11
Abstract
No abstract record available.
Inventors
- 👤 Rivoche Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 16:44
CPC Classifications
F; F02; F02M; F02M1/00; F02M2700/00; F02M2700/43; F02M2700/4302; F02M2700/4314; F02M2700/4316; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/877; Y10T137/87708; Y10T137/87732; Y10T137/87917; Y10T137/88038
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US948036A
Cited
US1439720A
Cited
US793679A
Cited
US1214645A
Cited
US1691487A
Cited
GB293789A
Cited
GB500290A
Cited
US2253901A
Cited
US2499554A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |