US2823906A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Internal combustion engine carburetor
Assignee: JAMES G CULBERTSON
•
Filing: 1955-07-25
•
Granted: 1958-02-18
•
Expires: 1975-07-25
Abstract
No abstract record available.
Inventors
- 👤 Victor W Gideon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 05:23
CPC Classifications
F; F02; F02M; F02M69/00; F02M2700/00; F02M2700/43; F02M2700/4397
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1207224A
Cited
GB161070A
Cited
US1744865A
Cited
US1482175A
Cited
US2223836A
Cited
US2314170A
Cited
US2365968A
Cited
US2668698A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-02-17 | 1961-08-19 | 1962-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-02-17 | 1965-08-19 | 1966-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-02-17 | 1969-08-19 | 1970-02-18 | $7700.00 | Window Closed / Lapsed |