US2522196A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: Individual
•
Filing: 1945-10-25
•
Granted: 1950-09-12
•
Expires: 1965-10-25
Abstract
No abstract record available.
Inventors
- 👤 Rouquette Guillaume Francois
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:13
CPC Classifications
F; F02; F02M; F02M19/00; F02M7/00; F02M7/12; F02M7/22; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87096; Y10T137/87571; Y10T137/87676; Y10T137/87684; Y10T137/87917
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB115823A
Cited
US1499173A
Cited
US1477280A
Cited
US1559756A
Cited
US1566382A
Cited
US1839102A
Cited
US1795685A
Cited
US1749721A
Cited
US1940251A
Cited
US2190314A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-09-11 | 1954-03-13 | 1954-09-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-09-11 | 1958-03-13 | 1958-09-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-09-11 | 1962-03-13 | 1962-09-12 | $7700.00 | Window Closed / Lapsed |