US2530716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carburetor
Assignee: Individual
•
Filing: 1946-04-06
•
Granted: 1950-11-21
•
Expires: 1966-04-06
Abstract
No abstract record available.
Inventors
- 👤 Meynier Rosine Jeanne Grange
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:43
CPC Classifications
F; F02; F02M; F02M17/00; F02M17/18; F02M17/26; F02M17/28
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US432842A
Cited
US985515A
Cited
US1327205A
Cited
GB207217A
Cited
GB235672A
Cited
US1896786A
Cited
FR861822A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-20 | 1954-05-22 | 1954-11-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-20 | 1958-05-22 | 1958-11-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-20 | 1962-05-22 | 1962-11-21 | $7700.00 | Window Closed / Lapsed |