US2737058A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Automatic control device for the gear transmission of an internal combustion engine
Assignee: Individual
•
Filing: 1952-05-13
•
Granted: 1956-03-06
•
Expires: 1972-05-13
Abstract
No abstract record available.
Inventors
- 👤 Puls Erich Friedrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:17
CPC Classifications
F; F02; F02D; F02D29/00; F02D2700/00; F02D2700/07
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2352212A
Cited
US2365204A
Cited
US2443084A
Cited
US2421496A
Cited
US2588140A
Cited
US2474316A
Cited
FR967113A
Cited
GB676634A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-06 | 1959-09-05 | 1960-03-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-06 | 1963-09-05 | 1964-03-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-06 | 1967-09-05 | 1968-03-06 | $7700.00 | Window Closed / Lapsed |