US2914131A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control mechanism for automatic clutches of automotive vehicles
Assignee: Valeo SE
•
Filing: 1956-10-01
•
Granted: 1959-11-24
•
Expires: 1976-10-01
Abstract
No abstract record available.
Inventors
- 👤 Maurice Jean
- 👤 Rist Michel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:22
CPC Classifications
B; B60; B60K; B60K28/00; B60K28/02; B60K28/04; B65; B65G; B65G43/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2250754A
Cited
US2248747A
Cited
US2576017A
Cited
US2626003A
Cited
US2657757A
Cited
US2708005A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-11-23 | 1963-05-25 | 1963-11-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-23 | 1967-05-25 | 1967-11-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-23 | 1971-05-25 | 1971-11-24 | $7700.00 | Window Closed / Lapsed |