US2979171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Clutch operating mechanism for motor vehicles
Assignee: Whitnash PLC
•
Filing: 1958-03-24
•
Granted: 1961-04-11
•
Expires: 1978-03-24
Abstract
No abstract record available.
Inventors
- 👤 Bland Albert Norman
- 👤 Davies David Aubrey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:29
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/04; F16D43/06; F16D43/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2248377A
Cited
US2168682A
Cited
US2531711A
Cited
US2510042A
Cited
US2520721A
Cited
US2513521A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-04-10 | 1964-10-10 | 1965-04-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-04-10 | 1968-10-10 | 1969-04-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-04-10 | 1972-10-10 | 1973-04-11 | $7700.00 | Window Closed / Lapsed |