US2765893A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulically operated clutch mechanisms
Assignee: Austin Motor Co Ltd
•
Filing: 1953-02-09
•
Granted: 1956-10-09
•
Expires: 1973-02-09
Abstract
No abstract record available.
Inventors
- 👤 Duncan J K Stuart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:44
CPC Classifications
F; F16; F16D; F16D48/00; F16D48/02; F16D48/04; F16D25/00; F16D25/12; F16D25/14; F16D2048/0209; F16D2048/0221
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1967730A
Cited
US2080484A
Cited
US2110675A
Cited
US2114221A
Cited
US2203296A
Cited
US2324830A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-09 | 1960-04-09 | 1960-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-09 | 1964-04-09 | 1964-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-09 | 1968-04-09 | 1968-10-09 | $7700.00 | Window Closed / Lapsed |