US2737792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Friction coupling
Assignee: Motors Liquidation Co
•
Filing: 1953-05-25
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Granted: 1956-03-13
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Expires: 1973-05-25
Abstract
No abstract record available.
Inventors
- 👤 John W Dyer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:13
CPC Classifications
E; E05; E05F; E05F11/00; E05F11/38; E05F11/50; E05F11/505; F; F16; F16D; F16D7/00; F16D7/02; F16D7/024; F16D7/025; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-03-13 | 1959-09-12 | 1960-03-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-03-13 | 1963-09-12 | 1964-03-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-03-13 | 1967-09-12 | 1968-03-13 | $7700.00 | Window Closed / Lapsed |