US2959984A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable speed power transmission mechanisms
Assignee: Individual
•
Filing: 1958-01-30
•
Granted: 1960-11-15
•
Expires: 1978-01-30
Abstract
No abstract record available.
Inventors
- 👤 Axel C Wickman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:10
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2606460A
Cited
US2671357A
Cited
US2623411A
Cited
US2762238A
Cited
US2737828A
Cited
US2797594A
Cited
US2883881A
Cited
US2861474A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-11-15 | 1964-05-16 | 1964-11-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-11-15 | 1968-05-16 | 1968-11-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-11-15 | 1972-05-16 | 1972-11-15 | $7700.00 | Window Closed / Lapsed |