US2725759A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Variable ratio power transmission gear
Assignee: Individual
•
Filing: 1951-12-01
•
Granted: 1955-12-06
•
Expires: 1971-12-01
Abstract
No abstract record available.
Inventors
- 👤 Kreidler Alfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 05:16
CPC Classifications
B; B62; B62M; B62M25/00; B62M11/00; B62M11/04; B62M11/06; B62M6/00; B62M6/40; B62M6/55; F; F16; F16H; F16H61/00; F16H61/02; F16H61/0293; F16H2708/00; F16H2708/02; F16H2708/04
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) | 1958-12-05 | 1959-06-06 | 1959-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-12-05 | 1963-06-06 | 1963-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-12-05 | 1967-06-06 | 1967-12-06 | $7700.00 | Window Closed / Lapsed |