Patent US2582966A successfully refreshed from Google Patents.
US2582966A
Expired / Lapsed
US
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Tractor having v-belt pulley control
Assignee: Individual
•
Filing: 1947-09-23
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Granted: 1952-01-22
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Expires: 1967-09-23
Abstract
No abstract record available.
Inventors
- 👤 George W Curtis
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 04:01
CPC Classifications
B; B62; B62D; B62D49/00; B62D49/06; B62D49/0685; B62D11/00; B62D11/02; B62D11/06; B62D11/10; B62D11/105; F; F16; F16H; F16H9/00; F16H9/02; F16H9/04; F16H9/12; F16H9/16; F16H2009/163
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-01-21 | 1955-07-23 | 1956-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-01-21 | 1959-07-23 | 1960-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-01-21 | 1963-07-23 | 1964-01-22 | $7700.00 | Window Closed / Lapsed |