Patent US3540559A successfully refreshed from Google Patents.
US3540559A
Expired / Lapsed
US
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Clutch valves with vehicle forward-reverse sensing control pump
Assignee: International Motors LLC
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Filing: 1969-05-12
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Granted: 1970-11-17
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Expires: 1989-05-12
Abstract
No abstract record available.
Inventors
- 👤 Daniel B Shore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:26
CPC Classifications
F; F16; F16H; F16H61/00; F16H61/02; F16H61/0262; F16H61/0265; F16H61/0272; B; B60; B60T; B60T11/00; B60T11/10; B60T11/103; B60T7/00; B60T7/12; B60W; B60W10/00; B60W10/10; B60W10/18; B62; B62D; B62D11/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87169; Y10T137/87233; Y10T137/87241
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-11-16 | 1974-05-18 | 1974-11-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-11-16 | 1978-05-18 | 1978-11-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-11-16 | 1982-05-18 | 1982-11-17 | $7700.00 | Window Closed / Lapsed |