US2936653A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Change speed transmission control
Assignee: Volvo AB
•
Filing: 1954-09-10
•
Granted: 1960-05-17
•
Expires: 1974-09-10
Abstract
No abstract record available.
Inventors
- 👤 Quistgaard Erik Viuff
- 👤 Kronogard Sven-Olof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 13:12
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; F16H47/085; B; B60; B60W; B60W10/00; B60W10/02; B60W10/024; F16H61/00; F16H61/02; F16H61/0262; F16H61/0265; F16H61/0267; B60W10/10; B60W10/11; B60W10/115; Y; Y10; Y10S; Y10S74/00; Y10S74/01
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2606460A
Cited
US2645137A
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US2616310A
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US2694948A
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US2697363A
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US2640373A
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US2667085A
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US2694949A
Cited
US2679768A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-17 | 1963-11-16 | 1964-05-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-17 | 1967-11-16 | 1968-05-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-17 | 1971-11-16 | 1972-05-17 | $7700.00 | Window Closed / Lapsed |