US2924313A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Control apparatus for vehicles equipped with speed responsive clutches
Assignee: ZF Friedrichshafen AG
•
Filing: 1957-07-30
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Granted: 1960-02-09
•
Expires: 1977-07-30
Abstract
No abstract record available.
Inventors
- 👤 Binder Richard
- 👤 Bomhard Franz-Josef Von
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 14:23
CPC Classifications
B; B60; B60W; B60W30/00; B60W30/18; B60W10/00; B60W10/02; B60W10/04; B60W10/06; B60W2510/00; B60W2510/06; B60W2510/0638; B60W2710/00; B60W2710/02; B60W2710/021; B60W2710/06; B60W2710/0644; B60W2710/065; Y; Y10; Y10T; Y10T74/00; Y10T74/20; Y10T74/20576; Y10T74/20582; Y10T74/2063
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USRE20824E
Cited
US2134520A
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US2742123A
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US2747848A
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US2739678A
Cited
US2742987A
Cited
US2766862A
Cited
US2796854A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-02-08 | 1963-08-10 | 1964-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-02-08 | 1967-08-10 | 1968-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-02-08 | 1971-08-10 | 1972-02-09 | $7700.00 | Window Closed / Lapsed |