US3455185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Torque split type automatic speed change device
Assignee: Nissan Motor Co Ltd
•
Filing: 1967-05-22
•
Granted: 1969-07-15
•
Expires: 1987-05-22
Abstract
No abstract record available.
Inventors
- 👤 Kazuhiko Ohno
- 👤 Yoichi Mori
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:35
CPC Classifications
F; F16; F16H; F16H47/00; F16H47/06; F16H47/08; F16H47/085; F16H37/00; F16H37/02; F16H37/06; F16H37/08; F16H37/0833; F16H37/084; F16H2037/088; F16H2200/00; F16H2200/20; F16H2200/202; F16H2200/2023
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US643130A
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US1125140A
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US2725762A
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US2919604A
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US3025721A
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US3029662A
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US3246542A
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US3209617A
Cited
US3314307A
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US3300001A
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US3270585A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-14 | 1973-01-13 | 1973-07-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-14 | 1977-01-13 | 1977-07-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-14 | 1981-01-13 | 1981-07-15 | $7700.00 | Window Closed / Lapsed |