US3481437A
Expired / Lapsed
US
⏱️ 0.0 years remaining
One way positive clutch with snap operator
Assignee: Mitsubishi Heavy Industries Ltd
•
Filing: 1967-12-13
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Granted: 1969-12-02
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Expires: 1987-12-13
Abstract
No abstract record available.
Inventors
- 👤 Noboru Araikawa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:31
CPC Classifications
F; F16; F16D; F16D11/00; F16D11/08; F16D11/10; F16D25/00; F16D25/08; F16D25/088; F16D2011/002; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18856; Y10T74/18864
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-01 | 1973-06-02 | 1973-12-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-01 | 1977-06-02 | 1977-12-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-01 | 1981-06-02 | 1981-12-02 | $7700.00 | Window Closed / Lapsed |