US3458022A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Self-adjusting clutch or brake
Assignee: Stearns Electric Corp
•
Filing: 1967-09-12
•
Granted: 1969-07-29
•
Expires: 1987-09-12
Abstract
No abstract record available.
Inventors
- 👤 Donald H Reiff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 21:54
CPC Classifications
F; F16; F16D; F16D65/00; F16D65/38; F16D65/40; F16D65/52; F16D65/54; F16D27/00; F16D27/14
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2536269A
Cited
US2607442A
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US2808917A
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US2981379A
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US3091310A
Cited
US3221854A
Cited
US3286803A
Cited
US3297122A
Cited
US3337013A
Cited
US3338349A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |