US3197004A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Centrifugal clutch
Assignee: Individual
•
Filing: 1961-01-30
•
Granted: 1965-07-27
•
Expires: 1981-01-30
Abstract
No abstract record available.
Inventors
- 👤 Esley F Salsbury
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:29
CPC Classifications
F; F16; F16D; F16D43/00; F16D43/02; F16D43/04; F16D43/14; F16D43/18; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49908; Y10T29/49915; Y10T29/4992
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1883906A
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US2370199A
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US2420100A
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US2677946A
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US2639794A
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US2730219A
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US2691437A
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US2762484A
Cited
US2753967A
Cited
US2869699A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |