Patent US501959A successfully refreshed from Google Patents.
Patent US3392601A successfully refreshed from Google Patents.
US3392601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drive mechanism
Assignee: Eaton Corp
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Filing: 1966-03-25
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Granted: 1968-07-16
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Expires: 1986-03-25
Abstract
No abstract record available.
Inventors
- 👤 Daniel W Roper
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:02
CPC Classifications
F; F16; F16H; F16H48/00; F16H48/06; F16H48/08; F16D; F16D41/00; F16D41/06; F16D41/08; F16D41/10; F16D41/105; F16H48/12; F16H48/16; F16H48/20; F16H48/26; F16H48/38; F16H48/40
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2050344A
Cited
US2292988A
Cited
US2883884A
Cited
US3175661A
Cited
US3211022A
Cited
US3261230A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-16 | 1972-01-15 | 1972-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-16 | 1976-01-15 | 1976-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-16 | 1980-01-15 | 1980-07-16 | $7700.00 | Window Closed / Lapsed |