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Patent US2592695A successfully refreshed from Google Patents.
US2592695A
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Friction and positive clutch
Assignee: Individual
•
Filing: 1946-08-20
•
Granted: 1952-04-15
•
Expires: 1966-08-20
Abstract
No abstract record available.
Inventors
- 👤 Hindmarch Thomas
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 19:06
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/06; F16D25/062; F16D25/063; F16D25/064; Y; Y10; Y10T; Y10T74/00; Y10T74/19; Y10T74/19219; Y10T74/19377; Y10T74/19414; Y10T74/19419; Y10T74/19423; Y10T74/19428; Y10T74/19433
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US196822A
Cited
US1661613A
Cited
US1693645A
Cited
CH139104A
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US2046428A
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AT146230B
Cited
US2091557A
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FR810262A
Cited
US2161702A
Cited
US2328090A
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US2306643A
Cited
FR858401A
Cited
US2423886A
Cited
US2379164A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |