US2775328A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slip operating clutch and cooling means therefor
Assignee: Twin Disc Inc
•
Filing: 1953-11-17
•
Granted: 1956-12-25
•
Expires: 1973-11-17
Abstract
No abstract record available.
Inventors
- 👤 Edward C Yokel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 07:39
CPC Classifications
F; F16; F16D; F16D25/00; F16D25/12; F16D25/123; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18056; Y10T74/18072; 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)
US2329742A
Cited
US1938780A
Cited
FR784051A
Cited
US2099422A
Cited
US2632544A
Cited
US2678485A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-25 | 1960-06-25 | 1960-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-25 | 1964-06-25 | 1964-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-25 | 1968-06-25 | 1968-12-25 | $7700.00 | Window Closed / Lapsed |