Twin Disc Inc
Twin DiscActive Patents
0
Total Holdings
15
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| GB1091558A | Controls for power drive system | Expired / Lapsed | 1966-06-15 | — | 0 | Details |
| US3833100A | Control system for a power transmission clutch | Expired / Lapsed | 1973-01-02 | 1974-09-03 | 10 | Details |
| US3251442A | One-way and fluid operated friction clutches | Expired / Lapsed | 1964-05-04 | 1966-05-17 | 2 | Details |
| US3202018A | Power transmission | Expired / Lapsed | 1962-08-16 | 1965-08-24 | 2 | Details |
| US2969131A | Power transmission | Expired / Lapsed | 1958-05-13 | 1961-01-24 | 0 | Details |
| US2869701A | Oil pressure actuated clutch | Expired / Lapsed | 1954-04-26 | 1959-01-20 | 0 | Details |
| US2837192A | Oil pressure actuated clutch | Expired / Lapsed | 1954-04-26 | 1958-06-03 | 0 | Details |
| US2750018A | Power transmission | Expired / Lapsed | 1951-09-12 | 1956-06-12 | 0 | Details |
| US2702616A | Power transmission | Expired / Lapsed | 1950-03-15 | 1955-02-22 | 0 | Details |
| US2642168A | Power transmission | Expired / Lapsed | 1950-07-20 | 1953-06-16 | 0 | Details |
| US2464538A | Fluid pressure operated multiple clutch | Expired / Lapsed | 1946-02-27 | 1949-03-15 | 0 | Details |
| US2464136A | Bellows seal | Expired / Lapsed | 1945-10-31 | 1949-03-08 | 0 | Details |
| US2448855A | Aerodynamic brake and hoist combination | Expired / Lapsed | 1944-05-16 | 1948-09-07 | 0 | Details |
| US2052650A | Clutch mechanism | Expired / Lapsed | 1934-01-18 | 1936-09-01 | 0 | Details |
| US1813286A | Clutch | Expired / Lapsed | 1928-11-09 | 1931-07-07 | 0 | Details |