Leesona Corp
Leesona CoActive Patents
0
Total Holdings
8
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3276909A | Fuel cell electrodes | Expired / Lapsed | 1961-04-06 | 1966-10-04 | 2 | Details |
| US3097116A | Fuel cell electrodes | Expired / Lapsed | 1960-12-15 | 1963-07-09 | 2 | Details |
| US2972112A | Delay timer | Expired / Lapsed | 1958-02-28 | 1961-02-14 | 0 | Details |
| US2369488A | Method of making hollow articles | Expired / Lapsed | 1940-08-14 | 1945-02-13 | 0 | Details |
| US1996319A | Shifting means for rotatable elements | Expired / Lapsed | 1933-03-17 | 1935-04-02 | 0 | Details |
| US1955691A | Supply-holder | Expired / Lapsed | 1930-01-30 | 1934-04-17 | 0 | Details |
| US1652601A | Cop holder or support | Expired / Lapsed | 1927-05-25 | 1927-12-13 | 0 | Details |
| US1171545A | Reel or runner. | Expired / Lapsed | 1912-12-02 | 1916-02-15 | 0 | Details |