GREAT LAKES CARBON Corp
GREAT LAKEActive Patents
0
Total Holdings
9
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3245880A | Nuclear reactors operating with substantially isotropic gra… | Expired / Lapsed | 1963-03-18 | 1966-04-12 | 2 | Details |
| US3246056A | Production of low-permeability, highdensity, carbon and gra… | Expired / Lapsed | 1962-06-25 | 1966-04-12 | 2 | Details |
| US3073151A | Viscometer | Expired / Lapsed | 1961-06-15 | 1963-01-15 | 2 | Details |
| US3073150A | Viscometer | Expired / Lapsed | 1959-12-03 | 1963-01-15 | 2 | Details |
| US3035901A | Purification of graphite with chlorinated hydrocarbons | Expired / Lapsed | 1959-04-02 | 1962-05-22 | 2 | Details |
| US2682686A | Carbon bodies and method of manufacturing the same | Expired / Lapsed | 1949-08-17 | 1954-07-06 | 2 | Details |
| US2634208A | Building board | Expired / Lapsed | 1947-12-31 | 1953-04-07 | 0 | Details |
| US2626872A | Asphalt building board | Expired / Lapsed | 1948-06-02 | 1953-01-27 | 0 | Details |
| US2468189A | Water purifying filter aid | Expired / Lapsed | 1946-02-05 | 1949-04-26 | 0 | Details |