United States Gypsum Co
United StaActive Patents
0
Total Holdings
15
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US3281516A | Process for making facing for siding | Expired / Lapsed | 1963-06-18 | 1966-10-25 | 2 | Details |
| US2998337A | Reflective-fibrous type insulation | Expired / Lapsed | 1957-06-07 | 1961-08-29 | 2 | Details |
| US2441927A | Mucilaginous composition | Expired / Lapsed | 1942-10-05 | 1948-05-18 | 0 | Details |
| US2409951A | Insulating bat | Expired / Lapsed | 1942-05-07 | 1946-10-22 | 0 | Details |
| US2324916A | Reinforced structural element | Expired / Lapsed | 1940-05-02 | 1943-07-20 | 0 | Details |
| US2292616A | Gypsum composition | Expired / Lapsed | 1940-01-18 | 1942-08-11 | 0 | Details |
| US2238022A | Insulating material and structure | Expired / Lapsed | 1937-04-03 | 1941-04-08 | 0 | Details |
| US2224810A | Air-cell pipe covering and method of forming the same | Expired / Lapsed | 1937-11-29 | 1940-12-10 | 0 | Details |
| US2173815A | Heat insulating material and method of forming the same | Expired / Lapsed | 1937-05-19 | 1939-09-19 | 0 | Details |
| US2032071A | Cementitious paint and plastic composition | Expired / Lapsed | 1934-09-10 | 1936-02-25 | 0 | Details |
| US2017911A | Wall and ceiling construction | Expired / Lapsed | 1932-02-20 | 1935-10-22 | 0 | Details |
| US1998423A | Building construction for acoustical correction | Expired / Lapsed | 1932-06-27 | 1935-04-16 | 0 | Details |
| US1929470A | Foam cell | Expired / Lapsed | 1931-05-23 | 1933-10-10 | 0 | Details |
| US1914345A | Wall construction | Expired / Lapsed | 1932-07-07 | 1933-06-13 | 0 | Details |
| US1034746A | Plaster-board. | Expired / Lapsed | 1911-12-16 | 1912-08-06 | 0 | Details |