Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2867759A | Servomotor control system adapted for machine tool use | Saint Gobain Abrasives Inc | Expired / Lapsed | 1954-07-12 | 1959-01-06 | 1974-07-12 | 0.0 yrs | 0 | |
| US2289211A | Titanium oxide composition | Saint Gobain Abrasives Inc | Expired / Lapsed | 1939-05-24 | 1942-07-07 | 1959-05-24 | 0.0 yrs | 0 | |
| US2217126A | Piled surface in pattern form | Saint Gobain Abrasives Inc | Expired / Lapsed | 1937-03-20 | 1940-10-08 | 1957-03-20 | 0.0 yrs | 0 | |
| US2137986A | Method of making a composite abrasive wheel | Saint Gobain Abrasives Inc | Expired / Lapsed | 1937-01-12 | 1938-11-22 | 1957-01-12 | 0.0 yrs | 0 | |
| US1981970A | Abrasive wheel and a method of making the same | Saint Gobain Abrasives Inc | Expired / Lapsed | 1932-05-13 | 1934-11-27 | 1952-05-13 | 0.0 yrs | 0 |