Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2228871A | Diamond bearing tool and process of making same | Metal Carbides Corp | Expired / Lapsed | 1939-03-14 | 1941-01-14 | 1959-03-14 | 0.0 yrs | 0 | |
| US2167544A | Method of making hard metal articles | Metal Carbides Corp | Expired / Lapsed | 1937-09-09 | 1939-07-25 | 1957-09-09 | 0.0 yrs | 0 | |
| US2068848A | Method of forming diamondiferous abrasive compositions | Metal Carbides Corp | Expired / Lapsed | 1934-02-23 | 1937-01-26 | 1954-02-23 | 0.0 yrs | 0 |