Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US1976196A | Automatic coffee percolator | Bridgeport Brass Co | Expired / Lapsed | 1931-04-02 | 1934-10-09 | 1951-04-02 | 0.0 yrs | 0 | |
| US1574792A | Metal-extruding machine | Bridgeport Brass Co | Expired / Lapsed | 1921-02-25 | 1926-03-02 | 1941-02-25 | 0.0 yrs | 0 | |
| US1328714A | Method of and means for melting brass and similar scrap | Bridgeport Brass Co | Expired / Lapsed | 1918-06-13 | 1920-01-20 | 1938-06-13 | 0.0 yrs | 0 | |
| US1328712A | Method of melting brass and similar scrap | Bridgeport Brass Co | Expired / Lapsed | 1918-05-06 | 1920-01-20 | 1938-05-06 | 0.0 yrs | 0 |