Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US1986747A | Piston meter | Pittsburgh Equitable Meter Co | Expired / Lapsed | 1932-02-18 | 1935-01-01 | 1952-02-18 | 0.0 yrs | 0 | |
| US1826272A | Demand meter | Pittsburgh Equitable Meter Co | Expired / Lapsed | 1926-12-20 | 1931-10-06 | 1946-12-20 | 0.0 yrs | 0 | |
| US1816957A | Fluid meter | Pittsburgh Equitable Meter Co | Expired / Lapsed | 1925-02-12 | 1931-08-04 | 1945-02-12 | 0.0 yrs | 0 | |
| US1787686A | Flow-controlling valve | Pittsburgh Equitable Meter Co | Expired / Lapsed | 1927-02-23 | 1931-01-06 | 1947-02-23 | 0.0 yrs | 0 |