Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2766765A | Method and apparatus for maintaining uniform flow resistance | National Cylinder Gas Co | Expired / Lapsed | 1952-04-30 | 1956-10-16 | 1972-04-30 | 0.0 yrs | 0 | |
| US2670224A | Sphero-conically generated fitting | National Cylinder Gas Co | Expired / Lapsed | 1947-02-08 | 1954-02-23 | 1967-02-08 | 0.0 yrs | 0 | |
| US2493388A | Magnetic control system | National Cylinder Gas Co | Expired / Lapsed | 1946-08-17 | 1950-01-03 | 1966-08-17 | 0.0 yrs | 0 |