Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2279338A | Shape-cutting machine | Oxweld Acetylene Co | Expired / Lapsed | 1937-08-26 | 1942-04-14 | 1957-08-26 | 0.0 yrs | 0 | |
| US2223415A | Gas pressure booster system | Oxweld Acetylene Co | Expired / Lapsed | 1939-02-09 | 1940-12-03 | 1959-02-09 | 0.0 yrs | 0 | |
| US2217194A | Method for making blowpipe nozzles | Oxweld Acetylene Co | Expired / Lapsed | 1937-10-09 | 1940-10-08 | 1957-10-09 | 0.0 yrs | 0 | |
| US1658927A | Metal-working machine | Oxweld Acetylene Co | Expired / Lapsed | 1924-04-11 | 1928-02-14 | 1944-04-11 | 0.0 yrs | 0 |