Patent Explorer
Browse, filter, and analyze 4 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2377278A | Apparatus for controlling fluid pressure | HYDRAULIC CONTROL ENGINEERING | Expired / Lapsed | 1941-10-31 | 1945-05-29 | 1961-10-31 | 0.0 yrs | 0 | |
| US2362854A | Rotary seal assembly | HYDRAULIC CONTROL ENGINEERING | Expired / Lapsed | 1942-12-04 | 1944-11-14 | 1962-12-04 | 0.0 yrs | 0 | |
| US2362945A | Hydraulic control valve | HYDRAULIC CONTROL ENGINEERING | Expired / Lapsed | 1942-06-30 | 1944-11-14 | 1962-06-30 | 0.0 yrs | 0 | |
| US2359802A | Hollow plunger control valve | HYDRAULIC CONTROL ENGINEERING | Expired / Lapsed | 1943-08-21 | 1944-10-10 | 1963-08-21 | 0.0 yrs | 0 |