Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2275391A | Trail builder | BUCKEYE TRACTION DITCHER CO | Expired / Lapsed | 1940-11-28 | 1942-03-03 | 1960-11-28 | 0.0 yrs | 0 | |
| US2179267A | Differential fluid pressure line control | BUCKEYE TRACTION DITCHER CO | Expired / Lapsed | 1938-07-13 | 1939-11-07 | 1958-07-13 | 0.0 yrs | 0 | |
| US2136454A | Reverse drive control mechanism | BUCKEYE TRACTION DITCHER CO | Expired / Lapsed | 1937-08-07 | 1938-11-15 | 1957-08-07 | 0.0 yrs | 0 |