Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2356166A | Protective means for electrical contacts | LEE ENGINEERING RES CORP | Expired / Lapsed | 1942-08-17 | 1944-08-22 | 1962-08-17 | 0.0 yrs | 0 | |
| US1725533A | Communication system | LEE ENGINEERING RES CORP | Expired / Lapsed | 1927-01-15 | 1929-08-20 | 1947-01-15 | 0.0 yrs | 0 |