Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3398995A | Anti-skid control system for railway vehicles | Compagnie des Freins et Signaux Westinghouse SA | Expired / Lapsed | 1966-10-10 | 1968-08-27 | 1986-10-10 | 0.0 yrs | 0 | |
| US2655624A | Multielectrode semiconductor crystal element | Compagnie des Freins et Signaux Westinghouse SA | Expired / Lapsed | 1951-01-18 | 1953-10-13 | 1971-01-18 | 0.0 yrs | 0 |