Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2712414A | Electrical analogue device | Askania Regulator Co | Expired / Lapsed | 1950-11-18 | 1955-07-05 | 1970-11-18 | 0.0 yrs | 0 | |
| US2398988A | Apparatus for detecting trends in observed data | Askania Regulator Co | Expired / Lapsed | 1943-03-11 | 1946-04-23 | 1963-03-11 | 0.0 yrs | 0 | |
| US2223712A | Relay | Askania Regulator Co | Expired / Lapsed | 1937-04-12 | 1940-12-03 | 1957-04-12 | 0.0 yrs | 0 |