Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US2774056A | Comparator device | LOEW S Inc | Expired / Lapsed | 1954-04-12 | 1956-12-11 | 1974-04-12 | 0.0 yrs | 0 | |
| US2687668A | Apparatus for duplicating motionpicture shots | LOEW S Inc | Expired / Lapsed | 1949-10-17 | 1954-08-31 | 1969-10-17 | 0.0 yrs | 0 |