Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3058588A | Internal ejection apparatus | Mandrel Industries Inc | Expired / Lapsed | 1959-09-21 | 1962-10-16 | 1979-09-21 | 0.0 yrs | 0 | |
| US2966264A | Sorting apparatus | Mandrel Industries Inc | Expired / Lapsed | 1954-12-03 | 1960-12-27 | 1974-12-03 | 0.0 yrs | 0 | |
| US2833937A | Compensator, regulator, and two-point compensator-regulator for photoelectric amplifier and sorting system | Mandrel Industries Inc | Expired / Lapsed | 1952-06-19 | 1958-05-06 | 1972-06-19 | 0.0 yrs | 0 |