Patent Explorer
Browse, filter, and analyze 2 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US3364919A | Accessory for surgical retractor | INSTR RES Inc | Expired / Lapsed | 1965-06-08 | 1968-01-23 | 1985-06-08 | 0.0 yrs | 0 | |
| US3347235A | Periodic vacuum-breaking motor operated rotary valve in a surgical device | INSTR RES Inc | Expired / Lapsed | 1964-11-23 | 1967-10-17 | 1984-11-23 | 0.0 yrs | 2 |