Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US1747799A | Retractor | Sharp & Smith | Expired / Lapsed | 1928-09-14 | 1930-02-18 | 1948-09-14 | 0.0 yrs | 0 | |
| US1286083A | Rectal speculum. | Sharp & Smith | Expired / Lapsed | 1918-07-01 | 1918-11-26 | 1938-07-01 | 0.0 yrs | 0 | |
| US1217567A | Artificial-anus apparatus. | Sharp & Smith | Expired / Lapsed | 1916-04-05 | 1917-02-27 | 1936-04-05 | 0.0 yrs | 0 |