Patent Explorer
Browse, filter, and analyze 3 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US4535483A | Suture rings for heart valves | Hemex Inc | Expired / Lapsed | 1983-01-17 | 1985-08-20 | 2003-01-17 | 0.0 yrs | 24 | |
| US4451937A | Heart valve having ear guided occluders | Hemex Inc | Expired / Lapsed | 1982-02-08 | 1984-06-05 | 2002-02-08 | 0.0 yrs | 27 | |
| US4443894A | Heart valve with dog-leg pivot | Hemex Inc | Expired / Lapsed | 1982-04-12 | 1984-04-24 | 2002-04-12 | 0.0 yrs | 24 |