HV Corp
HV CorpActive Patents
0
Total Holdings
6
Patent Holdings
Filter in Explorer →| Patent No. | Title | Status | Filing Date | Grant Date | Claims | Actions |
|---|---|---|---|---|---|---|
| US4101031A | Package for prosthetic heart valve or the like | Expired / Lapsed | 1976-12-16 | 1978-07-18 | 8 | Details |
| US3725961A | Prosthetic heart valve having fabric suturing element | Expired / Lapsed | 1970-12-29 | 1973-04-10 | 8 | Details |
| US3691567A | Prosthetic heart valve having a pair of support rings of di… | Expired / Lapsed | 1971-05-07 | 1972-09-19 | 8 | Details |
| US3524202A | Prosthetic heart valve | Expired / Lapsed | 1967-05-19 | 1970-08-18 | 0 | Details |
| US3508281A | Fabric covered heart valve having an improved fabric seat | Expired / Lapsed | 1968-02-08 | 1970-04-28 | 0 | Details |
| US3464065A | Prosthetic heart valve | Expired / Lapsed | 1965-07-08 | 1969-09-02 | 0 | Details |