Patent Explorer
Browse, filter, and analyze 5 patents across global jurisdictions.
| Patent Number | Title | Assignee | Status | Filing Date | Grant Date | Expires | Remaining | Claims | Actions |
|---|---|---|---|---|---|---|---|---|---|
| US5030223A | Head mounted stereotaxic apparatus | Iowa State University Research Foundation Inc | Expired / Lapsed | 1989-06-30 | 1991-07-09 | 2009-06-30 | 0.0 yrs | 7 | |
| US3609536A | Testing apparatus for count rate circuits using pulses | Iowa State University Research Foundation Inc | Expired / Lapsed | 1967-12-14 | 1971-09-28 | 1987-12-14 | 0.0 yrs | 8 | |
| US3337878A | Artificial heart cycling system | Iowa State University Research Foundation Inc | Expired / Lapsed | 1964-10-15 | 1967-08-29 | 1984-10-15 | 0.0 yrs | 2 | |
| US3279464A | Myocardial prosthetic device | Iowa State University Research Foundation Inc | Expired / Lapsed | 1963-12-30 | 1966-10-18 | 1983-12-30 | 0.0 yrs | 2 | |
| US3182335A | Dual-chamber artificial heart | Iowa State University Research Foundation Inc | Expired / Lapsed | 1963-02-27 | 1965-05-11 | 1983-02-27 | 0.0 yrs | 2 |