US3568214A
Expired / Lapsed
US
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Artificial heart system and method of pumping blood by electromagnetically pulsed fluid
Assignee: University of Utah
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Filing: 1968-07-24
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Granted: 1971-03-09
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Expires: 1988-07-24
Abstract
Abstract AN ARTIFICIAL HEART SYSTEM INCLUDING METHOD AND APPARATUS, THE APPARATUS COMPRISING, PREFERABLY, TWO INTERCONNECTED VENTRICLES, EACH INTERNALLY PROVIDED WITH AN ACCUMULATOR DIAPHRAGM WHICH IS, ACCORDING TO THE METHOD, SERIALLY FLEXED IN RESPONSE TO PULSATILE DISPLACEMENT OF ELECTRICALLY CONDUCTIVE FLUID OTHER THAN BLOOD, THE DISPLACEMENT BEING DEVELOPED BY AN ELECTROMAGNETIC FLUID DRIVING DEVICE POWERED BY THERMOELECTRICALLY DERIVED ELECTRICAL ENERGY.
Inventors
- 👤 Fabio R Goldschmied
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:23
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/02; F04B43/025; F04B43/026; A; A61; A61M; A61M60/00; A61M60/10; A61M60/122; A61M60/196; A61M60/40; A61M60/424; A61M60/457; A61M60/462; A61M60/80; A61M60/855; A61M60/871; A61M60/89; A61M60/894; F04B43/06; F04B43/08; F04B43/09; F04B43/10; A61M60/126; A61M60/148; A61M60/20; A61M60/247; A61M60/253; A61M60/258; A61M60/268
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-03-08 | 1974-09-07 | 1975-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-03-08 | 1978-09-07 | 1979-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-03-08 | 1982-09-07 | 1983-03-09 | $7700.00 | Window Closed / Lapsed |