Patent US3127846A successfully refreshed from Google Patents.
US3127846A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Artificial blood pump means
Assignee: Individual
•
Filing: 1960-02-16
•
Granted: 1964-04-07
•
Expires: 1980-02-16
Abstract
No abstract record available.
Inventors
- 👤 Kerns Homer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:37
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/08; F04B43/09; A; A61; A61M; A61M60/00; A61M60/10; A61M60/104; A61M60/117; A61M60/40; A61M60/424; A61M60/438; A61M60/441; A61M60/443; A61M60/449; A61M60/80; A61M60/855; A61M60/89; A61M60/894; A61M60/896; F04B43/0009; F04B43/0054; F04B43/0063; F04B53/00; F04B53/10; F04B53/1037; F04B53/1047; F04B53/106; F04B53/1065; A61M60/122; A61M60/126; A61M60/148; A61M60/835
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
211 words
AN ARTIFICIAL HEART PUMP COMPRISING, IN COMBINATION, A CIRCULAR BASE, SAID BASE HAVING A THREADED PORTION EXTERIOR THERETO, A THREADED RING INCLUDED AND MOUNTED OVER THE THREADED PORTION OF SAID BASE, SAID RING HAVING A CENTRALLY LOCATED CIRCULAR OPENING, SAID OPENING BEING SMALLER IN DIAMETER THAN THE THREAD IN SAID RING AND FORMING A CIRCULAR SHELF, A HOLLOW SPHERICAL BODY IN SAID BASE FORMED OF A PAIR OF SEMISPHERICAL HOLLOW SHELLS MADE OF PLASTIC MATERIAL COMPRISING AN UPPER SHELL AND A LOWER SHELL, EACH SHELL HAVING A CIRCULAR FLANGE FORMED AROUND ITS MIDRIFF AND FACING AWAY FROM THE SHELL, SAID LOWER SHELL BEING HOUSED IN SAID CIRCULAR BASE, SAID UPPER SHELL BEING MOUNTED ABOVE SAID LOWER SHELL WITH THE CIRCULAR FLANGE OF THE UPPER SHELL CONTACTING THE CIRCULAR FLANGE OF THE LOWER SHELL, SAID UPPER SHELL PASSING THROUGH THE CIRCULAR OPENING IN SAID RING, THE FLANGE OF SAID UPPER SHELL CONTACTING THE CIRCULAR SHELF IN SAID RING, THE THREADING OF SAID THREADED RING TO THE THREAD IN SAID CIRCULAR BASE TIGHTENING SAID RING TO SAID BASE TO JOIN BY THE MEDIUM OF THEIR RESPECTIVE FLANGES THE UPPER SHELL TO THE LOWER SHELL TOGETHER TO FORM SAID HOLLOW SPHERICAL BODY; INLET AND OUTLET MEANS IN SAID PUMP INCLUDING AN INLET AND AN
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-04-07 | 1967-10-07 | 1968-04-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-04-07 | 1971-10-07 | 1972-04-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-04-07 | 1975-10-07 | 1976-04-07 | $7700.00 | Window Closed / Lapsed |