US3334629A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Occlusive device for inferior vena cava
Assignee: Individual
•
Filing: 1964-11-09
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Granted: 1967-08-08
•
Expires: 1984-11-09
Abstract
No abstract record available.
Inventors
- 👤 Bertram D Cohn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:55
CPC Classifications
A; A61; A61M; A61M25/00; A61M25/01; A61F; A61F2/00; A61F2/01; A61F2002/016; A61F2230/00; A61F2230/0002; A61F2230/0028; A61F2230/0058; A61F2230/0063; A61F2230/0067; A61F2230/0093
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
104 words
A SURGICAL DEVICE FOR PARTIALLY OCCLUDING A BLOOD VESSEL COMPRISING A RELATIVELY LONG FLEXIBLE TUBULAR MEMBEAR HAVING AN OPEN-ENDED HOLLOW ELONGATED MEMBER AT ONE END THEREOF, A FLEXIBLE PUSH ROD MEMBER MOVABLE WITHIN SAID TUBULAR MEMBER, AND AN EXPANSIBLE OCCULSIVE MEMBER WITHIN SAID ELONGATED MEMBER ADAPTER TO EXPAND WHEN EXPELLED FROM SAID HOLLOW MEMBER BY LONGITUDINAL MOVEMENT OF SAID PUSH ROD RELATIVE TO ITS ENCLOSING TUBULAR MEMBER, SAID EXPANSIBLE OCCLUSIVE MEMBER COMPRISING SEVERAL RESILIENTLY EXPANSIBLE VANES, THE OUTER ENDS OF WHICH HAVE OUTWARDLY EXTENDING TEETH TO ENGAGE THE INTERIOR WALL OF THE BLOOD VESSEL, THEREBY PERMANENTLY LOCATING THE OCCLUSIVE MEMBER IN A BLOOD VESSEL.
Claim 2
Dependent Claim
104 words
A SURGICAL DEVICE FOR PARTIALLY OCCLUDING A BLOOD VESSEL COMPRISING A RELATIVELY LONG FLEXIBLE TUBULAR MEMBEAR HAVING AN OPEN-ENDED HOLLOW ELONGATED MEMBER AT ONE END THEREOF, A FLEXIBLE PUSH ROD MEMBER MOVABLE WITHIN SAID TUBULAR MEMBER, AND AN EXPANSIBLE OCCULSIVE MEMBER WITHIN SAID ELONGATED MEMBER ADAPTER TO EXPAND WHEN EXPELLED FROM SAID HOLLOW MEMBER BY LONGITUDINAL MOVEMENT OF SAID PUSH ROD RELATIVE TO ITS ENCLOSING TUBULAR MEMBER, SAID EXPANSIBLE OCCLUSIVE MEMBER COMPRISING SEVERAL RESILIENTLY EXPANSIBLE VANES, THE OUTER ENDS OF WHICH HAVE OUTWARDLY EXTENDING TEETH TO ENGAGE THE INTERIOR WALL OF THE BLOOD VESSEL, THEREBY PERMANENTLY LOCATING THE OCCLUSIVE MEMBER IN A BLOOD VESSEL.
References Cited (Backward Citations)
GB782496A
Cited
US3108593A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |