US3087490A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxygenator
Assignee: Baxter International Inc
•
Filing: 1959-05-25
•
Granted: 1963-04-30
•
Expires: 1979-05-25
Abstract
No abstract record available.
Inventors
- 👤 Cyrus R Broman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:07
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/14; A61M1/32; A61M1/322; A61M1/325; A61M1/36; A61M1/3621; A61M1/3623; Y; Y10; Y10S; Y10S128/00; Y10S128/03
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
107 words
IN AN APPARATUS FOR THE OXYGENATION OF BLOOD A "BUBBLE" TYPE OXYGENATOR COMPRISING FLEXIBLE TRANSLUCENT FACES JOINED TOGETHER ALONG CONTINUOUS LINES TO PROVIDE A FLOW CONDUIT CONSISTING OF A PLURALITY OF SERIALLY CONNECTED CHAMBERS, MEANS FOR INTRODUCING VENOUS BLOOD AND OXYGEN INTO ONE END OF SAID CONDUIT, SAID CONDUIT AT SAID ONE END PROVIDING A VERTICALLY-EXTENDING OXYGENATING CHAMBER, SAID OXYGENATING CHAMBER SERIALLY CONNECTED TO A DEFOAMING CHAMBER CONTAINING DEFOAMING AGENT RELEASING MATERIAL, AND AN OUTLET, THE IMPROVED DEFOAMING CHAMBER CONSISTING OF A PLASTIC ENVELOPE HAVING INLET AND OUTLET ENDS AND BEING PROVIDED WITH PERFORATIONS IN ITS OUTLET END, SAID ENVELOPE UNITED AT THE INLET END THEREOF WITH
Claim 2
Dependent Claim
107 words
IN AN APPARATUS FOR THE OXYGENATION OF BLOOD A "BUBBLE" TYPE OXYGENATOR COMPRISING FLEXIBLE TRANSLUCENT FACES JOINED TOGETHER ALONG CONTINUOUS LINES TO PROVIDE A FLOW CONDUIT CONSISTING OF A PLURALITY OF SERIALLY CONNECTED CHAMBERS, MEANS FOR INTRODUCING VENOUS BLOOD AND OXYGEN INTO ONE END OF SAID CONDUIT, SAID CONDUIT AT SAID ONE END PROVIDING A VERTICALLY-EXTENDING OXYGENATING CHAMBER, SAID OXYGENATING CHAMBER SERIALLY CONNECTED TO A DEFOAMING CHAMBER CONTAINING DEFOAMING AGENT RELEASING MATERIAL, AND AN OUTLET, THE IMPROVED DEFOAMING CHAMBER CONSISTING OF A PLASTIC ENVELOPE HAVING INLET AND OUTLET ENDS AND BEING PROVIDED WITH PERFORATIONS IN ITS OUTLET END, SAID ENVELOPE UNITED AT THE INLET END THEREOF WITH
References Cited (Backward Citations)
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Cited
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Cited
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Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-29 | 1966-10-29 | 1967-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-29 | 1970-10-29 | 1971-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-29 | 1974-10-29 | 1975-04-30 | $7700.00 | Window Closed / Lapsed |