US3058464A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Oxygenator
Assignee: Baxter International Inc
•
Filing: 1957-04-22
•
Granted: 1962-10-16
•
Expires: 1977-04-22
Abstract
No abstract record available.
Inventors
- 👤 Cyrus R Broman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 17:06
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/14; A61M1/32; A61M1/322; A61M1/325; Y; Y10; Y10S; Y10S128/00; Y10S128/03
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
31 words
IN AN OXYGENATOR, A VERTICALLY-EXTENDING OXYGENATING CHAMBER DEFINED BY A PAIR OF THERMOPLASTIC SHEETS PERIMENTRICALLY UNITED ALONG THE SIDES AND BOTTOM, THE BOTTOM UNION BEING INTERRUPTED AT TWO SPACED POINTS, A
References Cited (Backward Citations)
GB255262A
Cited
US1800692A
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US2708648A
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US2774628A
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US2804419A
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US2833279A
Cited
US2854002A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-10-15 | 1966-04-16 | 1966-10-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-10-15 | 1970-04-16 | 1970-10-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-10-15 | 1974-04-16 | 1974-10-16 | $7700.00 | Window Closed / Lapsed |