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Patent US3053254A successfully refreshed from Google Patents.
US3053254A
Expired / Lapsed
US
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Driver and heater for disc oxygenator
Assignee: Individual
•
Filing: 1959-06-18
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Granted: 1962-09-11
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Expires: 1979-06-18
Abstract
No abstract record available.
Inventors
- 👤 Jr John E Galajda
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 17:36
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/14; A61M1/32; A61M1/36; A61M1/3621; A61M1/3623; Y; Y10; Y10S; Y10S128/00; Y10S128/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US254003A
Cited
US1560603A
Cited
US1587840A
Cited
US2110621A
Cited
US2380346A
Cited
US2601519A
Cited
US2624552A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-09-10 | 1966-03-12 | 1966-09-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-09-10 | 1970-03-12 | 1970-09-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-09-10 | 1974-03-12 | 1974-09-11 | $7700.00 | Window Closed / Lapsed |