US3489145A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for continuous separation of blood in vivo
Assignee: US Surgeon General of Public Health Service
•
Filing: 1966-08-08
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Granted: 1970-01-13
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Expires: 1986-08-08
Abstract
No abstract record available.
Inventors
- 👤 George T Judson
- 👤 Emil J Freireich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:20
CPC Classifications
A; A61; A61M; A61M1/00; A61M1/36; A61M1/3693; A61M1/02; A61M1/0209; A61M1/3621; A61M1/3623; A61M1/3696; B; B04; B04B; B04B5/00; B04B5/04; B04B5/0442; A61M2205/00; A61M2205/33; A61M2205/3379; A61M2205/3393; B04B2005/045; B04B2005/0464
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2678159A
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US2705493A
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US2710001A
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US2835252A
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US2876769A
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US3140714A
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US3211368A
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US3145713A
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US3287721A
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US3416664A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-01-12 | 1973-07-14 | 1974-01-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-12 | 1977-07-14 | 1978-01-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-12 | 1981-07-14 | 1982-01-13 | $7700.00 | Window Closed / Lapsed |