US3778352A
Expired / Lapsed
US
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Plasminogen assay system
Assignee: Baxter International Inc
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Filing: 1973-02-25
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Granted: 1973-12-11
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Expires: 1993-02-25
Abstract
Abstract PLASMINOGEN IN BLOOD PLASMA IS QUANTITATIVELY DETERMINED BY MEASURING THE DIAMETER OF THE CLEAR RADIAL DIFFUSION ZONE PRODUCED BY THE REACTION OF THE BLOOD PLASMA WITH KNOWN AMOUNTS OF CLOTTED FIBRINOGEN AND PLASMINOGEN SUSPENDED IN A STABLE GEL MEDIUM.
Inventors
- 👤 R Bishop
- 👤 L Fekete
- 👤 E Shanbrom
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:24
CPC Classifications
C; C12; C12Q; C12Q1/00; C12Q1/56; G; G01; G01N; G01N2333/00; G01N2333/435; G01N2333/745; G01N2333/75; G01N2333/90; G01N2333/914; G01N2333/948; G01N2333/968
Claims Analysis
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-12-10 | 1977-06-11 | 1977-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-10 | 1981-06-11 | 1981-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-10 | 1985-06-11 | 1985-12-11 | $7700.00 | Window Closed / Lapsed |