Patent US3799740A successfully refreshed from Google Patents.
US3799740A
Expired / Lapsed
US
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Clinical competitive-binding test methods
Assignee: Takeda GmbH
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Filing: 1971-07-12
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Granted: 1974-03-26
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Expires: 1991-07-12
Abstract
Abstract AN IMPROVEMENT IN THYROID FUNCTION TESTING PROVIDES A DIRECT DETERMINATION OF THE EFFECTIVE THYROXINE RATIO WHICH IS A FREE THYROXINE INDEX. UNSATURATED THYROXINEBINDING GLOBULIN (TBG) CONTAINED IN A ALIQUOT OF THE PATIENT SERUM IS USED TO COMPENSATE FOR DISTORTIONS ORDINARLIY INTRODUCED BY ELEVATED ESTROGEN LEVELS, ETC. THE PRINCIPLE IS APPLICABLE TO OTHER COMPETITIVE-BINDING METHODS.
Inventors
- 👤 E Mincey
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 20:30
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/74; G01N33/78; Y; Y10; Y10S; Y10S436/00; Y10S436/804; Y10S436/825; Y10S436/826
Claims Analysis
Total Claims: 0
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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) | 1977-03-25 | 1977-09-24 | 1978-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-25 | 1981-09-24 | 1982-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-25 | 1985-09-24 | 1986-03-26 | $7700.00 | Window Closed / Lapsed |