US3274062A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diagnostic reagent
Assignee: Hyland Laboratories Inc
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Filing: 1963-08-20
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Granted: 1966-09-20
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Expires: 1983-08-20
Abstract
No abstract record available.
Inventors
- 👤 Lou Kingdon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:50
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/96; G01N33/92; Y; Y10; Y10T; Y10T436/00; Y10T436/10; Y10T436/104165
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
82 words
A METHOD FOR THE MANUFACTURE OF A HIGH CHOLESTEROL CONTROL STANDARD FOR DIAGNOSTIC USE COMPRISING THE STEPS OF: (A) ADDING CALCIUM IONS TO A SERUM OF NON-ELEVATED CHOLESTEROL CONTENT. (B) ADDING FURTHER TO SAID SERUM A WATER SOLUBLE SALT OF A SULFATED POLY-GALACTURONIC ACID METHYL ESTER METHYL GLYCOSIDE. (C) COLLECTING THE RESULTANT PRECIPITATE OF BETA-LIPOPROTEIN AND PURIFYING SAID PRECIPITATE BY DIALYSIS. (D) DISSOLVING SAID PRECIPITATE IN A SERUM OF NONELEVATED CHOLESTEROL CONTENT TO THEREBY FORM A PHYSIOLOGIC SERUM OF HIGH CHOLESTEROL CONTENT.
Claim 2
Independent Claim
82 words
A METHOD FOR THE MANUFACTURE OF A HIGH CHOLESTEROL CONTROL STANDARD FOR DIAGNOSTIC USE COMPRISING THE STEPS OF: (A) ADDING CALCIUM IONS TO A SERUM OF NON-ELEVATED CHOLESTEROL CONTENT. (B) ADDING FURTHER TO SAID SERUM A WATER SOLUBLE SALT OF A SULFATED POLY-GALACTURONIC ACID METHYL ESTER METHYL GLYCOSIDE. (C) COLLECTING THE RESULTANT PRECIPITATE OF BETA-LIPOPROTEIN AND PURIFYING SAID PRECIPITATE BY DIALYSIS. (D) DISSOLVING SAID PRECIPITATE IN A SERUM OF NONELEVATED CHOLESTEROL CONTENT TO THEREBY FORM A PHYSIOLOGIC SERUM OF HIGH CHOLESTEROL CONTENT.
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) | 1969-09-19 | 1970-03-21 | 1970-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-09-19 | 1974-03-21 | 1974-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-09-19 | 1978-03-21 | 1978-09-20 | $7700.00 | Window Closed / Lapsed |