The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Oct. 10, 1978
Filed:
Apr. 11, 1977
Applicant:
Inventors:
Arnold Alvin Liebman, Upper Saddle River, NJ (US);
Richard Robert Muccino, Verona, NJ (US);
Assignee:
Hoffmann-La Roche Inc., Nutley, NJ (US);
Primary Examiner:
Int. Cl.
CPC ...
C07J / ;
U.S. Cl.
CPC ...
2603972 ; 2602 / ;
Abstract
25-Hydroxycholecalciferol-23,24-.sup.3 H and process for the preparation thereof are disclosed. 25-Hydroxycholecalciferol-23,24-.sup.3 H is useful in radioimmunoassay for the detection of 25-hydroxycholecalciferol, a physiologically important metabolite of cholecalciferol (vitamin D.sub.3).