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:
Dec. 09, 1997
Filed:
Jun. 21, 1996
Applicant:
Inventors:
James P Albarella, Granger, IN (US);
Linda M Anderson-Mauser, Elkhart, IN (US);
Frank Thomas Hartl, Chestnut Ridge, NY (US);
Gary M Johnson, Elkhart, IN (US);
Assignee:
Bayer Corporation, Elkhart, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544257 ; 544258 ; 544600 ;
Abstract
Disclosed are novel folic acid-alkaline phosphatase conjugates useful in a competitive immunoassay for folic acid in a biological fluid such as serum. A preferred conjugate involves a folate hapten bound to (N-Succinimidyl�4-iodoacetyl!aminobenzoate) through a 1,12-diamino-4,9-dioxadodecanyl spacer arm.