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:
May. 30, 1989
Filed:
May. 07, 1987
Applicant:
Inventors:
Alain Belanger, Cap-Rouge, CA;
Paul Brassard, Ste-Foy, CA;
Assignee:
Universite Laval, Quebec, CA;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
540599 ; 544237 ; 548406 ; 548466 ; 548525 ; 549214 ; 549243 ; 252700 ;
Abstract
Disclosed herein are derivatives of 5-(lower alkyl)-7-amino-2,3-dihydro-1,4-phthalazinedione having substituents on the amino group. The derivatives have luminescent properties which render them useful as analytical tools in clinical chemistry. Adaptation of the derivatives for luminescent immunoassay provides valuable reagents and assays with outstanding sensitivity.