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:
Feb. 24, 1987
Filed:
Apr. 06, 1984
Applicant:
Inventors:
Paul F Corey, Elkhart, IN (US);
Frederick E Ward, Elkhart, IN (US);
Kin F Yip, Elkhart, IN (US);
Meitak T Yip, Elkhart, IN (US);
Assignee:
Miles Laboratories, Inc., Elkart, IN (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
548541 ; 548538 ; 549 35 ; 549 62 ; 549 66 ; 549555 ; 424-2 ; 435 23 ; 562433 ; 562489 ;
Abstract
A novel compound useful in detecting leukocytes, esterase and protease in a test sample. The compound has the structure ##STR1## in which: A is an acid residue, R is lower alkyl, aryl, carboxyl, carboxyl ester, amido or cyano, R* is H or lower alkyl, and X is O, S, or NR', in which R' is H, lower alkyl or aryl.