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:
Jan. 29, 1991
Filed:
Apr. 14, 1989
Applicant:
Inventors:
Serge J Halazy, Wolfisheim, FR;
Charles Danzin, Strasbourg, FR;
Assignee:
Merrell Dow Pharmaceuticals Inc., Cincinnati, OH (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07F / ;
U.S. Cl.
CPC ...
514 81 ; 544244 ; 558177 ; 558188 ; 558203 ; 558204 ;
Abstract
Halogenated 9-phosphonoalkyl derivatives of guanine and hypoxanthine are inhibitors of purine nucleoside phosphorylase and are useful as immuno suppressant and antiparasitic agents as well as against T cell leukemia and antiureicopoietic agents.