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:
Nov. 04, 1980
Filed:
Mar. 08, 1978
Applicant:
Inventor:
L David Waterbury, Cupertino, CA (US);
Assignee:
Syntex (U.S.A.) Inc., Palo Alto, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; A61K / ; A61K / ; A61K / ;
U.S. Cl.
CPC ...
424283 ; 4242485 ; 42424852 ; 424250 ; 424267 ; 424270 ; 424272 ; 4242 / ; 4242 / ; 424274 ;
Abstract
Compositions containing and methods of employing as the essential ingredients substituted xanthone carboxylic acid compounds which are useful in the prevention of complications of diabetes. Methods for preparing these compounds and the compositions and intermediates therein are also disclosed.