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. 15, 1992
Filed:
Jul. 19, 1991
Applicant:
Inventors:
Assignee:
AKZO N.V., Arnhem, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
A61K / ; C07C / ;
U.S. Cl.
CPC ...
514648 ; 564317 ;
Abstract
The invention relates to a benzhydryl derivative having the formula ##STR1## wherein each of the groups R.sub.1, R.sub.2, and R.sub.3 represents one to four substituents independently selected from the group consisting of hydrogen, lower alkyl, halogen, and CF.sub.3, and at least one of the groups R.sub.1, R.sub.2, and R.sub.3 is halogen or CF.sub.3 ;