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:
Mar. 25, 1986
Filed:
Sep. 13, 1984
Applicant:
Inventors:
Klaus Praefcke, Berlin, DE;
Bernd Kohne, Berlin, DE;
Wadi Poules, Berlin, DE;
Rudolf Eidenschink, Munster, DE;
Bernhard Scheuble, Alsbach-Hahnlein, DE;
Assignee:
Merck Patent Gesellschaft mit beschrankter Haftung, Darmstadt, DE;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G02F / ; C09K / ;
U.S. Cl.
CPC ...
2522996 ; 2522995 ; 25229963 ; 3503 / ; 560-1 ; 560 76 ; 560144 ; 568 27 ; 568 28 ; 568 57 ; 568648 ;
Abstract
Six-membered ring compounds of the formula I ##STR1## wherein A is a benzene or cyclohexane ring,