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. 09, 1999
Filed:
Jun. 09, 1998
Hans-Joachim Lankau, Dresden, DE;
Manfred Menzer, Dresden, DE;
Klaus Unverferth, Dresden, DE;
Karl Gewald, Dresden, DE;
Harry Schafer, deceased, late of Dresden, DE;
Abstract
Compounds having anticonsulive activity, of the formula 1 ##STR1## in which X is hydrogen, a C.sub.1-4 -alkyl, C.sub.1-4 alkoxy, trifluoromethyl, or halogen residue, R.sup.1 and R.sup.2 are independently of each other C.sub.1-4 -alkyl, C.sub.2-4 hydroxyalkyl, cycloalkyl or heteroalkyl, or R.sup.1 and R.sup.2 are together a C.sub.2-6 alkylene reside in which a--CH.sub.2 --group is optionally replaced by oxygen, nitrogen or sulfur, m is 0 or 1, and n is 0 or a cardinal number from 1 to 5, and their pharmaceutically acceptable salts. The application also relates to a process for making the compound of formula (I).