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:
Jul. 07, 1981
Filed:
Dec. 12, 1979
Applicant:
Inventors:
Assignees:
Kao Soap Co., Ltd., Tokyo, JP;
Sumitomo Chemical Industries Ltd., Osaka, JP;
Primary Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ; A61K / ;
U.S. Cl.
CPC ...
42424854 ; 424267 ; 424274 ; 26032639 ; 542415 ; 544154 ; 544155 ; 546203 ; 564164 ; 564165 ; 564188 ; 564189 ; 564191 ; 564193 ;
Abstract
Compounds having the formula ##STR1## wherein a is 0 or 1, R.sub.1 is hydrogen or lower alkyl, A is lower alkylene or lower alkylidene, and R.sub.2 and R.sub.3, which can be the same or different, are hydrogen, lower alkyl, cycloalkyl, benzyl or substituted benzyl, or ##STR2## is a saturated heterocyclic ring, and acid addition salts thereof, possess anti-viral activity and reduced activity on the central nervous system.