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:
May. 24, 1977
Filed:
May. 22, 1975
Applicant:
Inventors:
Max Schellenbaum, Muttenz, CH;
Max Dunnenberger, Frenkendorf, CH;
Assignee:
Ciba-Geigy AG, Basel, CH;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
2605675 ; 2605 / ; 2602 / ; 2602 / ; 424329 ; 2602 / ;
Abstract
The present invention is concerned with quaternary ammonium-hydroxyaryl compounds of the formula ##STR1## in which R.sub.1 represents an aliphatic residue of high molecular weight, R.sub.2 a monocyclic benzene residue, R.sub.3 and R.sub.4 each represents a short-chain divalent aliphatic residue and A an aromatic residue which contains at most 2-six-membered rings and is linked through a cyclic carbon atom with the oxygen atom. The new compounds are useful for controlling harmful microorganisms.