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. 14, 1978
Filed:
Nov. 05, 1976
Applicant:
Inventors:
Eric George Savins, Maidenhead, EN;
Philip David Bentley, Bracknell, EN;
Assignee:
Imperial Chemical Industries Limited, London, EN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
544185 ; 2606 / ;
Abstract
Quaternary ammonium salts consisting of cations and anions wherein the cations have the formula: ##STR1## and the anions are halide ions. These salts which are useful as intermediates in the preparation of 3-phenoxybenzaldehyde, may be prepared by reacting a 3-phenoxybenzyl halide with hexamethylenetetramine.