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:
Apr. 19, 1983
Filed:
Jun. 11, 1982
Applicant:
Inventors:
James M Renga, Midland, MI (US);
Pen-Chung Wang, Midland, MI (US);
Assignee:
The Dow Chemical Company, Midland, MI (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ; C07D / ; C07C / ; C07C / ;
U.S. Cl.
CPC ...
546326 ; 549 71 ; 560 20 ; 560 64 ; 560103 ; 560112 ; 560122 ; 560190 ; 560217 ; 560234 ; 560261 ;
Abstract
Carboxylic acid-containing compounds are esterified by reacting at elevated temperatures with an organic ester of trichloroacetic acid and an electrophilic halide in the presence of an initiator.