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. 05, 1991
Filed:
Apr. 12, 1989
Applicant:
Inventors:
Hideo Ikarashi, Niigata, JP;
Yoshio Kawai, Niigata, JP;
Seiji Nagasawa, Niigata, JP;
Hiroyuki Hirayama, Niigata, JP;
Assignee:
Mitsubishi Gas Chemical Company, Inc., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07C / ;
U.S. Cl.
CPC ...
560103 ; 546319 ; 560 38 ; 560 60 ; 560106 ; 560155 ; 560173 ; 560179 ; 560188 ; 560205 ; 560215 ; 560265 ; 564137 ;
Abstract
Carboxylic acid esters, industrially important compounds, are obtained by reacting carboxylic acid amides and formic acid esters, or carboxylic acid amides, alcohols and carbon monoxide in the presence of metal alcoholate.