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. 10, 1981
Filed:
Feb. 06, 1979
Applicant:
Inventors:
Assignee:
Kyowa Yuka Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07C / ; C07C / ;
U.S. Cl.
CPC ...
560205 ; 560218 ; 560248 ; 560265 ; 203 60 ; 203 66 ; 203D / ; 203D / ;
Abstract
An improved method for separating an ester formed in a reaction mixture is disclosed. The method comprises controlling the ratio of organic acid and alcohol utilized and the removal of unreacted alcohol as an alcohol-ester azeotrope.
Quick Actions:
Fujita, Kiyoshi. (1981). Method for separation of an ester from a reaction mixture (U.S. Patent No. 4250328). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4250328
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile