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. 10, 1977
Filed:
Nov. 13, 1975
Applicant:
Inventors:
Tamio Kawamura, Inuyama, JA;
Satoru Kato, Ichinomiya, JA;
Yasunori Ikeda, Ichinomiya, JA;
Noriaki Kuwana, Inuyama, JA;
Assignee:
Eisai Co., Ltd., Tokyo, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C12B / ;
U.S. Cl.
CPC ...
195-2 ; 195 30 ;
Abstract
Novel process for biochemical optical resolution of 2DL-racemic compound of .alpha.-tocopherol ester or substances which contain the same, using culture broth, whole cell, or culture filtrate, which are obtained by cultivating microorganisms which possess an ability for hydrolysis of said ester. Beneficial advantage of the process resides in its low cost, simplicity and high resolution ratio.
Kawamura, Tamio. (1977). Process for biochemical optical resolution of alpha-tocopheral (U.S. Patent No. 4022664). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/4022664
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile