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:
Jun. 28, 1994
Filed:
May. 24, 1993
Applicant:
Inventors:
Kazuhiko Sakaguchi, Toyonaka, JP;
Naoya Kasai, Amagasaki, JP;
Yoshikazu Takehira, Itami, JP;
Tohru Kitamura, Kyoto, JP;
Yutaka Shiomi, Amagasaki, JP;
Assignee:
Daiso Co., Ltd., , JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C09K / ; C07D / ; C07D / ; C07D / ;
U.S. Cl.
CPC ...
25229961 ; 549551 ; 549560 ; 544298 ; 544335 ;
Abstract
An optically active glycidyl ether, which is useful in making .gamma.-lactone containing liquid crystalline compounds, the ether having the following formula: ##STR1## wherein R.sup.1 is a group selected from the group consisting of ##STR2## n is 0 or 1; e is 1; R.sup.3 is an alkyl group having 1 to 15 carbon atoms; and the symbol * is an asymmetric carbon atom.