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:
Jul. 26, 2005
Filed:
Nov. 25, 2003
Applicants:
Takuya Miyama, Yamaguchi-ken, JP;
Toshio Naka, Yamaguchi-ken, JP;
Takumi Kagawa, Yamaguchi-ken, JP;
Inventors:
Assignee:
Tosoh Corporation, Yamaguchi-ken, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D301/03 ; C07D301/19 ; C07D303/38 ; C07D303/12 ; C07C019/08 ;
U.S. Cl.
CPC ...
Abstract
Optically active fluorine-containing compounds of the formula (1):or of formula (2):are used for producing optically active 3,3,3-trfluoro-2-hydroxy-2-methylpropionic acids.