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:
Aug. 13, 2019
Filed:
Aug. 11, 2017
Applicant:
Taigen Biotechnology Co., Ltd., Taipei, TW;
Inventors:
Shan-Yen Chou, Taipei, TW;
Wen-Chang Chen, Yilan, TW;
Chi-Feng Yen, Taipei, TW;
Han-Pei Hsu, Taipei, TW;
Ming-Chu Hsu, Santa Clara, CA (US);
Chu-Chung Lin, Taipei, TW;
Assignee:
TaiGen Biotechnology Co., Ltd., Taipei, TW;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 211/60 (2006.01);
U.S. Cl.
CPC ...
C07D 211/60 (2013.01); C07B 2200/09 (2013.01); C07B 2200/13 (2013.01);
Abstract
A trans-isomeric compound of formula (I) below or a pharmaceutically acceptable salt thereof: in which Ris C-Calkyl or C-Ccycloalkyl and the trans-isomeric compound has a trans:cis ratio of at least 70:30. Further disclosed is a method for preparing the trans-isomeric compound.