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:
Jan. 08, 2013
Filed:
Oct. 27, 2008
Applicants:
Jiaming LI, Hefei, CN;
Guangwei He, Hefei, CN;
Yonghai Zhao, Hefei, CN;
Fengshi MA, Hefei, CN;
Yong He, Hefei, CN;
Qiang Wu, Hefei, CN;
Feng LI, Hefei, CN;
Inventors:
Jiaming Li, Hefei, CN;
Guangwei He, Hefei, CN;
Yonghai Zhao, Hefei, CN;
Fengshi Ma, Hefei, CN;
Yong He, Hefei, CN;
Qiang Wu, Hefei, CN;
Feng Li, Hefei, CN;
Assignee:
Other;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 241/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Ligustrazine aromatic acid ether derivative of general formula I, its preparation method, pharmaceutical composition and application, wherein Ar is selected from aryl substituted aryl and substituted styryl, R is selected from hydrogen and alkyl with no more than 6 carbon atoms.