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. 17, 2018
Filed:
Apr. 21, 2015
Applicant:
Zhejiang Jiuzhou Pharma Science&technology Co., Ltd, Hangzhou, CN;
Inventors:
Yunyu Hua, Taizhou, CN;
Xianyi Zhang, Taizhou, CN;
Hongjun Gao, Taizhou, CN;
Yuanqiang Li, Taizhou, CN;
Daqing Che, Taizhou, CN;
Assignee:
Zhejiang Jiuzhou Pharmaceuticals Co., Ltd, Taizhou Zhenjiang, CN;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 239/26 (2006.01); C07D 487/04 (2006.01);
U.S. Cl.
CPC ...
C07D 239/26 (2013.01); C07D 487/04 (2013.01);
Abstract
The present invention relates to the technical field of ibrutinib, particularly to the technical field of ibrutinib intermediate compounds and preparation methods thereof. The intermediate compounds are represented by formula A, wherein, the dotted line represents a double bond or a single bond between carbon and oxygen.