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.

Date of Patent:
Dec. 27, 2016

Filed:

Aug. 14, 2012
Applicants:

Jianfeng LI, Shanghai, CN;

Guanghui Tian, Shanghai, CN;

Zhen Wang, Shanghai, CN;

Jin Suo, Shanghai, CN;

Xiangrui Jiang, Shanghai, CN;

Zheng Liu, Shanghai, CN;

Xiaojun Yang, Shanghai, CN;

Zhu Xie, Shanghai, CN;

Xianguo Zhao, Shanghai, CN;

Weiliang Zhu, Shanghai, CN;

Hualiang Jiang, Shanghai, CN;

Jingshan Shen, Shanghai, CN;

Inventors:

Jianfeng Li, Shanghai, CN;

Guanghui Tian, Shanghai, CN;

Zhen Wang, Shanghai, CN;

Jin Suo, Shanghai, CN;

Xiangrui Jiang, Shanghai, CN;

Zheng Liu, Shanghai, CN;

Xiaojun Yang, Shanghai, CN;

Zhu Xie, Shanghai, CN;

Xianguo Zhao, Shanghai, CN;

Weiliang Zhu, Shanghai, CN;

Hualiang Jiang, Shanghai, CN;

Jingshan Shen, Shanghai, CN;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D 487/04 (2006.01); A61K 31/519 (2006.01); A61P 15/10 (2006.01); A61P 13/10 (2006.01); A61P 9/10 (2006.01); A61P 9/04 (2006.01); A61P 13/12 (2006.01); A61P 11/06 (2006.01); A61P 29/00 (2006.01); A61P 27/06 (2006.01); A61P 9/12 (2006.01);
U.S. Cl.
CPC ...
C07D 487/04 (2013.01); C07B 2200/13 (2013.01);
Abstract

The present invention relates to new salts of pyrazolopyrimidinone represented by formula (I), and pharmaceutically acceptable polymorph, solvate, hydrate, dehydrate, co-crystallization, anhydrous, or amorphous form thereof, the pharmaceutical compositions, and a pharmaceutical unit dosage form containing the same, wherein x represents organic or inorganic acids, preferable maleic acid, succinic acid, methanesulfonic acid, hydrochloric acid, etc. The invention further relates to co-crystals or complexes of compounds of pyrazolopyrimidinone and pharmaceutical compositions containing the same. The present invention also relates to a process for the preparation, use thereof and pharmaceutical preparation containing the salts or crystalline forms.


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