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. 20, 2015
Filed:
Jan. 31, 2008
Weidong YE, Huancheng Donglu, CN;
Jianyong Yuan, Huancheng Donglu, CN;
Jingjing Nie, Huancheng Donglu, CN;
Duanjun Xu, Huancheng Donglu, CN;
Chaotian Chen, Huancheng Donglu, CN;
Weidong Ye, Huancheng Donglu, CN;
Jianyong Yuan, Huancheng Donglu, CN;
Jingjing Nie, Huancheng Donglu, CN;
Duanjun Xu, Huancheng Donglu, CN;
Chaotian Chen, Huancheng Donglu, CN;
Abstract
The present invention relates to a crystalline form of entecavir and its process for preparation, and provides a pharmaceutical composition comprising a therapeutically effective amount of the crystalline form of entecavir. Furthermore, the present invention also provides a use of the crystalline form of entecavir in preparation for a medicament for the treatment of hepatitis B viral infections. The present invention is beneficial toe preparations for pharmaceutical formulations and enhancements of its bioavailability.