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:
Apr. 24, 2012
Filed:
Nov. 02, 2006
Applicants:
Sang-hyun Pyo, Chungcheongnam-do, KR;
Jin-suk Cho, Daejeon, KR;
Moon-suk Kim, Busan, KR;
Bong-kyu Song, Daejeon, KR;
Ho-joon Choi, Daejeon, KR;
Inventors:
Sang-Hyun Pyo, Chungcheongnam-do, KR;
Jin-Suk Cho, Daejeon, KR;
Moon-Suk Kim, Busan, KR;
Bong-Kyu Song, Daejeon, KR;
Ho-Joon Choi, Daejeon, KR;
Assignee:
Samyang Genex Corporation, Seoul, KR;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 305/00 (2006.01); C07D 407/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
This invention is directed to a method for the preparation of docetaxel having an amorphous, anhydrous crystalline, or hydrated crystalline structure. In accordance with the invention, highly pure amorphous, anhydrous crystalline, or hydrated crystalline docetaxel can be produced with a high yield by using a solvent precipitation method, colloid formation method, etc.