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:
Feb. 01, 2011
Filed:
Nov. 15, 2006
Sang-hyun Pyo, Daejeon, KR;
Jin-suk Cho, Daejeon, KR;
Moon-suk Kim, Daejeon, KR;
Bong-kyu Song, Daejeon, KR;
Ho-joon Choi, Daejeon, KR;
Sang-Hyun Pyo, Daejeon, KR;
Jin-Suk Cho, Daejeon, KR;
Moon-Suk Kim, Daejeon, KR;
Bong-Kyu Song, Daejeon, KR;
Ho-Joon Choi, Daejeon, KR;
Samyang Genex Corporation, Seoul, KR;
Abstract
This invention is directed to a method for efficiently separating and purifying 13-dehydroxybaccatin III and 10-deacetylpaclitaxel with a high purity of 90% or higher purity, preferably 99.5% or higher purity, from taxane-containing materials such asspecies, and the thusly obtained highly pure 13-dehydroxybaccatin III and 10-deacetylpaclitaxel can be used as semi-synthetic precursors of paclitaxel and/or docetaxel that are anticancer agents.