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:
Oct. 19, 1999
Filed:
Jan. 07, 1999
Applicant:
Inventor:
Jian Liu, Fredericton, CA;
Assignee:
508037 (NB) Inc., Fredericton, CA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D / ;
U.S. Cl.
CPC ...
549510 ; 549511 ;
Abstract
A high yield and high purity method for obtaining taxane analogues from a source containing taxanes. The method employs a polymeric resin membrane for separating the analogues under low pressure without the use of complex and expensive separation/purification steps currently provided in the art.