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:
May. 17, 2016
Filed:
Oct. 21, 2013
Applicant:
Olon S.p.a., Rodano, IT;
Inventors:
Assignee:
OLON S.P.A., Rodano (MI), IT;
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
C07J 43/00 (2006.01); B01D 15/32 (2006.01);
U.S. Cl.
CPC ...
C07J 43/003 (2013.01); B01D 15/327 (2013.01);
Abstract
The invention relates to a process for the purification of crude abiraterone acetate by treatment with polymer resins in aqueous solvent. The purified product is recovered by simple concentration and filtration.