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:
Jul. 04, 2006
Filed:
Jul. 16, 2004
Applicants:
Charles Auxilium Francis, Valparaiso, IN (US);
Zhaiwei Lin, Indianapolis, IN (US);
Christopher Arne Kaldahl, LaPorte, IN (US);
Kazimierz Grzegorz Antczak, Culver, IN (US);
Vijai Kumar, Morris Plains, NJ (US);
Inventors:
Charles Auxilium Francis, Valparaiso, IN (US);
Zhaiwei Lin, Indianapolis, IN (US);
Christopher Arne Kaldahl, LaPorte, IN (US);
Kazimierz Grzegorz Antczak, Culver, IN (US);
Vijai Kumar, Morris Plains, NJ (US);
Assignee:
Acura Pharmaceuticals, Palatine, IL (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
C07D 471/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
Oxycodone is manufactured in high yields and with a high purity using a composition including a thebaine component into 14-hydroxycodeinone and then reduction of 14-hydroxycodeinone to oxycodone.