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:
Nov. 29, 2011
Filed:
Dec. 17, 2008
Peter X. Wang, Clarkson Valley, MO (US);
Tao Jiang, St. Louis, MO (US);
Gary L. Cantrell, Troy, IL (US);
David W. Berberich, St. Peters, MO (US);
Bobby N. Trawick, Florissant, MO (US);
Subo Liao, Ballwin, MO (US);
Peter X. Wang, Clarkson Valley, MO (US);
Tao Jiang, St. Louis, MO (US);
Gary L. Cantrell, Troy, IL (US);
David W. Berberich, St. Peters, MO (US);
Bobby N. Trawick, Florissant, MO (US);
Subo Liao, Ballwin, MO (US);
Mallinckrodt LLC, Hazelwood, MO (US);
Abstract
The invention generally provides processes and intermediate compounds useful for the production of (+) nal morphinan compounds. In particular, the process encompasses synthetic routes for the production of (+) nal morphinan compounds or derivatives of (+) nal morphinan compounds from (+)-morphinan substrates such as (+)-hydrocodone, (+)-norhydrocodone or derivatives of either compound.