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:
Sep. 13, 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 for the production of buprenophine and derivatives of buprenorphine. In particular, the process may encompass synthetic routes for the production of buprenorphine or derivatives of buprenorphine from norhydromorphone or derivatives of norhydromorphone.