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. 25, 2005
Filed:
Nov. 25, 2003
Applicants:
Robert J. Kupper, East Greenwich, RI (US);
Arie Gutman, Haifa, IL;
Igor Rukhman, Haifa, IL;
Lev Yudovich, Haifa, IL;
Gennady A. Nisnevich, Haifa, IL;
Inventors:
Robert J. Kupper, East Greenwich, RI (US);
Arie Gutman, Haifa, IL;
Igor Rukhman, Haifa, IL;
Lev Yudovich, Haifa, IL;
Gennady A. Nisnevich, Haifa, IL;
Assignee:
Euro-Celtique S.A., Luxembourg, LU;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
C07D489/04 ;
U.S. Cl.
CPC ...
Abstract
Methods for making thebaine and an acid salt of thebaine are disclosed herein. In one embodiment, an acid salt of thebaine is made from codeinone or an acid salt of one or more of the following: 8-methoxy-Δ-dihydrothebaine, codeinone dimethyl ketal, and neopinone dimethyl ketal.