Patents by Inventor Harald Haivorsen

Harald Haivorsen has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • PROCESS FOR THE DEMETHYLATION OF OXYCODONE AND RELATED COMPOUNDS
    Publication number: 20120142925
    Abstract: A process is provided for the N-demethylation of certain morphinans by reaction with ?-chloroethyl chloroformate followed by hydrolysis of the resulting intermediate.
    Type: Application
    Filed: May 25, 2007
    Publication date: June 7, 2012
    Applicant: ALPHARMA ApS
    Inventors: Ole Heine Kvernenes, Anne Mette Nygard, Audun Hegges, Harald Haivorsen