Patents by Inventor Rainer Sjöholm

Rainer Sjöholm 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).

  • Method for the preparation of lariciresinol cyclolariciresinol and secoisolariciresinol
    Patent number: 7049449
    Abstract: A method for the preparation of lariciresinol, cyclolariciresinol or secoisolariciresinol, which method includes the steps of a) reducing hydroxymatairesinol to give 7-hydroxy-secoisolariciresinol, and b) subjecting the 7-hydroxy-secoisolariciresinol obtained in step a) to i) cyclization to give lariciresinol, or ii) cyclization to give cyclolariciresinol, or iii) catalytic hydrogenolysis to give secoisolariciresinol.
    Type: Grant
    Filed: January 7, 2003
    Date of Patent: May 23, 2006
    Assignee: Hormos Medical Corporation
    Inventors: Rainer Sjöholm, Patrik Eklund, Jyri-Pekka Mikkola