Patents by Inventor Sven Palmér

Sven Palmér 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).

  • Manufacturing process of metoprolol
    Patent number: 6252113
    Abstract: A method for the manufacture of metoprolol wherein the process is performed in water as solvent.
    Type: Grant
    Filed: November 26, 1997
    Date of Patent: June 26, 2001
    Assignee: AstraZeneca AB
    Inventors: Sven Palmér, Michael Sidenqvist
  • Manufacturing process for felodipine
    Patent number: 5942624
    Abstract: A method for the manufacture of felodipine by reaction of dichlorobenzylidene and ethyl 3-aminocrotonate using an alcohol as solvent.
    Type: Grant
    Filed: February 13, 1997
    Date of Patent: August 24, 1999
    Assignee: Astra Aktiebolag
    Inventors: Anders Gustavsson, .ANG.ke Kallstrom, Sven Palmer