Patents by Inventor Elisabeth Scholander

Elisabeth Scholander 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 preparing surface modification substances
    Patent number: 6461665
    Abstract: The present invention relates to a process for preparing surface modifications having an improved antithrombogenic activity, whereby the improvement is achieved by treating heparin at a temperature above 40° C. or a pH in the rage of 9-14 or in contact with nucleophilic catalysts before attaching said heparin to the surface to be modified.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: October 8, 2002
    Assignee: Carmeda AB
    Inventor: Elisabeth Scholander
  • Surface modified biocompatible membranes
    Patent number: 5840190
    Abstract: A surface modified biocompatible membranes used in contact with body fluids or tissue and method of preparing the membrane with functional groups incorporated into the membrane material to covalent bond compounds that infer biocompactibility to the surface.
    Type: Grant
    Filed: February 1, 1996
    Date of Patent: November 24, 1998
    Assignee: Norsk Hydro A.S.
    Inventors: Elisabeth Scholander, Andrzej Werynski, Andrzej Jozwiak, Olle Larm