Patents by Inventor Ewa G. Soderstrom

Ewa G. Soderstrom 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).

  • Heparin fragments having selective anticoagulation activity
    Patent number: 4303651
    Abstract: Heparin fragments having selective anticoagulation activity having 14-18 sugar units, the disaccharide unit L-iduronosyl-2-O-sulphate-N-sulpho-U-glucosamine-6-O-sulphate being the main component, and where unsulphated L-iduronic acid is in a position situated 3-5 sugar units from the unreducing terminal. Pharmaceutical compositions containing such heparin fragments. Processes for the preparation of the heparin fragments.
    Type: Grant
    Filed: January 4, 1980
    Date of Patent: December 1, 1981
    Assignee: Kabi AB
    Inventors: Ulf P. F. Lindahl, Gudrun E. Backstrom, John Y. L. Thunberg, Lars-Ake Fransson, Lars-Olov Andersson, Erik Y. Holmer, Inga H. Sandberg, Ewa G. Soderstrom