Patents by Inventor Bo L. T. Wenngren

Bo L. T. Wenngren 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).

  • Pharmaceutical composition
    Patent number: 4363806
    Abstract: A pharmaceutical steroid composition for topical application producing a minimum of skin irritating effects. The composition comprises a corticosteroid in a multiple emulsion vehicle.A process for the preparation of the composition.
    Type: Grant
    Filed: June 12, 1981
    Date of Patent: December 14, 1982
    Assignee: Aktiebolaget Draco
    Inventors: Karl O. Bergstrom, Jan Ulmius, Bo L. T. Wenngren