Patents by Inventor PesJan

PesJan 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).

  • Patent number: 4664105
    Abstract: The absorbing wound dressing which is atoxic, tissue compatible and very well adjusted to the shape of the wound, it is easily removable, protecting from infections or reduces infections in that it absorbs, in addition to the wound excudate, bacteria, fungi, toxins, proteins and inflammation mediators and which is therefore suitable for covering and cleaning of strongly wetting, infected wounds, as well as effected areas in skin and tissue diseases, consists of potentially macroporous particulate mixtures of regenerated cellulose and a carboxylate groups containing polysaccharide derivative. For making it, viscose solutions, which contain the polysaccharide derivative are thermically coagulated, purified and dried, after the deformation.
    Type: Grant
    Filed: May 7, 1985
    Date of Patent: May 12, 1987
    Assignee: Veb Leipziger Arzneimittelwerk
    Inventors: Horst Dautzenberg, Fritz Loth, Bodo Borrmeister, Dieter Bertram, Herbert Lettau, Jiri Stamberg, PesJan