Patents by Inventor Stanton R. de Riel

Stanton R. de Riel 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).

  • Biologically useful polymer preparations
    Patent number: 4772484
    Abstract: Described and claimed are biologically useful crosslinked copolymers of vinyl pyrrolidone and allylamine suitable for various preventative and therapeutic applications to intact or injured skin. Coatings of these copolymers, either preformed or prepared in situ on the skin may deliver medicaments to the skin, may serve as an iontophoretic medium, may provide electrical contact with the body, may regulate or control moisture loss from injured integument. Monolithic devices for the delivery of pharmaceutically active agents within living tissue may be formulated from these copolymers.
    Type: Grant
    Filed: June 17, 1987
    Date of Patent: September 20, 1988
    Inventors: Judith P. Kitchell, Stanton R. de Riel
  • Biologically useful polymer preparations
    Patent number: 4692328
    Abstract: Described and claimed are biologically useful crosslinked copolymers of vinyl pyrrolidone and allylamine suitable for various preventative and therapeutic applications to intact or injured skin. Coatings of these copolymers, either preformed or prepared in situ on the skin may deliver medicaments to the skin, may serve as an iontophoretic medium, may provide electrical contact with the body, may regulate or control moisture loss from injured integument. Monolithic devices for the delivery of pharmaceutically active agents within living tissue may be formulated from these copolymers.
    Type: Grant
    Filed: September 24, 1985
    Date of Patent: September 8, 1987
    Assignee: Dynatech Corporation
    Inventors: Judith P. Kitchell, Stanton R. de Riel