Patents by Inventor Wilford O. Nystrom

Wilford O. Nystrom 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 of forming an external male catheter and applicator
    Patent number: 4586974
    Abstract: An external male urinary drainage catheter combined with a tubular applicator for applying and adhesively securing the catheter to a user. The method of use of the applicator/catheter combination, and the method of adhesively coating the inner surface of the catheter sheath during manufacture, are also disclosed.
    Type: Grant
    Filed: April 24, 1985
    Date of Patent: May 6, 1986
    Assignee: Hollister Incorporated
    Inventors: Wilford O. Nystrom, Kenneth E. Riedel, David L. Doerschner
  • External male catheter and applicator
    Patent number: 4540409
    Abstract: An external male urinary drainage catheter combined with a tubular applicator for applying and adhesively securing the catheter to a user. The method of use of the applicator/catheter combination, and the method of adhesively coating the inner surface of the catheter sheath during manufacture, are also disclosed.
    Type: Grant
    Filed: July 5, 1983
    Date of Patent: September 10, 1985
    Assignee: Hollister Incorporated
    Inventors: Wilford O. Nystrom, Kenneth E. Riedel, David L. Doerschner