Patents by Inventor Harold J. Schoettler

Harold J. Schoettler 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).

  • Vacuum cleaner
    Patent number: D279321
    Type: Grant
    Filed: November 7, 1983
    Date of Patent: June 18, 1985
    Inventor: Harold J. Schoettler
  • Vacuum cleaner
    Patent number: D318544
    Type: Grant
    Filed: November 22, 1989
    Date of Patent: July 23, 1991
    Inventor: Harold J. Schoettler