Patents by Inventor Maurice E. Smith

Maurice E. Smith 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 hose coupling
    Patent number: D299772
    Type: Grant
    Filed: March 10, 1986
    Date of Patent: February 7, 1989
    Inventor: Maurice E. Smith