Patents by Inventor Malcolm J. MacWilliamson

Malcolm J. MacWilliamson 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).

  • Pair of spectacles
    Patent number: D284769
    Type: Grant
    Filed: January 22, 1985
    Date of Patent: July 22, 1986
    Inventor: Malcolm J. MacWilliamson