Patents by Inventor Darrell W. McCormack

Darrell W. McCormack 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).

  • Toe stop for roller skates
    Patent number: 3968973
    Abstract: A toe stop for roller skates, said toe stop including first and second flat surfaces on the bottom thereof disposed at an angle with respect to each other and meeting at a common juncture therebetween, the transverse dimension of one flat surface being less than the transverse dimension of the other flat surface whereby one flat surface is of a greater area than the other flat surface, and the lesser of said flat surface being the leading portion of the bottom of the toe stop when installed on a roller skate.
    Type: Grant
    Filed: January 6, 1975
    Date of Patent: July 13, 1976
    Assignee: Fo-Mac, Inc.
    Inventor: Darrell W. McCormack