Patents by Inventor Dan M. Sutherland

Dan M. Sutherland 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).

  • Integrated skate
    Patent number: 5582417
    Abstract: The present invention includes an in-line roller skate substantially free of the effects of differential shrinkage and a method of molding an in-line skate substantially free of the effects of differential shrinkage, the skate including a molded boot with a sole; a molded wheel frame integral with the sole; a plurality of in-line wheels rotatably attached to the wheel frame; and a mechanism for minimizing the effects of differential shrinkage.
    Type: Grant
    Filed: October 19, 1993
    Date of Patent: December 10, 1996
    Assignee: First Team Sports, Inc.
    Inventors: Richard Schaper, Dan M. Sutherland
  • Cuff for in-line skates
    Patent number: D365437
    Type: Grant
    Filed: January 12, 1994
    Date of Patent: December 26, 1995
    Assignee: First Team Sports, Inc.
    Inventors: Richard Schaper, Dan M. Sutherland, Erik Mueller, Philip Dretzka
  • Integral in-line skate boot and skate frame
    Patent number: D375829
    Type: Grant
    Filed: January 12, 1994
    Date of Patent: November 26, 1996
    Assignee: First Team Sports, Inc.
    Inventors: Richard Schaper, Dan M. Sutherland, Erik Mueller, Philip Dretzka