Patents by Inventor Ragnar Carlson

Ragnar Carlson 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).

  • Shoe upper
    Patent number: D394739
    Type: Grant
    Filed: April 15, 1997
    Date of Patent: June 2, 1998
    Assignee: The Rockport Company, Inc.
    Inventor: Ragnar Carlson
  • Shoe sole
    Patent number: D399342
    Type: Grant
    Filed: December 5, 1997
    Date of Patent: October 13, 1998
    Assignee: The Rockport Company, Inc.
    Inventor: Ragnar Carlson
  • Shoe upper
    Patent number: D401398
    Type: Grant
    Filed: October 28, 1997
    Date of Patent: November 24, 1998
    Assignee: The Rockport Company, Inc.
    Inventor: Ragnar Carlson
  • Shoe sole
    Patent number: D405597
    Type: Grant
    Filed: May 22, 1998
    Date of Patent: February 16, 1999
    Assignee: The Rockport Company, Inc.
    Inventor: Ragnar Carlson
  • Shoe upper
    Patent number: D405948
    Type: Grant
    Filed: May 1, 1998
    Date of Patent: February 23, 1999
    Assignee: The Rockport Company, Inc.
    Inventor: Ragnar Carlson
  • Shoe sole
    Patent number: D411911
    Type: Grant
    Filed: November 10, 1998
    Date of Patent: July 13, 1999
    Assignee: The Rockport Company, Inc.
    Inventor: Ragnar Carlson