Patents by Inventor Lantz Simpson

Lantz Simpson 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
    Patent number: D448548
    Type: Grant
    Filed: July 20, 2000
    Date of Patent: October 2, 2001
    Assignee: LL International Shoe Company
    Inventor: Lantz Simpson
  • Footwear midsole
    Patent number: D450437
    Type: Grant
    Filed: June 27, 2001
    Date of Patent: November 20, 2001
    Assignee: LL International Shoe Company, Inc.
    Inventors: Lantz Simpson, Nathan Crary, James K. Reichelt
  • Footwear heel portion
    Patent number: D458742
    Type: Grant
    Filed: August 15, 2001
    Date of Patent: June 18, 2002
    Assignee: L L International Shoe Company
    Inventors: Nathan Crary, Lantz Simpson
  • Wheel element for a footwear upper
    Patent number: D535810
    Type: Grant
    Filed: January 21, 2004
    Date of Patent: January 30, 2007
    Assignee: LL International Shoe Company, Inc.
    Inventors: Lantz Simpson, Nathan Crary
  • Portion of an article of footwear
    Patent number: D491345
    Type: Grant
    Filed: January 10, 2003
    Date of Patent: June 15, 2004
    Inventors: Lantz Simpson, Nathan Crary
  • Shoe
    Patent number: D427423
    Type: Grant
    Filed: October 29, 1999
    Date of Patent: July 4, 2000
    Assignee: LL International Shoe Company, Inc.
    Inventor: Lantz Simpson