Patents by Inventor Sumner R. Stone

Sumner R. Stone 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).

  • Type font
    Patent number: D317621
    Type: Grant
    Filed: May 11, 1988
    Date of Patent: June 18, 1991
    Assignee: Adobe Systems Incorporated
    Inventor: Sumner R. Stone
  • Type font
    Patent number: D322985
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: January 7, 1992
    Assignee: International Typeface Corporation
    Inventor: Sumner R. Stone
  • Type font
    Patent number: D323849
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: February 11, 1992
    Inventor: Sumner R. Stone
  • Type font
    Patent number: D324535
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: March 10, 1992
    Assignee: International Typeface Corporation
    Inventor: Sumner R. Stone
  • Type font
    Patent number: D325042
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: March 31, 1992
    Assignee: International Typeface Corporation
    Inventor: Sumner R. Stone
  • Type font
    Patent number: D325219
    Type: Grant
    Filed: February 22, 1991
    Date of Patent: April 7, 1992
    Assignee: International Typeface Corporation
    Inventor: Sumner R. Stone