Patents by Inventor Pierre Spreter

Pierre Spreter 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).

  • Cigarette lighter
    Patent number: D248409
    Type: Grant
    Filed: November 29, 1976
    Date of Patent: July 4, 1978
    Assignee: Christian Dior, S.A.R.L.
    Inventor: Pierre Spreter
  • Cigarette lighter
    Patent number: D261814
    Type: Grant
    Filed: November 29, 1976
    Date of Patent: November 10, 1981
    Assignee: Christian Dior, S.A.
    Inventor: Pierre Spreter
  • Fastener buckle
    Patent number: D264767
    Type: Grant
    Filed: October 18, 1978
    Date of Patent: June 8, 1982
    Assignee: Christian Dior, S.A.
    Inventor: Pierre Spreter