Patents by Inventor Jean Martinant de Preneuf

Jean Martinant de Preneuf 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).

  • Sunglasses
    Patent number: D447762
    Type: Grant
    Filed: June 21, 2000
    Date of Patent: September 11, 2001
    Inventor: Jean Martinant de Preneuf
  • Front part of sunglasses
    Patent number: D384683
    Type: Grant
    Filed: October 1, 1996
    Date of Patent: October 7, 1997
    Inventor: Jean Martinant de Preneuf
  • Front part of sunglasses
    Patent number: D384685
    Type: Grant
    Filed: October 1, 1996
    Date of Patent: October 7, 1997
    Inventor: Jean Martinant de Preneuf
  • Sunglasses
    Patent number: D422005
    Type: Grant
    Filed: February 17, 1998
    Date of Patent: March 28, 2000
    Inventor: Jean Martinant de Preneuf