Patents by Inventor Jean P. Du Bois

Jean P. Du Bois 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).

  • Hair cutting apparatus
    Patent number: 3999295
    Abstract: In a hair cutting and grooming apparatus, a blade set having comb teeth which overlap the cutter teeth to a very limited extent in order to minimize the amount of hair engageable with and adapted to be cut by the reciprocating action of the cutting teeth. Guide means provided between the comb and cutter of the blade set accurately limit the overlap of tips of the cutter with the gullets of the comb teeth to a dimension of on the order of 0.005 to 0.020 inches.
    Type: Grant
    Filed: April 19, 1976
    Date of Patent: December 28, 1976
    Assignee: Sunbeam Corporation
    Inventor: Jean P. Du Bois