Patents by Inventor Jean Akerman

Jean Akerman 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).

  • Patent number: 8132569
    Abstract: A hair brush having a brush handle equipped with an assembly end piece (1) at its end and by at least one detachable brush head (2) able to be attached to the assembly end piece (1). The brush head (2) is constituted by a hair-bearing rod (7) inserted into the inner part of an essentially rigid perforated tubular sleeve (8) and the assembly end piece (1) is equipped with at least one annular groove (4) that is at least 5 mm deep, and preferably about 15 mm deep and a diameter matching that of the tubular sleeve (8) whereof it is intended to receive one of the ends (12) or male end.
    Type: Grant
    Filed: April 24, 2007
    Date of Patent: March 13, 2012
    Inventor: Jean Akerman
  • Publication number: 20090217935
    Abstract: A hair brush having a brush handle equipped with an assembly end piece (1) at its end and by at least one detachable brush head (2) able to be attached to the assembly end piece (1). The brush head (2) is constituted by a hair-bearing rod (7) inserted into the inner part of an essentially rigid perforated tubular sleeve (8) and the assembly end piece (1) is equipped with at least one annular groove (4) that is at least 5 mm deep, and preferably about 15 mm deep and a diameter matching that of the tubular sleeve (8) whereof it is intended to receive one of the ends (12) or male end.
    Type: Application
    Filed: April 24, 2007
    Publication date: September 3, 2009
    Inventor: Jean Akerman
  • Patent number: 3947910
    Abstract: A brush having a handle, and a head with a rotatable axle bearing radially extending bristles. Pulling of the brush by its handle in one direction along a hank of hair causes energy to be stored which is then released, causing the brush head to reverse direction of rotation and roll the hair up under tension.
    Type: Grant
    Filed: December 21, 1973
    Date of Patent: April 6, 1976
    Inventor: Jean Akerman