Patents by Inventor Kenneth Schumann

Kenneth Schumann 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).

  • Pigment concentrates for coloring seeds
    Patent number: 6951075
    Abstract: The present invention relates to the use of a pigment form or pigment concentrate comprising of an organic pigment, a growth-promoting additive, and optionally inorganic filler and/or an organic additive for coloring of seeds. Seeds colored by the dry pigment forms or pigment concentrates show homogeneous color and in some cases growth promotion effects.
    Type: Grant
    Filed: March 27, 2003
    Date of Patent: October 4, 2005
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Fridolin Bäbler, Kenneth Schumann
  • Pigment concentrates for coloring seeds
    Patent number: 6688041
    Abstract: The present invention relates to the use of a pigment form or pigment concentrate comprising of an organic pigment, and optionally an inorganic filler and/or an organic additive for coloring of seeds. Seeds colored by the dry pigment forms or pigment concentrates show an homogeneous color and in some cases growth promotion effects.
    Type: Grant
    Filed: March 7, 2001
    Date of Patent: February 10, 2004
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Fridolin Bäbler, Kenneth Schumann
  • Pigment concentrates for coloring seeds
    Publication number: 20030221365
    Abstract: The present invention relates to the use of a pigment form or pigment concentrate comprising of an organic pigment, a growth-promoting additive, and optionally inorganic filler and/or an organic additive for coloring of seeds. Seeds colored by the dry pigment forms or pigment concentrates show homogeneous color and in some cases growth promotion effects.
    Type: Application
    Filed: March 27, 2003
    Publication date: December 4, 2003
    Inventors: Fridolin Babler, Kenneth Schumann
  • Pigment concentrates for coloring seeds
    Publication number: 20010036550
    Abstract: The present invention relates to the use of a pigment form or pigment concentrate comprising of an organic pigment, and optionally an inorganic filler and/or an organic additive for coloring of seeds. Seeds colored by the dry pigment forms or pigment concentrates show an homogeneous color and in some cases growth promotion effects.
    Type: Application
    Filed: March 7, 2001
    Publication date: November 1, 2001
    Inventors: Fridolin Babler, Kenneth Schumann