Patents by Inventor Bansi Lai Kaul

Bansi Lai Kaul 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).

  • Use of iron azo complex compounds as charge control agents
    Publication number: 20020028401
    Abstract: Iron azo complex compounds of the formula (I) are used as charge control agents in electrophotographic toners and developers, in powder coating materials, electret materials and in electrostatic separation processes, in inkjet inks and in color filters.
    Type: Application
    Filed: June 28, 2001
    Publication date: March 7, 2002
    Applicant: Clariant GmbH
    Inventors: Hans-Tobias Macholdt, Eduard Michel, Ruediger Baur, Dominique Pflieger, Bansi Lai Kaul
  • Relating to organic compounds
    Publication number: 20010034387
    Abstract: Use of a pigment of the formula (I) 1
    Type: Application
    Filed: June 2, 2001
    Publication date: October 25, 2001
    Applicant: Clariant Finance (BVI) Limited
    Inventor: Bansi Lai Kaul
  • New triphendioxazine pigments
    Publication number: 20010031863
    Abstract: Carbamate group-containing triphendioxazine compounds of the formula (I) 1
    Type: Application
    Filed: February 9, 2001
    Publication date: October 18, 2001
    Applicant: CLARIANT FINANCE (BVI) LIMITED
    Inventors: Bansi Lai Kaul, Bruno Piastra, Pascal Steffanut