Patents Represented by Attorney David E. Crichton

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  • Pigment compositions
    Patent number: 6096801
    Abstract: The present invention provides a composition comprising a pigment and from 0.1 to 10% by weight, based on the weight of pigment, of at least one dendrimer.
    Type: Grant
    Filed: May 19, 1998
    Date of Patent: August 1, 2000
    Assignee: Ciba Specialty Chemicals Corporation
    Inventors: Mark John Vincent, Greig Chisholm