Patents by Inventor Robert C. Mott

Robert C. Mott 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: 6013126
    Abstract: This invention relates to a process for conditioning organic pigments by(a) grinding a crude organic pigment at a temperature of about 0.degree. C. to about 100.degree. C. in the presence of (i) about 1 to about 10 parts by weight, relative to the organic pigment, of an inorganic salt and (ii) about 1 to about 5 parts by weight, relative to the organic pigment, of a liquid in which the organic pigment and salt are substantially insoluble, to form a pigment paste;(b) grinding the pigment paste at a temperature of about 0.degree. C. to about 100.degree. C. in the presence of about 0.05 to about 1 parts by weight, relative to the organic pigment, of a C.sub.8 -C.sub.10 alkanoic acid to form a treated pigment paste;(c) stirring the treated pigment paste with water or water containing an acid and/or an organic liquid to complete the conditioning of the organic pigment; and(d) isolating the conditioned organic pigment.
    Type: Grant
    Filed: November 25, 1998
    Date of Patent: January 11, 2000
    Assignee: Bayer Corporation
    Inventors: Charles E. Shannon, Abdul Sattar, Robert C. Mott, Thomas R. Flatt
  • Patent number: D532938
    Type: Grant
    Filed: March 14, 2005
    Date of Patent: November 28, 2006
    Inventor: Robert C. Mott