Patents by Inventor James Ray Lamb

James Ray Lamb 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: 6074474
    Abstract: A multi-component pigment slurry which comprises at least 50% solids. The slurry is formulated to be admixed into paint and coating compositions to promote TiO.sub.2 extension. The slurry includes a structured pigment, a coarse particle size pigment, and a fine particle size pigment. The structured pigment comprises about 20% to about 55% of the slurry by dry weight and has a median particle size diameter of about 0.7.mu. to about 6.0.mu.. The coarse particle size pigment preferably comprises about 20% to about 60% by weight of the slurry and has a median particle size diameter of about 3.0.mu. to about 10.0.mu.. The fine particle size pigment preferably comprises up to about 50% by dry weight of the slurry and has a median particle size diameter of about 0.2.mu. to about 1.0.mu..
    Type: Grant
    Filed: April 17, 1998
    Date of Patent: June 13, 2000
    Assignee: J.M. Huber Corporation
    Inventors: Thad T. Broome, Mark E. Wozniak, James Ray Lamb