Patents by Inventor Nathan R. Rider

Nathan R. Rider 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: 4176100
    Abstract: The specification discloses a textured surface coating composition based on polyvinyl acetate and mineral fillers which is suitable for either spray or trowel application. Its mineral fillers include approximately 5 to 10 percent by weight acicular zinc oxide and the overall pigment volume concentration of the composition is from about 49 to about 53 percent. The major mineral components, sand and feldspar, have a particle size no larger than about 56 AFS grain fineness. From 1 to about 2 percent of an oil modified alkyd dispersion is employed as a dispersing agent and as a plasticizer and from about 1 to about 2 percent by weight of 2,2,4 trimethyl 1,3, pentanediol monoisobutyrate is employed as a coalescing agent.
    Type: Grant
    Filed: October 3, 1978
    Date of Patent: November 27, 1979
    Assignee: Kay Tex Products, Inc.
    Inventor: Nathan R. Rider