Patents by Inventor James H. Griffith

James H. Griffith 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).

  • Crosslinking agent for powder coatings
    Patent number: 4217377
    Abstract: This invention is directed to low molecular weight, solid addition products having a softening point above 100.degree. F. and the method of preparing same and more particularly to the use of said addition products as crosslinking agents in various polymeric powder coatings, e.g. polyesters. The solid, low molecular weight products are derived from the addition reaction of at least one monohydroxy, single-ring aromatic carbon compound and hexakis (alkoxymethyl) amino-triazine.
    Type: Grant
    Filed: April 13, 1979
    Date of Patent: August 12, 1980
    Assignee: The Sherwin-Williams Company
    Inventors: Greg D. Shay, James H. Griffith
  • Crosslinking agent for powder coatings
    Patent number: 4189421
    Abstract: This invention is directed to low molecular weight, solid addition products having a softening point above 100.degree. F. and the method of preparing same and more particularly to the use of said addition products as crosslinking agents in various polymeric powder coatings, e.g. polyesters. The solid, low molecular weight products are derived from the addition reaction of at least one monohydroxy, single-ring aromatic carbon compound and hexakis (alkoxymethyl) amino-triazine.
    Type: Grant
    Filed: May 20, 1977
    Date of Patent: February 19, 1980
    Assignee: The Sherwin-Williams Company
    Inventors: Greg D. Shay, James H. Griffith