Patents by Inventor Glenn R. Cairns

Glenn R. Cairns 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).

  • Perchloroethylene stabilization
    Patent number: 4942267
    Abstract: Decomposition of perchloroethylene is prevented by the addition of a stabilizer system containing N-substituted cyclic alkyl amine, alcohol of 3-7 carbon atoms and olefin components. The stabilizer system is advantageous in that it does not contain any environmentally undersirable materials.
    Type: Grant
    Filed: July 28, 1988
    Date of Patent: July 17, 1990
    Assignee: Occidential Chemical Corporation
    Inventors: Roger W. Roark, Glenn R. Cairns, Edward A. Rowe, Jr.