Patents by Inventor Curry B. Davis

Curry B. Davis 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).

  • Purification of anethole by crystallization
    Patent number: 4902850
    Abstract: A method of purification for anethole which involves forming an aqueous emulsion of crude anethole and crystallizing anethole from the emulsion. The process provides a purified anethole having improved odor and taste.
    Type: Grant
    Filed: August 5, 1988
    Date of Patent: February 20, 1990
    Assignee: Arizona Chemical Company
    Inventor: Curry B. Davis
  • Tackifier resin composition and process for preparing same
    Patent number: 4797460
    Abstract: A resinous composition useful as a tackifier for hot melt and pressure sensitive adhesives is produced by the cationic copolymerization of an isomerizate of turpentine or alpha-pinene and a vinyl benzene derivative.
    Type: Grant
    Filed: January 12, 1987
    Date of Patent: January 10, 1989
    Assignee: Arizona Chemical Company
    Inventor: Curry B. Davis
  • Tall'oil fatty acids-quality improvement
    Patent number: 4536332
    Abstract: Distilled tall oil fatty acids are improved by irradiation which isomerizes trans-dimethoxystilbene (trans-DMS) impurity to cis-dimethoxystilbene which is easily removed by fractional distillation. Thus, the trans-DMS is removed without loss of fatty acid components from the distilled tall oil fatty acid.
    Type: Grant
    Filed: November 7, 1983
    Date of Patent: August 20, 1985
    Assignee: Arizona Chemical Company
    Inventors: Curry B. Davis, Americo G. P. Frade