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7 UTAHNS WIN PATENTS FOR INVENTIONS IN CHEMISTRY, ELECTRONICS, MECHANICS

SHARE 7 UTAHNS WIN PATENTS FOR INVENTIONS IN CHEMISTRY, ELECTRONICS, MECHANICS

Four of the seven patents granted to Utah inventors are chemical in nature. The others are electronic and mechanical.

Daniel Kotler, 6233 Canyon Cove Circle, Salt Lake City 84121. An array of interlocked modular tiles forming a floor covering that provides enhanced traction at its playing surface and improved tolerance to sudden lateral movement. A continuation of Patent 4,860,510 (1988). Filed Feb. 6, 1989. Patent 4,930,286.Lee F. McKenzie, Riverton, and Lawrence D. Lawrence, Sandy. An emulsion explosive containing a polymeric emulsifier. Assigned to IRECO Incorporated, Salt Lake City. Filed Mar. 3, 1989. Patent 4,931,110.

Robert B. Wardle, Logan; Jerald C. Hinshaw, Ogden, and Robert M. Hajik, Willard. Gas generating compositions containing nitrotriazalone. Assigned to Morton International, Inc., Chicago, Ill. Filed Nov. 20, 1989. Patent 4,931,112.

Timothy J. Laros, Salt Lake City. Flocculating agent combinations for mineral slime filtration systems. Assigned to Envirotech Corporation, Menlo Park, Calif. Filed Dec. 27, 1988. Patent 4,931,190.

You H. Bae, Salt Lake City; Teruo Okano, Urayasu, Japan, and Sung W. Kim, Salt Lake City. A three-dimensional interpenetrating polymer network for the substantially continuous release of a drug. Assigned to University of Utah, Salt Lake City. Filed June 14, 1988. Patent 4,931,287.

J. Bart Czirr, Mapleton, and Gary L. Jensen, Orem. A neutron spectrometer comprising a scintillator-moderator, a Li-6 doped glass plate, a photodetector means, and electronic circuitry for measuring the energy of incident neutrons. Assigned to Brigham Young University, Provo. Claims priority, application United Kingdom Aug. 5, 1987. Filed Apr. 25, 1989. Patent 4,931,649.

James W. Fosgate, Heber. A variable matrix decoder for the periphonic reproduction of sound. Assigned to Fosgate, Inc., Heber City. Filed Jan. 11, 1988. Patent 4,932,059.

Copies of patents may be obtained for $1.50 from Box 9, Patent and Trademark Office, Washington D.C. 20231.