Six inventions and one design by Utah residents were awarded patents by the United States Patent Office.
Steven McCann, Logan. An enclosed case containing a lighted cigarette and filtered compartments. Filed June 29, 1989. Patent 4,993,435.Scott Packer, Provo, and Mike Lockwood, Heber City. A diamond insert grinding process to remove stress riser cracks in a critical area of a tungsten carbide insert body. Assigned to Smith International Inc., Houston. Filed Dec. 18, 1989. Patent 4,993,505.
Mark R. Baugh, Salt Lake City. A water delivery system having a series of branches and means to control the operating times of the branches in accordance with ambient soil conditions. Filed June 12, 1989. Patent 4,993,640.
Mark G. Metzger, Sandy. Apparatus and method for connecting a passageway and openings with a connector. Assigned to Becton, Dickinson and Co., Franklin Lakes, N.J. Filed Sept. 19, 1988. Patent 4,994,048.
John E. Aspenwall, Provo. A cantilevered lighting system. Filed May 14, 1990. Patent 4,994,943.
Randall J. Rorden, Orem; Ronald B. Arthus, Provo; Michael E. Rex, Orem; Darryl J. Stewart, Provo; Mark Muhlestein, Orem; and Dennis A. Fairclough, Orem. A high speed digital communication system for linking a digital processor connected to a first bus and a second processor connected to a second bus. Assigned to Icon Systems International Inc., Orem. Filed Nov. 1, 1988. Patent 4,994,963.
Barbara Startin, West Jordan. Women's slacks. Filed Nov. 9, 1987. Design patent 314,660.
Copies of patents are available by number for $1.50 from Box 9, Patent and Trademark Office, Washington DC 20231.