Seventeen patents were awarded to 23 Utah inventors by the U.S. Patent Office. Copies of patents are available by number for $3 from Box 9, Patent and Trademark Office, Washington, DC 20231. Abstracts and classifications are available at the Marriott Library, University of Utah.

- Charles Brainerd, Salt Lake City. An integrated modular ice ax head. Assigned to Black Diamond Equipment Ltd., Salt Lake City. Filed Jan. 19, 1996. Patent 5,768,727.- Patrick J. Bentzley, Salt Lake City. Apparatus for collecting brine shrimp eggs floating in water. Filed Sept. 22, 1994. Patent 5,768,820.

- Frederick J. Policelli, Salt Lake City. Concrete structures, such as beams, columns, decks, and walls that are reinforced by advanced fibrous composite devices. Filed May 15, 1995. Patent 5,768,847.

- Darrin L. Johnson, Fountain Hills, Ariz., and Donald R. Lauritzen, Hyrum. A regenerative liquid propellant rocket motor. Assigned to Autoliv ASP Inc., Ogden. Filed Dec. 3, 1996. Patent 5,768,885.

- Stephen C. Jacobsen and David L. Wells, both Salt Lake City. Movement actuator/sensor systems. Assigned to Sarcos Group, Salt Lake City. Filed Nov. 7, 1996. Patent 5,769,389.

- Alexander J. Robinson, Salt Lake City, and Christopher O. Para-gas, Kearns. Structural shell frames and method of making them. Assigned to TekSource HLC, Draper. Filed Oct. 10, 1995. Patent 5,769,442.

- LaDell O. Glazier, Spanish Fork. Jumper cable apparatus. Filed Aug. 8, 1996. Patent 5,769,658.

- Sean P. Hanson, Salt Lake City. Variable positioning gaseous conduit orifice and method of use. Assigned to Sorenson Critical Care Inc., West Jordan. Filed Feb. 1, 1996. Patent 5,769,702.

- Glenn Merrill, Ogden, and Carl Stanford, Clinton. Table tennis mounting assembly. Assigned to Lifetime Products Inc., Clearfield. Filed Feb. 2, 1996. Patent 5,769,744.

- Kim C. Bertin, Bountiful; Dennis W. Burke, Milton, Mass.; Gregory C. Stalcup, Columbia City, and Rodney Bays, Pierceton, both Ind. Femoral milling instrumentation for use in total knee arthroplasty with optional cutting guide attachment. Assigned to Zimmer Inc., Warsaw, Ind. Filed March 31, 1997. Patent 5,769,855.

- Dan E. Fischer, Sandy. Methods for manufacturing sticky bleaching compositions. Assigned to Ultradent Products Inc., South Jordan. Filed Sept. 30, 1996. Patent 5,770,105.

- Robert E. Moser, Palo Alto, and David R. Owens, Mountain View, both Calif.; James H. Wil-helm, Sandy; James D. Colley, Anchorage, Ky.; and Oliver W. Har-grove, Jr., Austin, Texas. Clear liquor organic acid flue gas desulfurization system. Assigned to Electric Power Research Institute, Palo Alto, Calif. Filed May 9, 1996. Patent 5,770,164.

- Dan E. Fischer, Salt Lake City. Sustained release dental compositions, such as tooth bleaching or fluoride-containing compositions, having high viscosity and stickiness. Assigned to Ultradent Products Inc., South Jordan. Filed Jan. 25, 1995. Patent 5,770,182.

- Santosh Y. Limaye, Salt Lake City. A mass and energy transfer cell with a monolithic ionically conductive core for use as a solid oxide fuel cell or a solid electrolyte oxygen pump. Filed Dec. 23, 1996. Patent 5,770,326.

- Fred P. Smith, Alpine, and Robert T. Wells Jr., Moab. Door opening system and receptacle. Assigned to Product Innovations & Sales Co. LC, Alpine. Filed July 16, 1996. Patent 5,770,935.

- Larry J. Davis, Highland, and Robert Chanaud, Orem. Apparatus and method for simulating a human mastoid. Assigned to Larson-Davis Inc., Provo. Filed Jan. 13, 1997. Patent 5,771,298.

- Timothy J. Erskine, Kenneth C. Musgrave, and Glade H. Howell, all Sandy. The ornamental design for a winged catheter. Filed Dec. 7, 1995. Design patent 395,501.