Eyewear, sandbox among new patents

Thirteen patents were awarded to Utah inventors on Aug. 21, 2007. U.S. patents are granted each Tuesday. The new patents include:

• Continuous explosive charge assembly for use in an elongated cavity. Brian F. Loader, Salem; Paul S. Keeling, Edmond, Okla. Assigned to UTeC Corporation, LLC, Riverton, Kan. Filed March 4, 2004, claiming priority to multiple prior patent applications. Patent No.7,258,054.

• Drill bit. Gordon A. Tibbitts, Murray; Paul O. Padgett, Harry B. Curlett, both of Cody, Wyo.; Samuel R. Curlett, Nathan J. Harder, both of Powell, Wyo. Assigned to Particle Drilling, Inc., Houston, Texas. Filed April 15, 2004, claiming priority to provisional patent application no. 60/463,903, filed April 16, 2003. Patent No. 7,258,176.

• Rotary bit with an indenting member. David R. Hall, Provo. Filed June 2, 2006, claiming priority to multiple prior patent applications. Patent No. 7,258,179.

• Wash fluid containment system. Kerry G. Smith, Kaysville; Alan G. McCormick, James P. McCormick, both of Sandy. Assigned to Hydro Engineering Equipment and Supply Co., Salt Lake City. Filed April 28, 2005, claiming priority to multiple prior patent applications. Patent No. 7,258,749.

• Ceramic mixed protonic/electronic conducting membranes for hydrogen separation. Singaravelu Elangovan, Balakrishnan G. Nair, both of Sandy; Troy A. Small, Midvale. Assigned to Ceramatec, Inc., Salt Lake City. Filed March 5, 2004. Patent No. 7,258,820.

• Gas diffusion electrode and catalyst for electrochemical oxygen reduction and method of dispersing the catalyst. Sai V. Bhavaraju, John H. Gordon, both of Salt Lake City; Hachiya Toshinori, Nobeoka, Japan; Shekar H. Balagopal, Sandy. Assigned to Ceramatec, Inc., Salt Lake City. Filed March 11, 2004. Patent No. 7,259,126.

• High bandwidth legacy compatible multiplexer framing formats. Craig G. Ovard, Sandy; Roger K. Peterson, Stansbury Park; Steven D. Barber, Bountiful. Assigned to L-3 Communications Corporation, New York, N.Y. Filed Feb. 19, 2003. Patent No. 7,260,109.

• Manual mode method of testing a video server for a video-on-demand system. Craig William Sorensen, Sandy. Assigned to Unisys Corporation, Blue Bell, Pa. Filed April 23, 2001. Patent No. 7,260,827.

• Slushie maker. Brian K. Beesley, Draper; Kelly A. Harward, Layton. Assigned to Back to Basics Products, LLC, Vernon Hills, Ill.

Filed Dec. 21, 2005. Design Patent No. D549,043.