Patents include lawn sprinkler spike

• Anti-balling system. Joseph Skrivan and Charles Brainerd, both of Draper; Andrew McLean, Park City. Assigned to Black Diamond Equipment Ltd. Inc., Salt Lake City. Filed Aug. 15, 2003, claiming priority to international patent Application No. PCT/US01/24979, filed Aug. 9, 2001, which claims priority to U.S. provisional patent Application No. 60/224,400, filed Aug. 10, 2000. Patent No. 6,810,607.

• Edge attachment for the bucket of earth-moving equipment. Jason W. Hardman, West Jordan; Craig R. Scharp, Salt Lake City. Assigned to Dura-Tuff Wear Products LLC, Salt Lake City. Filed Jan. 23, 2003, claiming priority to provisional patent Application No. 60/380,087, filed May 6, 2002. Patent No. 6,810,610.

• Hose access port for recreational vehicles and trailers. Kay L. Bullock, Provo. Assigned to Kay A. Bullock, Provo. Filed April 7, 2003, claiming priority to provisional patent Application No. 60/370,285, filed April 5, 2002. Patent No. 6,810,898.

• Steerable horizontal subterranean drill bit. John B. Sved, West Haven, Weber County. Assigned to Hard Rock Drilling & Fabrication LLC, Syracuse. Filed July 30, 2002, claiming priority to provisional patent Application No. 60/355,153, filed Feb. 8, 2002. Patent No. 6,810,971.

• Steerable horizontal subterranean drill bit having a one-bolt attachment system. John B. Sved, West Haven, Weber County. Assigned to Hard Rock Drilling & Fabrication LLC, Syracuse. Filed July 31, 2002, claiming priority to provisional patent Application No. 60/355,153, filed Feb. 8, 2002. Patent No. 6,810,972.

• Steerable horizontal subterranean drill bit having offset cutting tooth paths. John B. Sved, West Haven, Weber County. Assigned to Hard Rock Drilling & Fabrication LLC, Syracuse. Filed July 31, 2002, claiming priority to provisional patent Application No. 60/355,153, filed Feb. 8, 2002. Patent No. 6,810,973.

• Actuator for camming devices. Brian C. Trask, Salt Lake City. Filed Dec. 3, 2002, claiming priority to provisional patent Application No. 60/337,536, filed Dec. 3, 2001. Patent No. 6,810,994.

• Method and device for separating ore. E. Verl Adams and Joyce B. Adams, both of Spanish Fork. Filed May 2, 2002. Patent No. 6,811,031.

• Blending apparatus with articulable motor-actuating housing. Thomas D. Dickson Jr., Midway, Wasatch County. Assigned to K-Tec Inc., Orem. Filed May 17, 2002. Patent No. 6,811,303.