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Class Information
Number: D8/63
Name: Tools and hardware > Other tools and implements > With relative movement of parts while performing function > Power tool > Sander or grinder > Knife or scissors sharpener (7)

Patents under this class:

Patent Number Title Of Patent Date Issued
D703018 Electric grinder for sharpening knives Apr. 22, 2014
D699534 Knife sharpener Feb. 18, 2014
D688545 Knife sharpener Aug. 27, 2013
D680399 Three stage knife sharpener Apr. 23, 2013
D620332 Cross-grind sharpener Jul. 27, 2010
D614009 Sharpening machine for sharpening knives Apr. 20, 2010
D605918 Sharpening machine for sharpening knives Dec. 15, 2009
D604135 Knife and scissors sharpener Nov. 17, 2009
D604134 Abrasive sharpener Nov. 17, 2009
D604133 Electric sharpener Nov. 17, 2009
D575124 Electric sharpener Aug. 19, 2008
D575125 Electric sharpener Aug. 19, 2008
D568132 Sharpener for drill bits May. 6, 2008
D567611 Electric knife sharpener having a brushed texture housing Apr. 29, 2008
D543430 Electric knife sharpener May. 29, 2007
D542616 Electric knife sharpener May. 15, 2007
D523717 Sharpener Jun. 27, 2006
D491783 Household electric sharpener Jun. 22, 2004
D473777 Knife sharpener Apr. 29, 2003
D447031 Hand carry air tacker Aug. 28, 2001
D409891 Sharpener May. 18, 1999
D390084 Hand held skate sharpener Feb. 3, 1998
D363867 Knife sharpener Nov. 7, 1995
D342003 Portable manual knife sharpener Dec. 7, 1993
D331688 Knife sharpener or the like Dec. 15, 1992
D328410 Knife sharpener Aug. 4, 1992
D326986 Knife sharpener Jun. 16, 1992
D309414 Knife sharpener Jul. 24, 1990
D309415 Knife sharpener Jul. 24, 1990
D308018 Knife sharpener May. 22, 1990
D290868 Hand-held battery operated tool for stripping fishing line from a reel and for sharpening fish hooks Jul. 14, 1987
D289885 Knife sharpener May. 19, 1987
D264679 Fish hook sharpener Jun. 1, 1982
D264547 Electric fish hook sharpener May. 25, 1982

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