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Class Information
Number: 451/45
Name: Abrading > Abrading process > Razor, knife, or scissors sharpening
Description: Method for sharpening the cutting edge of cutlery comprising a razor, knife, or a blade of a pair of scissors by an abrading operation.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7614937 |
Cutting device and method of generating cutting geometry |
Nov. 10, 2009 |
| 7614938 |
Reconditioned medical devices |
Nov. 10, 2009 |
| 7572171 |
Cutting-tool holder used for grinding |
Aug. 11, 2009 |
| 7553216 |
Honing guide assembly |
Jun. 30, 2009 |
| 7553220 |
Retractable abrasive sharpener and carrying case |
Jun. 30, 2009 |
| 7549910 |
Blade sharpening holder |
Jun. 23, 2009 |
| 7530884 |
System and method for duplicating keys |
May. 12, 2009 |
| 7503835 |
Lawnmower blade sharpener |
Mar. 17, 2009 |
| 7465220 |
Apparatus and method for corrugating resharpened blades |
Dec. 16, 2008 |
| 7455572 |
Method and device for grinding a saw chain |
Nov. 25, 2008 |
| 7413504 |
Blade sharpening device with blade contour copying device |
Aug. 19, 2008 |
| 7387562 |
Blade sharpening device |
Jun. 17, 2008 |
| 7374470 |
Knife sharpening apparatus |
May. 20, 2008 |
| 7338351 |
Apparatus and method for sharpening tool blades |
Mar. 4, 2008 |
| 7335093 |
Blade sharpening holder |
Feb. 26, 2008 |
| 7329172 |
Rotary mower blade sharpener having movable griding wheels |
Feb. 12, 2008 |
| 7238096 |
Orbital rotary blade sharpener |
Jul. 3, 2007 |
| 7220169 |
Sharpening apparatus |
May. 22, 2007 |
| 7220170 |
Blade sharpening machines |
May. 22, 2007 |
| 7210986 |
System and method for duplicating keys |
May. 1, 2007 |
| RE39492 |
Method for sharpening bedknives |
Feb. 20, 2007 |
| 7134935 |
Lubricated razor blade edge sanitizer and sharpener |
Nov. 14, 2006 |
| 7134937 |
Food product slicer with knife sharpener and associated knife guard |
Nov. 14, 2006 |
| 7112124 |
Rotary blade sharpener |
Sep. 26, 2006 |
| 7083503 |
Method for sharpening the knife of a rotary trimmer and a rotary trimmer for realizing the method |
Aug. 1, 2006 |
| 7066793 |
Mechanical non-serrated knife grinder and honer |
Jun. 27, 2006 |
| 7056195 |
Apparatus and method for sharpening tool blades |
Jun. 6, 2006 |
| 7037175 |
Method of sharpening cutting edges |
May. 2, 2006 |
| 7033247 |
Electric sharpener |
Apr. 25, 2006 |
| 6969299 |
Razor blade sharpener |
Nov. 29, 2005 |
| 6955584 |
Grinding machine comprising a measuring system and control for providing a master blade and method for providing a bar blade |
Oct. 18, 2005 |
| 6942551 |
Method for forming a cutting edge along an edge portion of a blade stock |
Sep. 13, 2005 |
| 6932684 |
Reciprocal blade lapping machine |
Aug. 23, 2005 |
| 6910942 |
Semiconductor wafer chemical-mechanical planarization process monitoring and end-point detection method and apparatus |
Jun. 28, 2005 |
| 6905403 |
Knife-sharpening machine |
Jun. 14, 2005 |
| 6881137 |
Manual knife sharpener with angle control |
Apr. 19, 2005 |
| 6860796 |
Single station blade sharpening method |
Mar. 1, 2005 |
| 6852014 |
Sharpening guide for dental tools |
Feb. 8, 2005 |
| 6846229 |
Handheld retractable pull-through knife sharpener |
Jan. 25, 2005 |
| 6814652 |
Method to sharpen the cutting knife of a knife ring chipper |
Nov. 9, 2004 |
| 6808441 |
Dental tool sharpener and method of use |
Oct. 26, 2004 |
| 6802763 |
Apparatus for sharpening blades |
Oct. 12, 2004 |
| 6726543 |
Skate blade sharpening apparatus and method |
Apr. 27, 2004 |
| 6726542 |
Grinding wheel, grinding system and method for grinding a blade |
Apr. 27, 2004 |
| 6726552 |
Drawer mounted knife sharpener |
Apr. 27, 2004 |
| 6726551 |
Manual knife sharpener with angle control |
Apr. 27, 2004 |
| 6679757 |
Shaping tool and method for shaping curved surfaces on workpieces |
Jan. 20, 2004 |
| 6676490 |
Steel and stone blade sharpening device |
Jan. 13, 2004 |
| 6669531 |
Apparatus for high tolerance brush honing |
Dec. 30, 2003 |
| 6666758 |
Lawn mower blade sharpener |
Dec. 23, 2003 |
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