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Class Information
Number: 30/81
Name: Cutlery > Razors > Detachable blade, guarded cutting edge > Guards > Edge structure
Description: Devices in which the edge structure, per se, of the guard is claimed.

Sub-classes under this class:

Class Number Class Name Patents
30/82 Modified teeth 12

Patents under this class:

Patent Number Title Of Patent Date Issued
8448339 Shaving cartridge with supressed blade geometry May. 28, 2013
8413334 Shaving cartridge guard for supporting skin Apr. 9, 2013
8186062 Safety razor with filament guard May. 29, 2012
7197825 Razors and shaving cartridges with guard Apr. 3, 2007
6941659 Safety razors Sep. 13, 2005
6722039 Manual safety straight razor having doubled-sided blades Apr. 20, 2004
6701619 Manual safety straight razor having double-sided blades Mar. 9, 2004
6516518 Razor blade unit Feb. 11, 2003
6412176 Razor cartridge with dimpled blade guard Jul. 2, 2002
6301785 Shaving aid strip for razor cartridge Oct. 16, 2001
6298557 Safety razors Oct. 9, 2001
6298559 Shaving aid strip for razor cartridge Oct. 9, 2001
6185822 Shaving system Feb. 13, 2001
6167625 Shaving implement Jan. 2, 2001
6131287 Razor cartridge with dimpled blade guard Oct. 17, 2000
5689883 Shaving implement Nov. 25, 1997
5475923 Segmented guard bar Dec. 19, 1995
5410810 Safety razors May. 2, 1995
5313705 Segmented guard bar with improved skin flow control May. 24, 1994
5185927 Segmented guard bar with improved skin flow control Feb. 16, 1993
5092042 Shaving system Mar. 3, 1992
5040296 Erasable label Aug. 20, 1991
4998347 Shaving instrument with high energy beam induced microstretch element Mar. 12, 1991
4912846 Disposable razor Apr. 3, 1990
4443939 Flexible razor blade cartridge Apr. 24, 1984
3939560 Shaving equipment Feb. 24, 1976

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