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Class Information
Number: 76/110
Name: Metal tools and implements, making > Blank or process > Keys
Description: Processes for making hand-operated lock keys, also patents upon blanks for making keys.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8287215 Fully automatic key duplicating machine with automatic key model identification system Oct. 16, 2012
8225696 Method of manufacturing a pocket tool Jul. 24, 2012
8215625 Key blank selector Jul. 10, 2012
7891919 Key duplication machine Feb. 22, 2011
7614158 Methods and devices for decoding locks Nov. 10, 2009
7530884 System and method for duplicating keys May. 12, 2009
7484446 Manual punch press for keys Feb. 3, 2009
7300235 Key duplicating machine Nov. 27, 2007
7210986 System and method for duplicating keys May. 1, 2007
7189037 Versatile adjustable stylus for key duplicating machine Mar. 13, 2007
7163364 Clamp for a key cutting machine Jan. 16, 2007
6895100 Method to identify a key profile, machine to implement the method and apparatus for the duplication of keys utilizing the machine May. 17, 2005
6449381 Key imaging system and method Sep. 10, 2002
6413024 Key code cutting device Jul. 2, 2002
6308543 Key plate and method for manufacturing the same Oct. 30, 2001
6185311 Key imaging system Feb. 6, 2001
6179531 Portable machine for processing keys Jan. 30, 2001
6175638 Shadow image acquisition device Jan. 16, 2001
6152662 Key duplication apparatus and method Nov. 28, 2000
6053677 Apparatus for supporting keys and key blanks during cutting thereof Apr. 25, 2000
5964554 Duplicating key machine and method of operating same Oct. 12, 1999
5951218 Key duplicating machine Sep. 14, 1999
5908273 Key duplication apparatus and method Jun. 1, 1999
5711643 Portable semi-automatic computer code key cutting machine Jan. 27, 1998
5676504 Key cutting machine with key tracing and electronic code cutting duplication modes Oct. 14, 1997
5671523 Method for supporting keys and key blanks during cutting thereof Sep. 30, 1997
5607267 Method and apparatus for aligning and cutting single-sided and double-sided keys Mar. 4, 1997
5582050 Cylinder lock-key-combination, a key therefor and a method of producing the key from a key blank Dec. 10, 1996
5556240 Key positioning fixture for a key cutting machine Sep. 17, 1996
5538374 Key duplicating machine and method Jul. 23, 1996
5443339 Method and apparatus for aligning and cutting single-sided and double sided keys Aug. 22, 1995
5441369 Duplicating machine for security keys Aug. 15, 1995
5337588 Electronic lock and key system Aug. 16, 1994
5314274 Method and apparatus for duplicating keys using tip-referenced alignment between key blank and master key May. 24, 1994
5271698 Key cutting machine with a code selectable key duplicating system Dec. 21, 1993
5244321 Key cutting apparatus Sep. 14, 1993
5201203 Flat plastic key with shortened key alignment groove Apr. 13, 1993
5167171 Universal key blank and key duplication method Dec. 1, 1992
5133127 Bush code duplicator partial silhouette method Jul. 28, 1992
5127532 Automatic key identification system Jul. 7, 1992
5050462 Tool and method for deciphering codes and recreating lost vehicle ignition keys Sep. 24, 1991
5042330 Key manufacturing method Aug. 27, 1991
4971489 Code key cutting machine fast cam feed Nov. 20, 1990
4969782 Key blank adaptor Nov. 13, 1990
4907919 Key manufacturing machine Mar. 13, 1990
4898504 Key cutting machine Feb. 6, 1990
4817406 Lock impressioning key Apr. 4, 1989
4780032 Key duplicating apparatus Oct. 25, 1988
4735069 Cylinder lock and key Apr. 5, 1988
4671711 Key-cutting machine Jun. 9, 1987

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