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Class Information
Number: 24/67.1
Name: Buckles, buttons, clasps, etc. > Paper fastener > With screw threaded or notch engaging securing means
Description: Device wherein the clamping action of the clamp means is accomplished by means in the form of (1) a series of discreat recesses or (2) a continuous helical groove.

Patents under this class:

Patent Number Title Of Patent Date Issued
8079165 Portable shopping aid Dec. 20, 2011
8050429 Audio recordation and reproduction spring clips Nov. 1, 2011
7788874 Roofing clip for metal roofing Sep. 7, 2010
7673410 Portable shopping aid Mar. 9, 2010
7577264 Audio recordation and reproduction spring clips Aug. 18, 2009
7160046 Fastening system Jan. 9, 2007
7120968 Fastener system and method for binding papers Oct. 17, 2006
7097378 Accessory for a writing board, file or the like which is equipped with such an accessory Aug. 29, 2006
7052045 Labeling device for bound materials May. 30, 2006
6973700 Paper clip Dec. 13, 2005
6955493 Flexibind books Oct. 18, 2005
6862780 Clamps Mar. 8, 2005
6779771 Dual extrusion snap closed ceiling sign hanger Aug. 24, 2004
6691376 Firmly secured paper clip Feb. 17, 2004
6666609 Flip chart holder Dec. 23, 2003
6116804 Binder security lock Sep. 12, 2000
5226360 Bundling device Jul. 13, 1993
5179765 Plastic paper clip Jan. 19, 1993
4921506 Clamp assembly May. 1, 1990
4836389 Self-locking cam lever Jun. 6, 1989
4745662 Easily assembled clip May. 24, 1988
4594754 Clamp for holding sheet articles Jun. 17, 1986
4503979 Two piece clamp binder Mar. 12, 1985
4434534 Holding-down and clamping device for shackle mechanisms Mar. 6, 1984
4147257 Device for joining consolidated lamellar material Apr. 3, 1979

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