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Class Information
Number: 411/452
Name: Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener > Impact driven fastener, e.g., nail, spike, tack, etc. > Including integral locking means > Comprising protrusion or recess on shank > Longitudinal rib
Description: Subject matter wherein the outwardly extending structure comprises a narrow ridge running lengthwise of the shank.










Sub-classes under this class:

Class Number Class Name Patents
411/453 Spiral rib 42


Patents under this class:

Patent Number Title Of Patent Date Issued
8348572 Hole-forming and thread-forming screw Jan. 8, 2013
7845889 Grooved fastener Dec. 7, 2010
7815409 Integral joining Oct. 19, 2010
7744629 Spinal stabilization system with flexible guides Jun. 29, 2010
7670093 Non-prismatic grooved shank fastener Mar. 2, 2010
7513728 Reduced material fastener Apr. 7, 2009
7246965 Method of assembling a link to a support, and a vibration-damping device manufactured by said method Jul. 24, 2007
7097403 Reduced material fastener Aug. 29, 2006
7077374 Mounting apparatus Jul. 18, 2006
6814531 Rotation restraining self-piercing rivet Nov. 9, 2004
6742976 Ribbed dowel Jun. 1, 2004
6692499 Surgical fastener for tissue treatment Feb. 17, 2004
6042317 Nail with expansion region Mar. 28, 2000
5867958 Easy drive concrete fastener system Feb. 9, 1999
5661938 Easy drive concrete fastener system Sep. 2, 1997
5441373 Coated fastener Aug. 15, 1995
5428935 Anchors for impact attenuation safety cushion system Jul. 4, 1995
5391029 Fastening nail Feb. 21, 1995
5192169 Friction rock stabilizer Mar. 9, 1993
5170606 Anchor sleeve Dec. 15, 1992
5143501 Grooved nail and strip Sep. 1, 1992
5011354 Concrete fastener apparatus Apr. 30, 1991
4979859 Article for fixing items to hardened substrates Dec. 25, 1990
4973211 Star fasteners Nov. 27, 1990
4940355 Quick install and release fastening system Jul. 10, 1990
4869440 Magnetic tape cassette Sep. 26, 1989
4815910 Collated nail strip Mar. 28, 1989
4781508 Fluted nail Nov. 1, 1988
4764072 Fastening device Aug. 16, 1988
4762454 Permanent spike member for wooden objects Aug. 9, 1988
4755091 Star fastener Jul. 5, 1988
4666345 Rock bolt structure May. 19, 1987
4661022 Rock bolt structure and installation Apr. 28, 1987
4650373 Rock bolt construction and installation Mar. 17, 1987
4637768 Nail-type fastener, and process for manufacturing such fasteners Jan. 20, 1987
4588152 Stucco wall fastener May. 13, 1986
4482795 Longitudinal finned resistance weld pin Nov. 13, 1984
4471159 Electrical connector and method of making an electrical connection Sep. 11, 1984
4396329 Pine tree clip Aug. 2, 1983
4304039 Method and an article for joining articles Dec. 8, 1981
4097168 Prestressed connection and fastener therefor Jun. 27, 1978
4012884 Prestressed connection and fastener therefor Mar. 22, 1977
3965640 Fastener for securing a structural member to concrete Jun. 29, 1976
3964879 Fastener for joining articles Jun. 22, 1976











 
 
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