Resources Contact Us Home
Browse by Category: Main > Construction
Class Information
Number: 411/493
Name: Expanded, threaded, driven, headed, tool-deformed, or locked-threaded fastener > Impact driven fastener, e.g., nail, spike, tack, etc. > Shank or penetrating end structure > End structure
Description: Subject matter wherein significance is attributed to the piercing end of the fastener.

Sub-classes under this class:

Class Number Class Name Patents
411/496 Chisel point 10
411/498 Conical point 9
411/499 Having a curved surface 11
411/494 Pyramidal point 3
411/495 Slotted end 9
411/497 Stepped end 2

Patents under this class:

Patent Number Title Of Patent Date Issued
8616817 Screw nail Dec. 31, 2013
8375549 Method for establishing a nail connection between two non-prepunched components Feb. 19, 2013
7736110 Wire staple for attaching metal sheets Jun. 15, 2010
7398623 Deck board fastener with concave prongs Jul. 15, 2008
6089808 Angled chisel point brad and method therefor Jul. 18, 2000
5826391 Concrete joint and method Oct. 27, 1998
5788444 Fastener assembly for use with a power actuated gun Aug. 4, 1998
5785476 Fastener with soft tip Jul. 28, 1998
5658109 Steel pin and method for its manufacture Aug. 19, 1997
4927309 Wire nail May. 22, 1990
4235148 Connector plate Nov. 25, 1980
4231280 Interpenetrating nailable fastener for sheet metal Nov. 4, 1980
4157677 Self-drilling dowel with drill head Jun. 12, 1979

  Recently Added Patents
Correction information calculating device, image processing apparatus, image display system, and image correcting method
Use of cocoa extract
Image forming apparatus and control method therefor
Method and CTDevice for computer tomographic spiral scanning of a patient
Hot-press cushion material and manufacturing method of the same
Wafer processing method and system using multi-zone chuck
Transfer device and image forming apparatus including regulation member
  Randomly Featured Patents
End casing for an electrodialyzer electrodialyzer equipped with such a casing and use of the said electrodialyzer
Colored glass-ceramic articles
Sending service data to an RFID tag while an attached computer system is powered off
Ceramic material
Electret fiber sheet and method of producing same
Method of manufacturing a high density integrated circuit module having complex electrical interconnect rails
Preparation of optically-active di-(3-chloro-2-oxy-propyltrimethylammonium)-tartrate
Oxazoline ligands for asymmetric catalysis
Compositions comprising a fluorosurfactant and a hydrotrope