Patents for B21F 25 - Making barbed wire (89)
03/2015
03/03/2015US8966728 System and method for forming barbs on a suture
10/2014
10/07/2014US8851456 Barbed tape with sensor conductor and reinforcement wire
04/2014
04/16/2014CN102438771B Barbed tape with sensor conductor and reinforcement wire
03/2014
03/20/2014WO2013167861A3 Barbed tape and apparatus for deploying a barbed tape
03/20/2014WO2013167859A3 Barbed tape and apparatus for deploying a barbed tape
01/2014
01/23/2014WO2013136164A3 Razor wire
12/2013
12/31/2013US8615856 Apparatus and method for forming self-retaining sutures
11/2013
11/14/2013WO2013167861A2 Barbed tape and apparatus for deploying a barbed tape
11/14/2013WO2013167859A2 Barbed tape and apparatus for deploying a barbed tape
04/2013
04/23/2013US8424811 Barbed-type mesh
05/2012
05/24/2012US20120126191 Barbed tape with sensor conductor and reinforcement wire
05/02/2012CN102438771A Barbed tape with sensor conductor and reinforcement wire
04/2012
04/24/2012US8164448 Security fence for swimming pools
03/2012
03/29/2012WO2012039697A1 Reinforced piercing-cutting strip of composite materials
10/2011
10/11/2011US8032996 Apparatus for forming barbs on a suture
10/04/2011US8028388 System for cutting a suture to create tissue retainers of a desired shape and size
10/04/2011US8028387 System for supporting and cutting suture thread to create tissue retainers thereon
09/2011
09/20/2011US8020263 Automated system for cutting tissue retainers on a suture
09/13/2011US8015678 Method for cutting a suture to create tissue retainers of a desired shape and size
09/06/2011US8011072 Method for variable-angle cutting of a suture to create tissue retainers of a desired shape and size
08/2011
08/16/2011US7996968 Automated method for cutting tissue retainers on a suture
08/16/2011US7996967 System for variable-angle cutting of a suture to create tissue retainers of a desired shape and size
03/2011
03/29/2011US7913365 Method of forming barbs on a suture and apparatus for performing same
03/22/2011US7909309 Antipersonnel barrier system
03/01/2011US7896317 Concertina tape products configured for stable deployment and retrieval
02/2011
02/16/2011EP1799377B1 Barbed tape product
11/2010
11/18/2010WO2010130637A1 Barbed tape with sensor conductor and reinforcement wire
11/17/2010EP2251116A1 Barbed tape with sensor conductor and reinforcement wire
08/2010
08/03/2010US7765657 System for forming barbed tape product
02/2010
02/16/2010US7661656 Barbed tape
12/2009
12/01/2009US7624487 Apparatus and method for forming barbs on a suture
09/2009
09/17/2009US20090233021 System and methods for forming barbed tape product with predetermined pattens of attachment points including patterns for concertina tape products configured for....
09/10/2009US20090223590 System and methods for forming barbed tape product
06/2009
06/23/2009US7549203 System for forming barbed tape product
01/2009
01/27/2009US7481444 Concertina tape products configured for stable deployment and retrieval
12/2008
12/04/2008WO2007078307A3 Antipersonnel barrier system
10/2008
10/21/2008US7438094 Metal tie tool with rotary gripper and ball setting device
09/2008
09/02/2008US7419140 Security fence module
04/2008
04/08/2008US7353846 Motor-driven reinforcing rod binding machine
04/08/2008US7353576 Methods for forming barbed tape product
03/2008
03/25/2008US7346968 Method and apparatus for connecting loops of barbed tape to each other
03/05/2008EP1799377A4 System and methods for forming barbed tape product with predetermined patterns of attachment points including patterns for concertina tape products configured for stable deployment and retrieval
02/2008
02/19/2008US7331568 Apparatus for use with coiled barrier material
11/2007
11/06/2007US7290756 Concertina tape products configured for stable deployment and retrieval
07/2007
07/12/2007WO2007078307A2 Antipersonnel barrier system
06/2007
06/27/2007EP1799377A2 System and methods for forming barbed tape product with predetermined patterns of attachment points including patterns for concertina tape products configured for stable deployment and retrieval
06/21/2007US20070138454 Security mesh panel
06/05/2007US7225512 Method of forming barbs on a suture and apparatus for performing same
05/2007
05/24/2007WO2006014684A3 System and method for forming barbed tape
12/2006
12/28/2006US20060289845 Method of retrofit installation of a portable swimming pool barrier fence
09/2006
09/28/2006US20060214148 Antipersonnel barrier system
08/2006
08/24/2006US20060185138 Method and apparatus for connecting loops of barbed tape to each other
02/2006
02/09/2006WO2006014684A2 System and method for forming barbed tape
02/02/2006US20060022185 Barbed tape product with a predetermined pattern of attachment points and attachment elements
02/02/2006US20060022184 Concertina tape products configured for stable deployment and retrieval
08/2005
08/09/2005US6926262 Barbed tape
07/2005
07/21/2005US20050155201 Apparatus and method for attaching barbed wire to fence posts
07/2004
07/01/2004DE4131707B4 Umzäunungsmaterial und Verfahren zu seiner Herstellung Fencing material and process for its preparation
08/2003
08/05/2003US6601830 Barbed tape
01/2000
01/13/2000WO2000001501A1 Material for barriers
07/1999
07/22/1999WO1999036205A1 Method of making a barrier material
03/1995
03/28/1995US5401002 Barb stiffening process and product
01/1994
01/05/1994CN2151825Y Barbed wire
12/1993
12/09/1993DE4317204A1 Steel or plastics barbed wire or strip - is formed by parallel cuts alternately from both edges
05/1992
05/05/1992US5109583 Method of manufacturing barbed tape
10/1991
10/16/1991CN2086641U Calendering metallic wire and ring-forming maching
09/1990
09/11/1990US4955118 Method of manufacturing a roll of coiled, clamped barbed wire
08/1990
08/16/1990DE3903151C1 Barbed wire
05/1990
05/01/1990US4920775 Apparatus for making barbed tape
02/1990
02/27/1990US4903384 Apparatus for the manufacture of a roll of coiled, clamped barbed wire
12/1989
12/19/1989US4887796 Barbed tape
12/05/1989US4884425 Roll forming apparatus for forming barbed tape into a coded configuration
07/1989
07/04/1989US4844422 Barbed tape barrier
05/1989
05/30/1989US4833904 Process for making barbed tape
04/1989
04/04/1989US4818972 Reinforced barbed tape including electrical sensor
01/1989
01/12/1989DE3819747A1 Method and apparatus for the production of a roll from coiled, clipped spiked strip
11/1988
11/15/1988US4784373 Barbed tape
01/1988
01/12/1988US4718641 Barbed tape with reinforced barbs
04/1985
04/09/1985US4509726 Barrier
05/1982
05/11/1982US4328955 Defensive personnel barrier
03/1982
03/02/1982US4317955 Barbed wire
12/1981
12/08/1981USRE30814 Apparatus and method for forming barbed tape
10/1981
10/21/1981EP0037969A1 Barbed steel strap
09/1979
09/04/1979CA1061683A1 Apparatus and method for forming barbed tape
09/1977
09/06/1977US4045985 Apparatus for making barbed material
08/1977
08/09/1977US4040603 Barbed metal tape
06/1977
06/14/1977US4028925 Apparatus and method for forming barbed tape
11/1976
11/09/1976US3990485 Barbed wire construction
03/1976
03/02/1976US3941164 Process for making barbed material