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Class Information
Number: 138/96T
Name: Pipes and tubular conduits > End protectors > Threaded
Description:










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8622091 Protector for tubular threaded joint Jan. 7, 2014
8617465 Dialysis connector and cap compatible with gas sterilization Dec. 31, 2013
8468877 End cap for a hydraulic fitting Jun. 25, 2013
8424570 Pipe thread protector Apr. 23, 2013
8375995 Device for protecting a male end of a threaded tubular connection component, having open and closed positions, and associated methods and mounting machines Feb. 19, 2013
8348320 Load ring for lifting by elevator, of casing having no upset Jan. 8, 2013
8051879 Open ended industrial pipe cap Nov. 8, 2011
8025079 Clean out tube check valve Sep. 27, 2011
8011391 End protector device for tubular structures Sep. 6, 2011
8001995 End cap for a hydraulic fitting Aug. 23, 2011
7866346 Mud pump receiving flange and plug retainer Jan. 11, 2011
7857007 Two-part protector for a pipe end which is provided with an external or internal thread Dec. 28, 2010
7677270 Plug for a hydraulic fitting Mar. 16, 2010
7481245 Plumbing end cap Jan. 27, 2009
7469721 Thread protector for a pipe Dec. 30, 2008
7404419 Tubular element end protector and tubular element comprising same Jul. 29, 2008
7357434 Load ring for lifting by elevator, of casing having no upset Apr. 15, 2008
7284770 Thread protector for tubular members Oct. 23, 2007
7281546 Thread protection system with weather barrier Oct. 16, 2007
7163028 Multipurpose plumbing tool Jan. 16, 2007
7159619 Thread protector for use on pin end of oilfield tubulars Jan. 9, 2007
7066209 Thread protector Jun. 27, 2006
6955013 End cap locking mechanism for connecting pre-cast concrete structures Oct. 18, 2005
6752174 Safety plug Jun. 22, 2004
6722392 Assembly comprising a tube and a sleeve Apr. 20, 2004
6595243 Swimming pool plumbing water/debris barrier device and method Jul. 22, 2003
6527301 Hose thread protector and splash guard Mar. 4, 2003
6520211 Transport pipe for solid materials Feb. 18, 2003
6502604 Protecting and identifying fittings Jan. 7, 2003
6475093 Protective cover assembly for a slip yoke in a vehicle drive train assembly Nov. 5, 2002
6453949 Plug for medical bayonet connectors and drug infusion ports Sep. 24, 2002
6408887 Dual size plumbing end cap Jun. 25, 2002
6382683 High pressure gas fitting with non-rotatable features May. 7, 2002
6367508 Thread protector Apr. 9, 2002
6325106 Transport pipe for solid materials Dec. 4, 2001
6250337 Mechanical plug assembly Jun. 26, 2001
6217006 Closed ended tubular safety device and method Apr. 17, 2001
6196270 Thread protector Mar. 6, 2001
6158460 Removable plug for sealing a port of a fuel distribution head Dec. 12, 2000
6152183 Nozzle cap for sealing a nozzle by welding with a flexible element and method therefor Nov. 28, 2000
6142186 Thread-forming pipe plug Nov. 7, 2000
6116285 Removable threaded plug Sep. 12, 2000
6082410 Port plug Jul. 4, 2000
6062263 Thread-forming pipe plug May. 16, 2000
6056015 Protecting and identifying fittings May. 2, 2000
6029683 Pressurized gas tank valve plug Feb. 29, 2000
6003557 Removable sealing plug Dec. 21, 1999
5971028 Protecting cap for banjo member used in banjo type joint Oct. 26, 1999
5915418 Closure for pipes and the like Jun. 29, 1999
5899234 Test closure plug for the trap bushing of a conventional T-fitting May. 4, 1999

1 2 3










 
 
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