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


Sub-classes under this class:

Class Number Class Name Patents
138/96T Threaded 137


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
7614426 Cap for connector Nov. 10, 2009
7597117 Compression plug system for tubes and pipes Oct. 6, 2009
7571936 Screw connection element and protective sleeve therefor Aug. 11, 2009
7549447 Pressure valve inlet cover system Jun. 23, 2009
7487801 Cap and plug for masking or shipping Feb. 10, 2009
7484533 Vent cap and inspection cap fitting assembly Feb. 3, 2009
7484696 Pipe fixing system Feb. 3, 2009
7481245 Plumbing end cap Jan. 27, 2009
7472522 Protective rebar cover Jan. 6, 2009
7404419 Tubular element end protector and tubular element comprising same Jul. 29, 2008
7371003 Mixer foot and hand held mixer equipped with the foot May. 13, 2008
7347455 Riser protector Mar. 25, 2008
7341475 Ground rod cap Mar. 11, 2008
7328723 Pipe nipple protective sleeve Feb. 12, 2008
7281546 Thread protection system with weather barrier Oct. 16, 2007
7278450 Coupling assembly for securement in the open end of a pipe Oct. 9, 2007
7252117 Reusable stub-out cover Aug. 7, 2007
7168451 Removable hose cover Jan. 30, 2007
7152630 Fluid system coupling Dec. 26, 2006
7134454 Cap for blocking a pipe Nov. 14, 2006
7066209 Thread protector Jun. 27, 2006
6978803 Flue cap Dec. 27, 2005
6955013 End cap locking mechanism for connecting pre-cast concrete structures Oct. 18, 2005
6935380 Reversible dual size plumbing end cap Aug. 30, 2005
6901969 Plugs for use in conduits to reinforce air conditioning ducts, and methods of manufacture and use Jun. 7, 2005
6880580 Heat pipe having an elastic sealing member Apr. 19, 2005
6874541 Temporary duct cover Apr. 5, 2005
6799606 Drainage pipe covering kit for use during building or floor construction Oct. 5, 2004
6796333 Protective packing structure for a cylindrical object and fitted with a fastener Sep. 28, 2004
6792977 End cap for a corrugated conduit Sep. 21, 2004
6789578 Remotely operable closure device Sep. 14, 2004
6758244 Thrust plug and method for using a thrust plug Jul. 6, 2004
6752176 Adjustable adapter for pipe insulation cladding Jun. 22, 2004
6752173 Plug means Jun. 22, 2004
6725468 Combination plug device and cover plate Apr. 27, 2004
6705350 Plug and plugging machine for pipeline fitting Mar. 16, 2004
6698611 Tank cap Mar. 2, 2004
6637464 Hydrostatic test cap Oct. 28, 2003
6595243 Swimming pool plumbing water/debris barrier device and method Jul. 22, 2003
6568430 Quick release pipe end cap May. 27, 2003
6557588 Aggregate retaining device for drain covers May. 6, 2003
6532992 Reusable pipe flange cover Mar. 18, 2003
6527301 Hose thread protector and splash guard Mar. 4, 2003
6520212 Protective end cap for tube end Feb. 18, 2003
6513550 Two-piece cap for a vent hose Feb. 4, 2003
6502604 Protecting and identifying fittings Jan. 7, 2003
6499511 Pipe end fittings Dec. 31, 2002
6475093 Protective cover assembly for a slip yoke in a vehicle drive train assembly Nov. 5, 2002
6474365 Overflow drain outlet cover system Nov. 5, 2002
6460572 Closure device Oct. 8, 2002

1 2 3 4 5 6


 
 
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