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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 150


Patents under this class:
1 2 3 4 5 6

Patent Number Title Of Patent Date Issued
8671991 Flange protector and lug Mar. 18, 2014
8646488 Protective cap for pipe and tube ends Feb. 11, 2014
8617465 Dialysis connector and cap compatible with gas sterilization Dec. 31, 2013
8443844 Flange protector May. 21, 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
8342210 Security cap with latch Jan. 1, 2013
8225809 Methods and apparatus for introducing a pig into a fluid system Jul. 24, 2012
8141309 Energy absorptive impalement protective cover apparatus Mar. 27, 2012
8118091 End protector system for tubular goods Feb. 21, 2012
8113548 Quick connector for high pressure applications Feb. 14, 2012
8051879 Open ended industrial pipe cap Nov. 8, 2011
8011391 End protector device for tubular structures Sep. 6, 2011
7913717 Fast acting gate Mar. 29, 2011
7900654 Vented barrier cover Mar. 8, 2011
7891380 Protective cap for quick connector Feb. 22, 2011
7878219 Fluid system coupling with pin lock Feb. 1, 2011
7810845 Pipe thread sealant sheath Oct. 12, 2010
7762282 Closure for a plumbing cleanout Jul. 27, 2010
7757718 Polymer reinforcement for a clay pipe joint Jul. 20, 2010
7739839 Down spout safety edge system Jun. 22, 2010
7735525 Thermally insulated apparatus for liquid chromatographic analysis Jun. 15, 2010
7727593 Cap and plug masking or shipping Jun. 1, 2010
7665485 Hatch for the opening and closing of pressurised pipes, in particular for the opening and closing of branch pipes for the introduction of pipe cleaning and inspection apparatus Feb. 23, 2010
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
7484696 Pipe fixing system Feb. 3, 2009
7484533 Vent cap and inspection cap fitting assembly 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

1 2 3 4 5 6










 
 
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