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Class Information
Number: 138/89.3
Name: Pipes and tubular conduits > With closures and plugs > Inflation stem type > Air cap
Description: Closures for pipes of the inflation stem type comprising air caps.

Patents under this class:

Patent Number Title Of Patent Date Issued
8651144 Two-section valve cap Feb. 18, 2014
8371337 Quick release tire stem cap Feb. 12, 2013
8353315 End cap Jan. 15, 2013
7770601 Magnetic valve cap for the valve stem of a pneumatic tire Aug. 10, 2010
7481245 Plumbing end cap Jan. 27, 2009
6279600 Method for securing a valve cap Aug. 28, 2001
6223776 Guidable pipe plug May. 1, 2001
6102064 Theft resistant valve cap Aug. 15, 2000
6036169 Self alignable threaded cap and threaded pressure relief valve Mar. 14, 2000
5640999 Venting cap for fill pipe Jun. 24, 1997
5503189 Flange protector having flexible coupling insert and method for detachably coupling same to a conduit Apr. 2, 1996
5280809 Medical conduit end breather cap Jan. 25, 1994
4793395 Tire shock absorber Dec. 27, 1988
4356836 Tubeless tire valve stem and cover Nov. 2, 1982
4337814 Air valve conduit in the track wall of a tire Jul. 6, 1982
4114669 Sterile port structure Sep. 19, 1978

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