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Class Information
Number: 137/371
Name: Fluid handling > With casing, support, protector or static constructional installations > Static constructional installations > Ground supporting enclosure > Valve and meter wells > Covers
Description: Devices comprising closures for the upper ends of the valve or meter wells.










Patents under this class:
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Patent Number Title Of Patent Date Issued
8511930 Cover for a road system device and corresponding road system device Aug. 20, 2013
8511336 Irrigation manifold and vault Aug. 20, 2013
8454263 Production-optimized manhole cover Jun. 4, 2013
8387454 Flow meter casing having segmented external ring structure Mar. 5, 2013
D671435 Panel Nov. 27, 2012
8292540 Manhole assembly and related method Oct. 23, 2012
8091571 Valve box, valve control device and assembly thereof Jan. 10, 2012
8051873 Wet well pumping system and method of installing and servicing the system Nov. 8, 2011
7905679 Dual lifting manhole cover Mar. 15, 2011
7870867 Curb box lock Jan. 18, 2011
7753617 Utility cover system Jul. 13, 2010
7744304 Socket hinged construction casting assembly Jun. 29, 2010
7726902 Locking cover for wells and underground tanks Jun. 1, 2010
7621340 System and method for capping abandoned wells Nov. 24, 2009
7600571 Method and apparatus for re-entering an abandoned well Oct. 13, 2009
7370663 Barrier device for fluid system cover May. 13, 2008
7341398 Lift-assisted manhole cover Mar. 11, 2008
7322563 Arrangement for securing in-ground water valves Jan. 29, 2008
7117883 Valve key alignment assembly for curb stop box Oct. 10, 2006
7094000 Socket hinged construction casting assembly Aug. 22, 2006
7004677 Enhanced irrigation valve platform assembly Feb. 28, 2006
6994489 Utility cover system Feb. 7, 2006
6932099 Configurable valve-electrical box for underground conduit system to distribute water to landscaping Aug. 23, 2005
6886577 Product identification rings for below ground storage tanks May. 3, 2005
6820646 Installation for measuring and displaying fluid volume and corresponding use for maintaining below frostline and accessible valving and metering equipment Nov. 23, 2004
6802337 Valve can extension Oct. 12, 2004
6772782 Cable routing in wastewater lift station Aug. 10, 2004
6749080 Underground utility housing Jun. 15, 2004
6712086 Above ground meter box Mar. 30, 2004
6644342 Modular integrated wastewater lift station construction kit Nov. 11, 2003
6634374 In ground hose well Oct. 21, 2003
6536471 Low-cost stream switching system Mar. 25, 2003
6536462 Fire hydrant cover Mar. 25, 2003
6474358 Fire hydrant safety box Nov. 5, 2002
6202675 Lift station flood control system Mar. 20, 2001
6036401 Roadway access device and method of using same Mar. 14, 2000
6029684 Sewer inspection chamber with back-flow prevention valve Feb. 29, 2000
5996612 Apparatus for elevating a meter enclosure cover Dec. 7, 1999
5983916 Upgrade of below grade fill to at grade fill Nov. 16, 1999
5983925 Dirt free valve Nov. 16, 1999
5975122 Replaceable flow-control assembly for use in a fluid flow line Nov. 2, 1999
5871030 Curb box locking device Feb. 16, 1999
5826609 Sewer inspection chamber with back-flow prevention valve and method and apparatus for installing valve in sewer inspection chamber Oct. 27, 1998
5803125 Adjustable valve box Sep. 8, 1998
5775365 Flood protection sewer backflow control valve and adapter assembly Jul. 7, 1998
5769565 Protective housing for sewer or septic clean-out lines Jun. 23, 1998
5738140 Adjustable height extension stem and valve box assembly Apr. 14, 1998
5671772 Adjustable valve box Sep. 30, 1997
5628152 Adjustable manhole cover support with shield May. 13, 1997
5577531 Flood protection sewer backflow control valve and adapter assembly Nov. 26, 1996

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