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Class Information
Number: 405/49
Name: Hydraulic and earth engineering > Drainage or irrigation > Porous or apertured pipe, flume, or tileway > Corrugated
Description: Method and apparatus wherein the water-conducting member includes a series of alternate ridges and grooves extending about the entire periphery.










Patents under this class:
1 2 3

Patent Number Title Of Patent Date Issued
8672583 Corrugated stormwater chamber having sub-corrugations Mar. 18, 2014
8491224 Plastic detention chamber for stormwater runoff and related system and methods Jul. 23, 2013
8439602 Flow control liner system May. 14, 2013
8425148 Storm water retention chambers with arch shaped row connector and method of connecting molded chamber structures Apr. 23, 2013
8342212 Fluid conduit with layered and partial covering material thereon Jan. 1, 2013
8337119 Leaching chamber having a dome shaped end portion for pivotably connecting with a second chamber end portion Dec. 25, 2012
8322948 Leaching chamber having pillars Dec. 4, 2012
8297880 Leaching chamber with continuous curve arch and closely spaced corrugations Oct. 30, 2012
8157475 Reinforcement liner installation mold mounted on a corrugated steel plate structure Apr. 17, 2012
8147688 Stormwater chamber detention system Apr. 3, 2012
8029376 Shock absorbing athletic field and method of constructing same Oct. 4, 2011
8007201 Septic system Aug. 30, 2011
8002497 Coupler for leaching chamber systems Aug. 23, 2011
7914231 Leaching chamber having a diagonally ribbed top Mar. 29, 2011
7914230 Corrugated leaching chamber with hollow pillar supports Mar. 29, 2011
7896160 System for supplying tubular geotextile material for perforated drain pipes Mar. 1, 2011
7887256 Smooth interior water collection and storage assembly Feb. 15, 2011
7810291 Connectable drainage device Oct. 12, 2010
7806627 Storm water retention chambers with arch-shaped row connector Oct. 5, 2010
7758282 Asymmetrical corrugated ditch liner system Jul. 20, 2010
7661903 Low-pressure dosing system for sewage disposal and associated methods Feb. 16, 2010
7637691 Multiple layer wall water storage chambers Dec. 29, 2009
7628566 Smooth interior water collection and storage assembly Dec. 8, 2009
7618213 Drainage geocomposite and its method of manufacture Nov. 17, 2009
7611306 Leaching chamber with drain holes in base flange Nov. 3, 2009
7585130 Leaching chamber with inward flaring sidewall perforations Sep. 8, 2009
7517172 Subsurface fluid distribution apparatus Apr. 14, 2009
7500805 Low-nest height thermoplastic leaching chamber Mar. 10, 2009
7473053 Arch shape cross section chamber having corrugations with flattened web segments Jan. 6, 2009
7470085 Tightly peaked ditch liner system Dec. 30, 2008
7465122 Leaching chamber having high leaching area to weight ratio Dec. 16, 2008
7451784 Corrugated pipe with perforation protecting cover Nov. 18, 2008
7419331 Leaching chamber with varying slot opening height Sep. 2, 2008
7419332 Leaching chamber with strengthened dome end Sep. 2, 2008
7396188 Leaching chamber having varying slotted wall thickness Jul. 8, 2008
7384212 Septic system Jun. 10, 2008
7374365 Leaching chamber with strengthened dome end May. 20, 2008
7364384 Anti-rotation stop for chamber Apr. 29, 2008
7351006 Leaching chambers joined together with swivel connections Apr. 1, 2008
7351005 Leaching system Apr. 1, 2008
7311467 Ergonomic size leaching chamber Dec. 25, 2007
7306400 Leaching chamber having dosing pipe hanger Dec. 11, 2007
7300226 Stormwater receiving assembly Nov. 27, 2007
7273330 Invert elevation-change adapter Sep. 25, 2007
7237981 End cap having integral pipe stub for use with stormwater chamber Jul. 3, 2007
7226241 Storm water chamber for ganging together multiple chambers Jun. 5, 2007
7217063 Latch for leaching chamber May. 15, 2007
7207747 Drainage system for sand bunker Apr. 24, 2007
7189027 Corrugated leaching chamber Mar. 13, 2007
7165914 Ditch liner system Jan. 23, 2007

1 2 3










 
 
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