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Class Information
Number: 405/36
Name: Hydraulic and earth engineering > Drainage or irrigation
Description: Method or apparatus including a step or means for either (a) collecting and removing surplus water from the soil, (b) applying water to the soil for agricultural purposes, or (c) the installation of apparatus for collecting and removing water from the soil or applying water to the soil.










Sub-classes under this class:

Class Number Class Name Patents
405/51 Branched flow 82
405/37 Control means responsive to sensed condition 123
405/42 End cap 23
405/39 Having regulation of flow through channel 83
405/38 Including subsurface moisture barrier 101
405/43 Porous or apertured pipe, flume, or tileway 476
405/50 Porous waterway, e.g., sand drain, etc. 202


Patents under this class:
1 2 3 4 5 6 7 8 9 10 11 12 13

Patent Number Title Of Patent Date Issued
8657528 Brine disposal system for a brine source Feb. 25, 2014
8649910 Automatically adjusting irrigation controller Feb. 11, 2014
8632273 Water draining pipe and draining method thereof Jan. 21, 2014
8596908 Apparatus and method of use of a drainage member Dec. 3, 2013
8596909 Segmental bio-retention basin system Dec. 3, 2013
8590221 Method for drainage of water around subterranean structures Nov. 26, 2013
8523477 Press-fit restrictor plate Sep. 3, 2013
8496405 Mitred grate and drain cover Jul. 30, 2013
8491223 Watering device, method for manufacturing said device, and means therefor Jul. 23, 2013
8449219 Water-storage and water-purification system May. 28, 2013
8419311 Surface drainage system Apr. 16, 2013
8408840 Aerobic irrigation controller Apr. 2, 2013
8348548 Methods and systems to maintain accessibility and integrity of equipment contained in underground housings Jan. 8, 2013
8272807 Surface drainage system Sep. 25, 2012
8256989 Water-storage and water-purification system Sep. 4, 2012
8256990 Drainage unit with external covering and method for manufacture Sep. 4, 2012
8251611 Drainage element and apparatus and method for making same Aug. 28, 2012
8240946 Water drainage system Aug. 14, 2012
8236392 Base for turf system Aug. 7, 2012
8221029 Water drainage and harvesting system for an artificial turf environment Jul. 17, 2012
8200368 Automatically adjusting irrigation controller with temperature and rainfall sensor Jun. 12, 2012
8142106 Subsurface sewage disposal and wastewater treatment system Mar. 27, 2012
8127448 Method for making drainage element Mar. 6, 2012
8123436 Underground infiltration tank module Feb. 28, 2012
8113740 Method and apparatus for capturing, storing, and distributing storm water Feb. 14, 2012
8104994 Subsoil drainage system Jan. 31, 2012
8100604 Passive capillary wicking device Jan. 24, 2012
8083436 Methods and systems to maintain accessibility and integrity of equipment contained in underground housings Dec. 27, 2011
8057841 Mechanically attached medical device coatings Nov. 15, 2011
8002497 Coupler for leaching chamber systems Aug. 23, 2011
7989119 Fuel diffusion unit, fuel supply unit, and fuel cell system including the same Aug. 2, 2011
7980273 Storm water flow restriction method and apparatus Jul. 19, 2011
7955027 System and method for a curved conduit Jun. 7, 2011
7931423 Drainage element Apr. 26, 2011
7914229 Drain cover portion Mar. 29, 2011
7908801 Material and method for providing insulation and drainage to a foundation wall Mar. 22, 2011
7909531 Surface drainage system Mar. 22, 2011
7891907 Drainage device Feb. 22, 2011
7883291 Mandrel-wound flocculant-containing fiber filtration tubes Feb. 8, 2011
7866918 Soil stabilization and irrigation arrangement Jan. 11, 2011
7857545 Variable volume drain field system Dec. 28, 2010
7841801 Splash plate Nov. 30, 2010
7815400 Retainer assembly for absorbent materials Oct. 19, 2010
7810291 Connectable drainage device Oct. 12, 2010
7792126 Distributed monitoring and control system Sep. 7, 2010
7780374 Methods and systems to maintain accessibility and integrity of equipment contained in underground housings Aug. 24, 2010
7758281 Synthetic sports turf having improved playability and wearability Jul. 20, 2010
7753622 Method for maintaining the water balance in a property and a waste water container Jul. 13, 2010
7744308 Drainage element of ovate shape and method of making Jun. 29, 2010
7740419 Method for improving soft ground Jun. 22, 2010

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