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Class Information
Number: 405/43
Name: Hydraulic and earth engineering > Drainage or irrigation > Porous or apertured pipe, flume, or tileway
Description: Method or apparatus wherein drainage or irrigation is effected by a structure having a water-conducting channel or passage formed therein and wherein the water is removed from or applied to the soil through (a) a port formed in the side wall of the channel or passage, (b) a foraminous side wall portion of the structure, or (c) the connection or joint between elements used to make up the water conducting structure.
Sub-classes under this class:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7473054 |
Method and device for inserting a drainage wick |
Jan. 6, 2009 |
| 7473373 |
Stormwater pollution management apparatus and method of using same |
Jan. 6, 2009 |
| 7465122 |
Leaching chamber having high leaching area to weight ratio |
Dec. 16, 2008 |
| 7455480 |
Method for the construction of drainage works, in particular for the stabilisation of slopes and/or terrain which are unstable or subject to landslides |
Nov. 25, 2008 |
| 7419331 |
Leaching chamber with varying slot opening height |
Sep. 2, 2008 |
| 7413382 |
Coupler for leaching chamber systems |
Aug. 19, 2008 |
| 7413381 |
Septic system drain field |
Aug. 19, 2008 |
| 7413380 |
Golf course turf conditioning control system and method |
Aug. 19, 2008 |
| 7407340 |
Modular, self contained, engineered irrigation landscape and flower bed panel |
Aug. 5, 2008 |
| 7396188 |
Leaching chamber having varying slotted wall thickness |
Jul. 8, 2008 |
| 7387467 |
Water collection system |
Jun. 17, 2008 |
| 7384212 |
Septic system |
Jun. 10, 2008 |
| 7380374 |
Curtain drain |
Jun. 3, 2008 |
| 7374364 |
Trench drain filter assembly |
May. 20, 2008 |
| 7374670 |
High aspect ratio wastewater system |
May. 20, 2008 |
| 7364384 |
Anti-rotation stop for chamber |
Apr. 29, 2008 |
| 7351005 |
Leaching system |
Apr. 1, 2008 |
| 7320559 |
System and method for dispersing of coal bed sodic water |
Jan. 22, 2008 |
| 7311467 |
Ergonomic size leaching chamber |
Dec. 25, 2007 |
| 7309423 |
Wastewater treatment and dispersal system |
Dec. 18, 2007 |
| 7300226 |
Stormwater receiving assembly |
Nov. 27, 2007 |
| 7300577 |
Wastewater treatment and dispersal system |
Nov. 27, 2007 |
| 7290958 |
Subsurface drainage system and drain structure therefor |
Nov. 6, 2007 |
| 7287932 |
Ballasting system for on-site sewage treatment and disposal system |
Oct. 30, 2007 |
| 7273330 |
Invert elevation-change adapter |
Sep. 25, 2007 |
| 7264418 |
Modular slotted drain assembly |
Sep. 4, 2007 |
| 7207747 |
Drainage system for sand bunker |
Apr. 24, 2007 |
| 7201538 |
Subsurface drainage system and drain structure therefor |
Apr. 10, 2007 |
| 7198432 |
Water resource recycling system |
Apr. 3, 2007 |
| 7198431 |
Irrigation system and associated methods |
Apr. 3, 2007 |
| 7189027 |
Corrugated leaching chamber |
Mar. 13, 2007 |
| 7172366 |
Golf course environmental management system and method |
Feb. 6, 2007 |
| 7165913 |
Trench drain filter assembly |
Jan. 23, 2007 |
| 7160059 |
Adjustable angle coupler for leaching chamber systems |
Jan. 9, 2007 |
| 7150583 |
Electro kinetic geosynthetic structure |
Dec. 19, 2006 |
| 7147401 |
Installation and drainage system for synthetic grass |
Dec. 12, 2006 |
| 7134808 |
Drain sealing |
Nov. 14, 2006 |
| 7128497 |
Horizontally draining artificial turf system |
Oct. 31, 2006 |
| 7118669 |
Wastewater treatment and dispersal system |
Oct. 10, 2006 |
| 7118307 |
Cooling water intake system |
Oct. 10, 2006 |
| 7114877 |
Drainage system for sports fields |
Oct. 3, 2006 |
| 7080480 |
Integrated tree root and storm water system |
Jul. 25, 2006 |
| 7066685 |
Drainage grate |
Jun. 27, 2006 |
| 7056058 |
Transport corridor drainage systems |
Jun. 6, 2006 |
| 7040839 |
Subsurface irrigation of plants, trees and landscape with water containing gas micro-bubbles |
May. 9, 2006 |
| 7040838 |
High capacity catch basin filtration system with adjustable deflector ring |
May. 9, 2006 |
| 7033110 |
Drainage support matrix |
Apr. 25, 2006 |
| 7033108 |
Turf playing surface aeration and drainage system |
Apr. 25, 2006 |
| 7022235 |
Wastewater biological treatment system and method therefor |
Apr. 4, 2006 |
| 7021671 |
Septic tank drain field pipe manifold system and method of use |
Apr. 4, 2006 |
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