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Class Information
Number: 405/45
Name: Hydraulic and earth engineering > Drainage or irrigation > Porous or apertured pipe, flume, or tileway > Porous
Description: Method or apparatus wherein the sidewall, a portion of the sidewall, or an aperture formed therein includes a foraminous material.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7364384 |
Anti-rotation stop for chamber |
Apr. 29, 2008 |
| 7351005 |
Leaching system |
Apr. 1, 2008 |
| 7311467 |
Ergonomic size leaching chamber |
Dec. 25, 2007 |
| 7295922 |
Interactive map production |
Nov. 13, 2007 |
| 7290958 |
Subsurface drainage system and drain structure therefor |
Nov. 6, 2007 |
| 7273330 |
Invert elevation-change adapter |
Sep. 25, 2007 |
| 7201538 |
Subsurface drainage system and drain structure therefor |
Apr. 10, 2007 |
| 7198431 |
Irrigation system and associated methods |
Apr. 3, 2007 |
| 7198432 |
Water resource recycling system |
Apr. 3, 2007 |
| 7191802 |
Reinforcing wrap for plastic pipe |
Mar. 20, 2007 |
| 7178224 |
Apparatus for making a drainage element |
Feb. 20, 2007 |
| 7172366 |
Golf course environmental management system and method |
Feb. 6, 2007 |
| 7165913 |
Trench drain filter assembly |
Jan. 23, 2007 |
| 7147401 |
Installation and drainage system for synthetic grass |
Dec. 12, 2006 |
| 7128497 |
Horizontally draining artificial turf system |
Oct. 31, 2006 |
| 7040839 |
Subsurface irrigation of plants, trees and landscape with water containing gas micro-bubbles |
May. 9, 2006 |
| 7033109 |
Ground anchor drainage apparatus and a method of installation of ground drainage apparatus |
Apr. 25, 2006 |
| 7018134 |
Foundation and soil irrigation system utilizing wicking materials |
Mar. 28, 2006 |
| 6997642 |
Golf course environmental management system |
Feb. 14, 2006 |
| 6984090 |
Root nutrient delivery system |
Jan. 10, 2006 |
| 6955190 |
Reinforcing wrap for plastic pipe |
Oct. 18, 2005 |
| 6948886 |
System and method for preventing bluff erosion |
Sep. 27, 2005 |
| 6908259 |
Method and apparatus for remotely severing a prefabricated vertical drain |
Jun. 21, 2005 |
| 6905286 |
Porous pipe and apparatus and method of producing the same |
Jun. 14, 2005 |
| 6890126 |
Subsurface water/air irrigation system with prevention of air lock |
May. 10, 2005 |
| 6854924 |
Liquid drainage unit |
Feb. 15, 2005 |
| 6786013 |
Building structure and spacer used therein |
Sep. 7, 2004 |
| 6746179 |
System component, system and method for aerating of compost and the draining of excess liquid contained therein |
Jun. 8, 2004 |
| 6742758 |
Light-weight reinforced, tubular plastic footing form members and assemblies |
Jun. 1, 2004 |
| 6736569 |
Structural modular interconnectable subsoil drainage cell |
May. 18, 2004 |
| 6712552 |
Geosynthetic material irrigation system |
Mar. 30, 2004 |
| 6712554 |
Modular drainage unit |
Mar. 30, 2004 |
| 6705800 |
Liquid drainage system with cover |
Mar. 16, 2004 |
| 6702517 |
Pipe assembly for collecting surface water runoff and associated methods |
Mar. 9, 2004 |
| 6691472 |
Foundation wall protector |
Feb. 17, 2004 |
| 6681796 |
Drainage valve pipe tap assembly |
Jan. 27, 2004 |
| 6679653 |
Leaching or drainage gallery with increased surface area |
Jan. 20, 2004 |
| 6659687 |
Subterranean fluid distribution and drainage system |
Dec. 9, 2003 |
| 6648550 |
Subterranean drainage device |
Nov. 18, 2003 |
| 6648549 |
Modular drainage channels |
Nov. 18, 2003 |
| 6641335 |
Erosion control rolls |
Nov. 4, 2003 |
| 6602023 |
Leaching chamber endplate |
Aug. 5, 2003 |
| 6558078 |
Foundation and soil irrigation system utilizing wicking materials |
May. 6, 2003 |
| 6540436 |
Deep root watering unit |
Apr. 1, 2003 |
| 6539681 |
Spacer plate for a hollow floor and a hollow floor made therewith |
Apr. 1, 2003 |
| 6527477 |
Erosion control rolls |
Mar. 4, 2003 |
| 6467994 |
Apparatus and method for beneficial use or handling of run-off or collected water |
Oct. 22, 2002 |
| 6464865 |
Wastewater dispersal system |
Oct. 15, 2002 |
| 6443652 |
Aggregate chamber leach lines for leaching effluent and associated method |
Sep. 3, 2002 |
| 6398455 |
Method for stratified construction and heating a grass pitch, particularly a football ground, and a grass playing field built up in accordance with the method |
Jun. 4, 2002 |
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