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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:
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 5839852 |
Road spillway |
Nov. 24, 1998 |
| 5827010 |
On-site sewage treatment and disposal system |
Oct. 27, 1998 |
| 5823711 |
Water drainage and collection system and method of construction thereof |
Oct. 20, 1998 |
| 5810510 |
Underground drainage system |
Sep. 22, 1998 |
| 5803662 |
Drainage channel and associated method |
Sep. 8, 1998 |
| 5800090 |
Apparatus and method for liquefaction remediation of liquefiable soils |
Sep. 1, 1998 |
| 5800092 |
Method for delaying run-off of flash-storm water or ordinary rainwater from roofs and other surfaces with water-retention capability |
Sep. 1, 1998 |
| 5797216 |
Apparatus and methods for reducing the redox potential of substances |
Aug. 25, 1998 |
| 5795100 |
Subterranean water collection and delivery device and system |
Aug. 18, 1998 |
| 5794388 |
Apparatus for controlling water seepage at a structural interface |
Aug. 18, 1998 |
| 5788409 |
Drain field container system |
Aug. 4, 1998 |
| RE35857 |
Irrigation systems |
Jul. 21, 1998 |
| 5780144 |
Planar drainage and impact protection material |
Jul. 14, 1998 |
| 5776243 |
Permeable cellular concrete and structure |
Jul. 7, 1998 |
| 5775839 |
Protective waterproofing membrane, particularly for coatings of walls and pavings |
Jul. 7, 1998 |
| 5772361 |
Extendable anchor base septic tank |
Jun. 30, 1998 |
| 5759286 |
Method of recycling agricultural chemical rinse water into an irrigation system |
Jun. 2, 1998 |
| 5757665 |
Riverine community habitat assessment and restoration methodlogy |
May. 26, 1998 |
| 5752785 |
Drainage pump station and drainage operation method for drainage pump station |
May. 19, 1998 |
| 5749672 |
Irrigation process |
May. 12, 1998 |
| 5735635 |
Gravity feed watering system for plants |
Apr. 7, 1998 |
| 5735637 |
Method and apparatus for supporting and anchoring drainage channel sections |
Apr. 7, 1998 |
| 5733064 |
Drainage water pumping station and method for operating the same |
Mar. 31, 1998 |
| 5733065 |
Underground drainage facility, vertical-shaft multi-stage adjustable vane pump, and method of running drainage pump |
Mar. 31, 1998 |
| 5733070 |
Method of making solution grade calcium sulfate dihydrate |
Mar. 31, 1998 |
| 5727901 |
Collection tank |
Mar. 17, 1998 |
| 5722791 |
Roof drain fitting |
Mar. 3, 1998 |
| 5722800 |
Seal and its production method for the creation of load bearings, removable earth masses for the construction of underground structures such as cavity structures |
Mar. 3, 1998 |
| 5720575 |
Water control and diversion headgate and method of manufacture |
Feb. 24, 1998 |
| 5716163 |
Corrugated leaching chamber with hollow ribbing |
Feb. 10, 1998 |
| 5713696 |
Elasticized geosynthetic panel and geofoam composition |
Feb. 3, 1998 |
| 5692858 |
Apparatus for soil irrigation |
Dec. 2, 1997 |
| 5688073 |
Earth drains |
Nov. 18, 1997 |
| 5688072 |
Agricultural drip tape |
Nov. 18, 1997 |
| 5672028 |
Flood control system |
Sep. 30, 1997 |
| 5667336 |
Furrow irrigation |
Sep. 16, 1997 |
| 5653553 |
Drainage channel and associated method |
Aug. 5, 1997 |
| 5647689 |
Drainage channel grates for athletic playing surfaces and associated methods |
Jul. 15, 1997 |
| 5645372 |
Form for construction of a catch basin |
Jul. 8, 1997 |
| 5634741 |
Form-drain filter clamp |
Jun. 3, 1997 |
| 5634740 |
Large-depth underground drainage facility and method of running same |
Jun. 3, 1997 |
| 5630299 |
Apparatus for controlling water seepage at a structural interface |
May. 20, 1997 |
| 5624204 |
Water-retention reservoir structure |
Apr. 29, 1997 |
| 5617670 |
Mobile unit for treating soil |
Apr. 8, 1997 |
| 5613802 |
Apparatus for deploying a work object |
Mar. 25, 1997 |
| 5603587 |
Drainage water pumping station and method for operating the same |
Feb. 18, 1997 |
| 5601381 |
Irrigation apparatus including pulsators |
Feb. 11, 1997 |
| 5597264 |
Leaching field and method of making |
Jan. 28, 1997 |
| 5590980 |
Planted surface moisture control system |
Jan. 7, 1997 |
| 5590983 |
Method of improving soil irrigation with an improved solution grade calcium sulfate dihydrate |
Jan. 7, 1997 |
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