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2023
|
Invention
|
Septic chamber snap locking coupling joint.
An overlapping joint coupling system for septic cham... |
|
2022
|
G/S
|
non-metallic leaching chambers for septic leaching for use with onsite commercial and residential... |
|
|
Invention
|
Asymmetric leaching chamber for onsite wastewater management system. A wastewater leaching chambe... |
|
|
Invention
|
Septic chamber |
|
|
Invention
|
Septic chamber end cap |
|
2020
|
G/S
|
Protective waterproofing membranes for foundations of buildings |
|
2019
|
G/S
|
NON-METAL FLEXIBLE DRAINAGE PIPE NOT USED FOR SANITARY PURPOSES |
|
2017
|
G/S
|
flexible non-metal corrugated pipe with inner smooth wall for use in drainage applications |
|
|
G/S
|
Non-metallic flexible pipes Non-metallic drainage pipes |
|
|
Invention
|
Webless corrugated dual wall foundation drain and related method. A webless corrugated dual wall ... |
|
2016
|
Invention
|
Method for storing and transporting arch-shaped stormwater leaching chambers.
An improved method... |
|
|
Invention
|
System and method of inspecting inner smooth wall of corrugated dual wall pipe. An inspection sys... |
|
|
G/S
|
ENGINEERING, DESIGN AND TECHNICAL CONSULTATION SERVICES IN THE FIELD OF ENVIRONMENTAL ENGINEERING... |
|
|
Invention
|
Webless corrugated dual wall foundation drain |
|
2015
|
Invention
|
Method of rotational molding rib profile for large diameter pipe fittings. A method of rotational... |
|
2014
|
G/S
|
STORMWATER MANAGEMENT DEVICES, NAMELY, NON-METAL CHAMBERS AND CONDUIT FOR RECEIVING AND DISPERSIN... |
|
|
Invention
|
Coilable dual wall corrugated pipe and related method. High flow capacity corrugated coilable dua... |
|
|
Invention
|
Coilable dual wall corugated pipe and related method. High flow capacity corrugated coilable dual... |
|
|
Invention
|
Corrugated foundation drainage tile |
|
2012
|
G/S
|
NON-METAL CORRUGATED FLEXIBLE DRAINAGE PIPE NOT USED FOR SANITARY PURPOSES |
|
2011
|
G/S
|
CORRUGATED POLYETHYLENE TUBING USED FOR UNDERGROUND DRAINAGE PURPOSES, AND EXCLUDING USE WITH WAS... |
|
|
G/S
|
FLEXIBLE NON-METAL AERATION PIPES THAT ARE PERFORATED AND CORRUGATED, ALL FOR USE IN AGRICULTURAL... |
|
|
Invention
|
Pipe rib gasket |
|
|
Invention
|
Corrugation saddle gasket |
|
2010
|
Invention
|
Heat-fusible gasket and method of manufacture. A heat-fusible gasket for affecting a flexible sea... |
|
|
Invention
|
Rib construction for large diameter pipe fittings. A rotationally molded large-diameter pipe fitt... |
|
2009
|
G/S
|
NON-METAL PIPE, TUBING, COUPLERS, AND PIPE FITTINGS, NAMELY, TEES, REDUCING TEES, CROSS TEES, RIS... |
|
|
Invention
|
Corrugated foundation drain. The present invention relates to a corrugated foundation drain. The ... |
|
|
G/S
|
Non-metal pipe couplings and joints |
|
|
G/S
|
NON-METAL PIPE, TUBING, COUPLERS, AND PIPE FITTINGS, NAMELY, TEES, WYES, REDUCING TEES, REDUCING ... |
|
2008
|
G/S
|
PLASTIC PIPE AND TUBING FOR CONDUCTING LIQUIDS |
|
2006
|
Invention
|
Fluid-tight coupling system for corrugated pipe. A bell and spigot coupling system is provided fo... |
|
|
G/S
|
High density polyethylene pipe for drainage applications including storm sewers, culverts, golf c... |
|
2000
|
G/S
|
SECTIONS OF CORRUGATED PLASTIC PIPE OR TUBING, EACH SECTION HAVING A BELL END AND AN OPPOSITE SPI... |
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|
G/S
|
Sections of corrugated plastic pipe or tubing, each section having a bell end and an opposite spi... |
|
1994
|
G/S
|
Plastic tile and tubing products used for non-building drainage purposes. |
|
1990
|
Invention
|
Large diameter corrugated plastic pipe. Non-releasable, molded, large-diameter, corrugated plasti... |
|
1989
|
Invention
|
Bidirectional corrugated pipe-rib seal. A sealing ring made of an elastomeric readily flowable in... |
|
1987
|
Invention
|
Large diameter double-walled plastic pipe. Non-releasable, double-walled, molded, large-diameter,... |
|
|
G/S
|
Plastic draining tubing and corrugated plastic tubing. |
|
|
G/S
|
Plastic drainage tubing and corrugated plastic tubing. |
|
|
G/S
|
PLASTIC DRAINAGE TUBING AND CORRUGATED PLASTIC TUBING |
