TREA

ENVIROTECH PUMPSYSTEMS B.V

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  • HOUSTON, TX, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure reducing rotor assembly for a pump
    • Patent number 10,280,925
    • Issue date May 7, 2019
    • Envirotech Pumpsystems, Inc.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Gear-driven flow-through pitot tube pump
    • Patent number 10,151,314
    • Issue date Dec 11, 2018
    • Envirotech Pumpsystems, Inc.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pitot tube stabilizer arrangement for centrifugal pumps
    • Patent number 10,082,411
    • Issue date Sep 25, 2018
    • Envirotech Pumpsystems, Inc.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pressure reducing rotor assembly for a pump
    • Patent number 9,719,516
    • Issue date Aug 1, 2017
    • Envirotech Pumpsystems, Inc.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Two-piece bearing housing for a centrifugal pump
    • Patent number 7,988,408
    • Issue date Aug 2, 2011
    • Envirotech Pumpsystems, Inc.
    • James Northrup
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Check valve for a self-priming pump
    • Patent number 7,784,489
    • Issue date Aug 31, 2010
    • Envirotech Pumpsystems, Inc.
    • Greg Paulin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Cutting ring element for a centrifugal chopper pump
    • Patent number 7,584,916
    • Issue date Sep 8, 2009
    • Envirotech Pumpsystems, Inc.
    • James G. Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump impeller and chopper plate for a centrifugal pump
    • Patent number 7,455,251
    • Issue date Nov 25, 2008
    • Envirotech Pumpsystems, Inc.
    • Brandon R. Doering
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump impeller and chopper plate for a centrifugal pump
    • Patent number 7,234,657
    • Issue date Jun 26, 2007
    • Envirotech Pumpsystems, Inc.
    • Brandon R. Doering
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Apparatus for axial adjustment of chopper pump clearances
    • Patent number 7,168,915
    • Issue date Jan 30, 2007
    • Envirotech Pumpsystems, Inc.
    • Brandon R. Doering
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Component assembly for reconfiguring a centrifugal pump
    • Patent number 7,121,794
    • Issue date Oct 17, 2006
    • Envirotech Pumpsystems, Inc.
    • David P. Borrowman
    • F03 - MACHINES OR ENGINES FOR LIQUIDS WIND, SPRING WEIGHT AND MISCELLANEOUS M...
  • Information Patent Grant

    Impeller and cutting elements for centrifugal chopper pumps
    • Patent number 7,118,327
    • Issue date Oct 10, 2006
    • Envirotech Pumpsystems, Inc.
    • Brandon R. Doering
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Impeller vane configuration for a centrifugal pump
    • Patent number 7,114,925
    • Issue date Oct 3, 2006
    • Envirotech Pumpsystems, Inc.
    • James G. Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pump impeller and chopper plate for a centrifugal pump
    • Patent number 7,080,797
    • Issue date Jul 25, 2006
    • Envirotech Pumpsystems, Inc.
    • Brandon R. Doering
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Hard material impeller and methods and apparatus for construction
    • Patent number 6,986,644
    • Issue date Jan 17, 2006
    • Envirotech Pumpsystems, Inc.
    • James Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Coaxial seal for a pump
    • Patent number 6,921,245
    • Issue date Jul 26, 2005
    • Envirotech Pumpsystems, Inc.
    • Joel Quinn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Centrifugal pump with switched reluctance motor drive
    • Patent number 6,817,845
    • Issue date Nov 16, 2004
    • Envirotech Pumpsystems, Inc.
    • Thomas L. Angle
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pitot tube insert
    • Patent number 6,709,227
    • Issue date Mar 23, 2004
    • Envirotech Pumpsystems, Inc.
    • Joel Quinn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Unitarily-formed grit classifier tank and bearing
    • Patent number 6,505,743
    • Issue date Jan 14, 2003
    • Envirotech Pumpsystems, Inc.
    • Steven D. Bandis
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Non-planar rotor cover for a centrifugal pump
    • Patent number 6,431,828
    • Issue date Aug 13, 2002
    • Envirotech Pumpsystems, Inc.
    • Joel Quinn
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Anode box for electrometallurgical processes
    • Patent number 6,391,170
    • Issue date May 21, 2002
    • Envirotech Pumpsystems, Inc.
    • Forrest B. Day
    • C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR
  • Information Patent Grant

    Pitot tube inlet insert
    • Patent number 5,997,243
    • Issue date Dec 7, 1999
    • Envirotech Pumpsystems, Inc.
    • James G. Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Pitot tube pump having axial-stabilizing construction
    • Patent number 5,975,840
    • Issue date Nov 2, 1999
    • Envirotech Pumpsystems, Inc.
    • Thomas L. Angle
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Elastomer seal for adjustable side liners of pumps
    • Patent number 5,941,536
    • Issue date Aug 24, 1999
    • Envirotech Pumpsystems, Inc.
    • Thomas G. Hill
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Mold for forming elastomeric flange linings for pipes
    • Patent number 5,885,627
    • Issue date Mar 23, 1999
    • Envirotech Pumpsystems, Inc.
    • Keith J. Hart
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Precast prerotation basin system
    • Patent number 5,871,304
    • Issue date Feb 16, 1999
    • Envirotech Pumpsystems, Inc.
    • Joel Quinn
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Multilayer pump liner
    • Patent number 5,513,954
    • Issue date May 7, 1996
    • Envirotech Pumpsystems, Inc.
    • Ronald J. Bourgeois
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Grinding mill, lining and associated method of manufacture
    • Patent number 5,472,148
    • Issue date Dec 5, 1995
    • Envirotech Pumpsystems, Inc.
    • Leon E. Schaeffer
    • B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...

Patents Applicationslast 30 patents

  • Information Patent Application

    Prerotation Basin For Pumping Fluids From A Wet Well
    • Publication number 20190048570
    • Publication date Feb 14, 2019
    • ENVIROTECH PUMPSYSTEMS, INC.
    • Eric Tobin
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    PRESSURE REDUCING ROTOR ASSEMBLY FOR A PUMP
    • Publication number 20170298939
    • Publication date Oct 19, 2017
    • ENVIROTECH PUMPSYSTEMS, INC.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Pitot Tube Stabilizing Arrangements
    • Publication number 20170074696
    • Publication date Mar 16, 2017
    • ENVIROTECH PUMPSYSTEMS, INC.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    PRESSURE REDUCING ROTOR ASSEMBLY FOR A PUMP
    • Publication number 20160017887
    • Publication date Jan 21, 2016
    • ENVIROTECH PUMPSYSTEMS, INC.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Gear-Driven Flow-Through Pitot Tube Pump
    • Publication number 20140271127
    • Publication date Sep 18, 2014
    • ENVIROTECH PUMPSYSTEMS, INC.
    • Bryce Neilson
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Apparatus For Non-Clogging Pumps
    • Publication number 20120014783
    • Publication date Jan 19, 2012
    • ENVIROTECH PUMPSYSTEMS, INC.
    • James G. Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Two-Piece Bearing Housing For A Centrifugal Pump
    • Publication number 20110280714
    • Publication date Nov 17, 2011
    • ENVIROTECH PUMPSYSTEMS, INC.
    • James Northrup
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Check Valve For A Self-Priming Pump
    • Publication number 20100313972
    • Publication date Dec 16, 2010
    • ENVIROTECH PUMPSYSTEMS, INC.
    • Greg Paulin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Fill port for a self-priming centrifugal pump, with safety device
    • Publication number 20070071619
    • Publication date Mar 29, 2007
    • EnviroTech Pumpsystems, Inc.
    • James G. Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Low-profile impeller bolt
    • Publication number 20070036660
    • Publication date Feb 15, 2007
    • EnviroTech Pumpsystems, Inc.
    • Greg Paulin
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Tool-free adjustable clean out assembly for a pump
    • Publication number 20070036643
    • Publication date Feb 15, 2007
    • EnviroTech Pumpsystems, Inc.
    • Kim M. Arnold
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Wear ring for a centrifugal pitot tube pump
    • Publication number 20060198731
    • Publication date Sep 7, 2006
    • EnviroTech Pumpsystems, Inc.
    • James G. Shaw
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Application

    Composition for making polymeric linings
    • Publication number 20050110193
    • Publication date May 26, 2005
    • EnviroTech Pumpsystems, Inc.
    • Paul Schnarr
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL

Trademarklast 30 trademarks

  • Information Trademark

    87714627 - WSF
    • Serial number 87714627
    • Registration number 5645089
    • Filing date Dec 9, 2017
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    87096814 - WSF
    • Serial number 87096814
    • Registration number 5649706
    • Filing date Jul 8, 2016
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    85047437 - LEWIS PUMPS
    • Serial number 85047437
    • Registration number 3984062
    • Filing date May 25, 2010
    • Envirotech Pumpsystems, Inc.
    • 6 - Common metals and their alloys
  • Information Trademark

    85047421 - LEWIS
    • Serial number 85047421
    • Registration number 3984061
    • Filing date May 25, 2010
    • Envirotech Pumpsystems, Inc.
    • 6 - Common metals and their alloys
  • Information Trademark

    85047493 - LEWMET
    • Serial number 85047493
    • Registration number 3976840
    • Filing date May 25, 2010
    • Envirotech Pumpsystems, Inc.
    • 6 - Common metals and their alloys
  • Information Trademark

    85047462 - CHAS. S. LEWIS
    • Serial number 85047462
    • Registration number 3973043
    • Filing date May 25, 2010
    • Envirotech Pumpsystems, Inc.
    • 6 - Common metals and their alloys
  • Information Trademark

    85022175 - RUBBER ENGINEERING
    • Serial number 85022175
    • Registration number 3922400
    • Filing date Apr 23, 2010
    • Envirotech Pumpsystems, Inc.
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
  • Information Trademark

    77569287 - WEIR SELF PRIMER
    • Serial number 77569287
    • Filing date Sep 12, 2008
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    77559447 - HYDROGRITTER
    • Serial number 77559447
    • Registration number 4100518
    • Filing date Aug 29, 2008
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    77559481 - WSP
    • Serial number 77559481
    • Registration number 3694825
    • Filing date Aug 29, 2008
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    78221455 - VSR
    • Serial number 78221455
    • Registration number 3013809
    • Filing date Mar 4, 2003
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    78221467 - VARIABLE SPEED ROTO-JET
    • Serial number 78221467
    • Registration number 2944946
    • Filing date Mar 4, 2003
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    76255933 - R-FLEX
    • Serial number 76255933
    • Filing date May 11, 2001
    • Envirotech Pumpsystems, Inc.
    • 17 - Rubber, gutta-percha, gum, asbestos, mica and goods made from these materials and not included in other classes
  • Information Trademark

    76230340 - TORQUE-FLOW
    • Serial number 76230340
    • Registration number 2620383
    • Filing date Mar 26, 2001
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    76217620 - WEIR SPECIALTY PUMPS
    • Serial number 76217620
    • Registration number 2684483
    • Filing date Feb 28, 2001
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75814368 - TORQUE FLOW
    • Serial number 75814368
    • Filing date Oct 4, 1999
    • Envirotech Pumpsystems, Inc.
    • 23 - Yarns and threads, for textile use
  • Information Trademark

    75001474 - ENVIROTECH
    • Serial number 75001474
    • Registration number 2058759
    • Filing date Oct 4, 1995
    • Envirotech Pumpsystems, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    74713232 - ENVIROTECH
    • Serial number 74713232
    • Registration number 1982671
    • Filing date Aug 9, 1995
    • Envirotech Pumpsystems, Inc.
    • 40 - Treatment of materials