by pump, valve, or the like, in the short leg of the siphon or a vacuum pump in the long leg of the siphon

Patents Grantslast 30 patents

  • Information Patent Grant

    Siphon valve

    • Patent number 11,692,336
    • Issue date Jul 4, 2023
    • AS America, Inc.
    • Robert Jensen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Siphon valve

    • Patent number 11,365,533
    • Issue date Jun 21, 2022
    • AS America, Inc.
    • Robert Jensen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Apparatus for flushing a toilet, comprising an accumulator

    • Patent number 10,787,800
    • Issue date Sep 29, 2020
    • THOMAS DUDLEY LIMITED
    • Simon Boyes
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Flush toilet

    • Patent number 10,604,921
    • Issue date Mar 31, 2020
    • Toto Ltd.
    • Shu Kashirajima
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Flush toilet apparatus

    • Patent number 10,174,489
    • Issue date Jan 8, 2019
    • Toto Ltd.
    • Ryoko Ishimaru
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Syphon assembly and actuator therefor

    • Patent number 10,100,502
    • Issue date Oct 16, 2018
    • Thomas Dudley Limited
    • Martin Dudley
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Siphon assemblies

    • Patent number 6,256,801
    • Issue date Jul 10, 2001
    • Thomas Dudley Ltd.
    • Francis Michael Mohr
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Siphon for tank type toilet

    • Patent number 5,855,024
    • Issue date Jan 5, 1999
    • Water Management Services Inc.
    • Wade W. Smith
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Siphon for tank type toilet

    • Patent number 5,761,748
    • Issue date Jun 9, 1998
    • Wade W. Smith
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Siphon-operated water tank for a flushing system

    • Patent number 5,140,712
    • Issue date Aug 25, 1992
    • Kwok Wang-On
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2472634

    • Patent number 2,472,634
    • Issue date Jun 7, 1949
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2412691

    • Patent number 2,412,691
    • Issue date Dec 17, 1946
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2177121

    • Patent number 2,177,121
    • Issue date Oct 24, 1939
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2093584

    • Patent number 2,093,584
    • Issue date Sep 21, 1937
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2077325

    • Patent number 2,077,325
    • Issue date Apr 13, 1937
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2073835

    • Patent number 2,073,835
    • Issue date Mar 16, 1937
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2068252

    • Patent number 2,068,252
    • Issue date Jan 19, 1937
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    2013149

    • Patent number 2,013,149
    • Issue date Sep 3, 1935
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1984394

    • Patent number 1,984,394
    • Issue date Dec 18, 1934
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1863589

    • Patent number 1,863,589
    • Issue date Jun 21, 1932
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1839424

    • Patent number 1,839,424
    • Issue date Jan 5, 1932
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1769617

    • Patent number 1,769,617
    • Issue date Jul 1, 1930
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1625311

    • Patent number 1,625,311
    • Issue date Apr 19, 1927
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1618362

    • Patent number 1,618,362
    • Issue date Feb 22, 1927
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1593336

    • Patent number 1,593,336
    • Issue date Jul 20, 1926
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1563948

    • Patent number 1,563,948
    • Issue date Dec 1, 1925
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1556100

    • Patent number 1,556,100
    • Issue date Oct 6, 1925
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1491920

    • Patent number 1,491,920
    • Issue date Apr 29, 1924
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1402137

    • Patent number 1,402,137
    • Issue date Jan 3, 1922
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1361814

    • Patent number 1,361,814
    • Issue date Dec 14, 1920
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents

  • Information Patent Application

    Touchless Toilet Assembly

    • Publication number 20230228075
    • Publication date Jul 20, 2023
    • AS AMERICA, INC.
    • Mahendra Gunawardena
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    SIPHON VALVE

    • Publication number 20220275615
    • Publication date Sep 1, 2022
    • AS AMERICA, INC.
    • Robert Jensen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    SIPHON VALVE

    • Publication number 20210115651
    • Publication date Apr 22, 2021
    • AS AMERICA, INC.
    • Robert Jensen
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    APPARATUS FOR FLUSHING A TOILET, COMPRISING AN ACCUMULATOR

    • Publication number 20190032316
    • Publication date Jan 31, 2019
    • THOMAS DUDLEY LIMITED
    • Simon Boyes
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    FLUSH TOILET

    • Publication number 20180282987
    • Publication date Oct 4, 2018
    • TOTO LTD.
    • Shu Kashirajima
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    FLUSH TOILET

    • Publication number 20170370080
    • Publication date Dec 28, 2017
    • TOTO LTD.
    • Shu KASHIRAJIMA
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    FLUSH TOILET APPARATUS

    • Publication number 20170089052
    • Publication date Mar 30, 2017
    • TOTO LTD.
    • Ryoko ISHIMARU
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Application

    Syphon Assembly and Actuator Therefor

    • Publication number 20160273200
    • Publication date Sep 22, 2016
    • THOMAS DUDLEY LIMITED
    • Martin Dudley
    • E03 - WATER SUPPLY SEWERAGE