TREA

Piston type valve

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  • CPC
  • Y10T137/5421
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YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS Y10USPC classification Y10TTECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION Y10T137/00Fluid handling

Current Industry

Y10T137/5421Piston type valve
Industries

Patents Grantslast 30 patents

  • Information Patent Grant

    Yard hydrant with improved valve
    • Patent number 8,408,238
    • Issue date Apr 2, 2013
    • Stephen J Anderson
    • E02 - HYDRAULIC ENGINEERING FOUNDATIONS SOIL SHIFTING
  • Information Patent Grant

    Hydrant design
    • Patent number 6,178,988
    • Issue date Jan 30, 2001
    • Baker Manufacturing
    • Stephen D. Royle
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Yard hydrant
    • Patent number 5,289,840
    • Issue date Mar 1, 1994
    • Merrill Manufacturing Company, Inc.
    • Stephen J. Anderson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Yard hydrant
    • Patent number 4,372,339
    • Issue date Feb 8, 1983
    • Merrill Manufacturing Company
    • Stephen J. Anderson
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    Sanitary yard hydrant
    • Patent number 4,109,671
    • Issue date Aug 29, 1978
    • Industrial Value Analysis Inc.
    • James L. Hughes
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3672392
    • Patent number 3,672,392
    • Issue date Jun 27, 1972
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    3523549
    • Patent number 3,523,549
    • Issue date Aug 11, 1970
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1655837
    • Patent number 1,655,837
    • Issue date Jan 10, 1928
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Grant

    1590221
    • Patent number 1,590,221
    • Issue date Jun 29, 1926
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    1464165
    • Patent number 1,464,165
    • Issue date Aug 7, 1923
    • B61 - RAILWAYS
  • Information Patent Grant

    1345465
    • Patent number 1,345,465
    • Issue date Jul 6, 1920
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    713951
    • Patent number 713,951
    • Issue date Nov 18, 1902
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    637077
    • Patent number 637,077
    • Issue date Nov 14, 1899
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    630985
    • Patent number 630,985
    • Issue date Aug 15, 1899
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    437831
    • Patent number 437,831
    • Issue date Oct 7, 1890
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    417633
    • Patent number 417,633
    • Issue date Dec 17, 1889
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    413638
    • Patent number 413,638
    • Issue date Oct 22, 1889
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    394529
    • Patent number 394,529
    • Issue date Dec 11, 1888
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    330776
    • Patent number 330,776
    • Issue date Nov 17, 1885
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    295600
    • Patent number 295,600
    • Issue date Mar 25, 1884
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    225934
    • Patent number 225,934
    • Issue date Mar 30, 1880
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    188384
    • Patent number 188,384
    • Issue date Mar 13, 1877
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    173796
    • Patent number 173,796
    • Issue date Feb 22, 1876
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    168599
    • Patent number 168,599
    • Issue date Oct 11, 1875
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    164864
    • Patent number 164,864
    • Issue date Jun 22, 1875
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    131191
    • Patent number 131,191
    • Issue date Sep 10, 1872
    • E03 - WATER SUPPLY SEWERAGE
  • Information Patent Grant

    100389
    • Patent number 100,389
    • Issue date Mar 1, 1870
    • E03 - WATER SUPPLY SEWERAGE

Patents Applicationslast 30 patents