TREA

Coupling Systems, Inc.

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  • Pittsburgh, PA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Pipe insulator and method for making same
    • Patent number 5,131,688
    • Issue date Jul 21, 1992
    • Coupling Systems, Inc.
    • John D. Tricini
    • B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
  • Information Patent Grant

    Pipe coupling with spring off-set
    • Patent number 5,069,490
    • Issue date Dec 3, 1991
    • Coupling Systems, Incorporated
    • Richard M. Halen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Flange adapters
    • Patent number 4,610,471
    • Issue date Sep 9, 1986
    • Coupling Systems, Inc.
    • Richard M. Halen
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe couplings
    • Patent number 4,606,565
    • Issue date Aug 19, 1986
    • Coupling Systems, Inc.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Insulated pipe couplings
    • Patent number 4,538,841
    • Issue date Sep 3, 1985
    • Coupling Systems, Inc.
    • James M. Royston
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe couplings and coupling gaskets
    • Patent number 4,316,053
    • Issue date Feb 16, 1982
    • Coupling Systems, Inc.
    • Paul F. Rieffle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Method and apparatus for stopping fluid escape from pipe mains
    • Patent number 4,127,141
    • Issue date Nov 28, 1978
    • Coupling Systems, Inc.
    • Alfred D. Ledonne
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe and tubing connectors
    • Patent number 4,119,335
    • Issue date Oct 10, 1978
    • Coupling Systems, Inc.
    • Paul F. Rieffle
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Pipe and tubing connecting sleeve
    • Patent number 4,070,046
    • Issue date Jan 24, 1978
    • Coupling Systems, Inc.
    • Charles E. Felker
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Trademarklast 30 trademarks

  • Information Trademark

    75062485 - EZ-TRANS
    • Serial number 75062485
    • Registration number 2216614
    • Filing date Feb 23, 1996
    • Coupling Systems, Inc.
    • 6 - Common metals and their alloys
  • Information Trademark

    73687491 - SERVI-PLUG
    • Serial number 73687491
    • Registration number 1493847
    • Filing date Oct 2, 1987
    • Coupling Systems, Inc.
    • 6 - Common metals and their alloys
  • Information Trademark

    73234823 - MAXI-GRIP
    • Serial number 73234823
    • Registration number 1160616
    • Filing date Oct 11, 1979
    • Coupling Systems, Inc.
    • 6 - Common metals and their alloys