TREA

MCEVOY OILFIELD EQUIPMENT CO

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  • PITTSBURGH, PA, US
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Patents Grantslast 30 patents

  • Information Patent Grant

    Single double backseat
    • Patent number 4,272,055
    • Issue date Jun 9, 1981
    • McEvoy Oilfield Equipment Company
    • David P. Herd
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Metal-to-metal seat hub seals
    • Patent number 4,264,054
    • Issue date Apr 28, 1981
    • McEvoy Oilfield Equipment Company
    • Charles D. Morrill
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Remote automatic make-up stab-in sealing system
    • Patent number 4,229,027
    • Issue date Oct 21, 1980
    • McEvoy Oilfield Equipment Company
    • Charles D. Morrill
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Marine riser tool
    • Patent number 4,228,704
    • Issue date Oct 21, 1980
    • McEvoy Oilfield Equipment Company
    • Robert D. Barnett
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Pipe joint with remotely operable latch
    • Patent number 4,185,856
    • Issue date Jan 29, 1980
    • McEvoy Oilfield Equipment Company
    • John W. McCaskill
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Seal
    • Patent number 4,109,942
    • Issue date Aug 29, 1978
    • McEvoy Oilfield Equipment Company
    • Charles D. Morrill
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Marine riser connector
    • Patent number 4,097,069
    • Issue date Jun 27, 1978
    • McEvoy Oilfield Equipment Company
    • Charles D. Morrill
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Run-in and tie back apparatus
    • Patent number 4,093,030
    • Issue date Jun 6, 1978
    • McEvoy Oilfield Equipment Company
    • James Vaull Bonds
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Underwater well completion method and apparatus
    • Patent number 4,053,023
    • Issue date Oct 11, 1977
    • McEvoy Oilfield Equipment Co.
    • David P. Herd
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Run-in and tie back apparatus
    • Patent number 4,046,405
    • Issue date Sep 6, 1977
    • McEvoy Oilfield Equipment Co.
    • James Vaull Bonds
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    High pressure valve
    • Patent number 4,029,294
    • Issue date Jun 14, 1977
    • McEvoy Oilfield Equipment Co.
    • John Walton McCaskill
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Underwater well completion method and apparatus
    • Patent number 3,974,875
    • Issue date Aug 17, 1976
    • McEvoy Oilfield Equipment Co.
    • David P. Herd
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Underwater well completion method and apparatus
    • Patent number 3,971,576
    • Issue date Jul 27, 1976
    • McEvoy Oilfield Equipment Co.
    • David P. Herd
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Control line exiting coupling
    • Patent number 3,965,977
    • Issue date Jun 29, 1976
    • McEvoy Oilfield Equipment Co.
    • John Beson
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Mechanically operated breech block
    • Patent number 3,948,545
    • Issue date Apr 6, 1976
    • McEvoy Oilfield Equipment Co.
    • James Vaull Bonds
    • E21 - EARTH DRILLING MINING

Trademarklast 30 trademarks

  • Information Trademark

    73061406 - MCEVOY
    • Serial number 73061406
    • Registration number 1058973
    • Filing date Aug 25, 1975
    • MCEVOY OILFIELD EQUIPMENT CO.
    • 7 - Machines and machine tools
  • Information Trademark

    73049912 - BREECH BLOCK
    • Serial number 73049912
    • Registration number 1086249
    • Filing date Apr 18, 1975
    • MCEVOY OILFIELD EQUIPMENT CO.
    • 6 - Common metals and their alloys