TREA

Foster Oilfield Equipment Co.

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  • Houston, TX, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Gate valve
    • Patent number 5,320,327
    • Issue date Jun 14, 1994
    • Foster Oilfield Equipment Company
    • John Beson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Gate valve
    • Patent number 5,090,661
    • Issue date Feb 25, 1992
    • Foster Oilfield Equipment Co.
    • Glenn C. Parks
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Geothermal well chemical injection system
    • Patent number 4,972,904
    • Issue date Nov 27, 1990
    • Foster Oilfield Equipment Co.
    • William L. Godare
    • E21 - EARTH DRILLING MINING
  • Information Patent Grant

    Gate valve having a secondary seal
    • Patent number 4,923,171
    • Issue date May 8, 1990
    • Foster Oilfield Equipment Company
    • John Beson
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Trademarklast 30 trademarks

  • Information Trademark

    74043538 - D-SEAL
    • Serial number 74043538
    • Registration number 1696764
    • Filing date Mar 28, 1990
    • Foster Oilfield Equipment Co.
    • 6 - Common metals and their alloys
  • Information Trademark

    74043537 - F-SEAL
    • Serial number 74043537
    • Filing date Mar 28, 1990
    • Foster Oilfield Equipment Co.
    • 6 - Common metals and their alloys
  • Information Trademark

    74043540 - M-SEAL
    • Serial number 74043540
    • Filing date Mar 28, 1990
    • Foster Oilfield Equipment Co.
    • 6 - Common metals and their alloys
  • Information Trademark

    74043539 - W-SEAL
    • Serial number 74043539
    • Filing date Mar 28, 1990
    • Foster Oilfield Equipment Co.
    • 6 - Common metals and their alloys