TREA

Southwest Utilities, Inc.

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Organization

  • Oklahoma City, OK, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Communication system
    • Patent number 4,329,543
    • Issue date May 11, 1982
    • Southwest Utilities, Inc.
    • Glenn S. Danford
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Hands-free talk-back intercommunication system
    • Patent number 4,308,427
    • Issue date Dec 29, 1981
    • Southwest Utilities, Inc.
    • Glenn S. Danford
    • H04 - ELECTRIC COMMUNICATION TECHNIQUE
  • Information Patent Grant

    Hazardous voltage protection circuitry
    • Patent number 4,194,230
    • Issue date Mar 18, 1980
    • Southwest Utilities, Inc.
    • Glenn S. Danford
    • H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    73600462 - CLASSIC COACH
    • Serial number 73600462
    • Registration number 1480724
    • Filing date May 23, 1986
    • Southwest Utilities, Inc.
    • 12 - Vehicles
  • Information Trademark

    73348639 - XTEL
    • Serial number 73348639
    • Filing date Feb 4, 1982
    • Southwest Utilities, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73321101 - SU
    • Serial number 73321101
    • Registration number 1272144
    • Filing date Jul 27, 1981
    • Southwest Utilities, Inc.
    • 38 - Telecommunications
  • Information Trademark

    73297265 - VOICE COMMAND
    • Serial number 73297265
    • Registration number 1248180
    • Filing date Feb 17, 1981
    • Southwest Utilities, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73230258 - HOLD ALARM
    • Serial number 73230258
    • Registration number 1166241
    • Filing date Sep 4, 1979
    • Southwest Utilities, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments