TREA

Sigma Tek Inc.

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Organization

  • Wichita, KS, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Rotary vane pump with carbon/carbon vanes
    • Patent number 5,181,844
    • Issue date Jan 26, 1993
    • Sigma-Tek, Inc.
    • Jerry B. Bishop
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Self-lubricating rotary vane pump
    • Patent number 4,820,140
    • Issue date Apr 11, 1989
    • Sigma-Tek, Inc.
    • Jerry B. Bishop
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Grant

    Reciprocating piston apparatus
    • Patent number 4,469,473
    • Issue date Sep 4, 1984
    • Sigma Tek Inc.
    • Forest G. Brown
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Piston vacuum pump
    • Patent number D271976
    • Issue date Dec 27, 1983
    • Sigma Tek
    • Forest G. Brown
    • D15 - Machines not elsewhere specified

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    78772367 - ARC
    • Serial number 78772367
    • Registration number 3365686
    • Filing date Dec 13, 2005
    • Sigma Tek, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    75541616 - S30027
    • Serial number 75541616
    • Registration number 2462179
    • Filing date Aug 17, 1998
    • Sigma Tek, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75538382 - S30006
    • Serial number 75538382
    • Registration number 2460060
    • Filing date Aug 17, 1998
    • Sigma Tek, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75538379 - S30004
    • Serial number 75538379
    • Registration number 2462175
    • Filing date Aug 17, 1998
    • Sigma Tek, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75538381 - S30021
    • Serial number 75538381
    • Registration number 2612984
    • Filing date Aug 17, 1998
    • Sigma Tek, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75541617 - S30023
    • Serial number 75541617
    • Registration number 2462180
    • Filing date Aug 17, 1998
    • Sigma Tek, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75538380 - S30005
    • Serial number 75538380
    • Registration number 2460059
    • Filing date Aug 17, 1998
    • Sigma Tek, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    75541618 - S30036
    • Serial number 75541618
    • Registration number 2462181
    • Filing date Aug 17, 1998
    • Sigma Tek, Inc.
    • 7 - Machines and machine tools
  • Information Trademark

    74294110 - RCAT
    • Serial number 74294110
    • Filing date Jul 14, 1992
    • Sigma Tek, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73439228 - SIGMA-TEK
    • Serial number 73439228
    • Registration number 1984891
    • Filing date Aug 15, 1983
    • Sigma Tek, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73439227
    • Serial number 73439227
    • Registration number 1308729
    • Filing date Aug 15, 1983
    • Sigma Tek, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments