TREA

Altex Scientific, Inc.

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Organization

  • Berkeley, CA, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Pressure measurement in fluid pump systems
    • Patent number 4,820,129
    • Issue date Apr 11, 1989
    • Altex Scientific, Inc.
    • Haakon T. Magnussen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid pump mechanism
    • Patent number RE31608
    • Issue date Jun 19, 1984
    • Altex Scientific, Inc.
    • Haakon T. Magnussen
    • 417 - Pumps
  • Information Patent Grant

    Liquid chromatography pump
    • Patent number RE31586
    • Issue date May 15, 1984
    • Altex Scientific, Inc.
    • Haakon T. Magnussen
    • 417 - Pumps
  • Information Patent Grant

    Pulse width modulation decoder
    • Patent number 4,408,166
    • Issue date Oct 4, 1983
    • Altex Scientific, Inc.
    • Roy P. Moeller
    • H03 - BASIC ELECTRONIC CIRCUITRY
  • Information Patent Grant

    Instrument control system
    • Patent number 4,399,502
    • Issue date Aug 16, 1983
    • Altex Scientific Inc.
    • Scott N. MacDonald
    • G06 - COMPUTING CALCULATING COUNTING
  • Information Patent Grant

    Pressure booster system for fluids
    • Patent number 4,389,163
    • Issue date Jun 21, 1983
    • Altex Scientific, Inc.
    • Haakon T. Magnussen
    • G05 - CONTROLLING REGULATING
  • Information Patent Grant

    Photometric flow cell
    • Patent number 4,374,620
    • Issue date Feb 22, 1983
    • Altex Scientific, Inc.
    • Alan C. Berick
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Discharge lamp ballast
    • Patent number 4,358,712
    • Issue date Nov 9, 1982
    • Altex Scientific, Inc.
    • Ludovic S. Filgas
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Sample injection valve
    • Patent number 4,243,071
    • Issue date Jan 6, 1981
    • Altex Scientific, Inc.
    • Carl L. Shackelford
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Needle injection device for delivering fluid
    • Patent number 4,240,429
    • Issue date Dec 23, 1980
    • Altex Scientific, Inc.
    • Carl L. Shackelford
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Grant

    Spectrophotometer
    • Patent number 4,211,486
    • Issue date Jul 8, 1980
    • Altex Scientific, Inc.
    • Haakon T. Magnussen
    • G01 - MEASURING TESTING
  • Information Patent Grant

    Cannula injection device
    • Patent number 4,205,767
    • Issue date Jun 3, 1980
    • Altex Scientific, Inc.
    • Carl L. Shackelford
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Liquid chromatography pump
    • Patent number 4,180,375
    • Issue date Dec 25, 1979
    • Altex Scientific, Inc.
    • Haakon T. Magnussen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Fluid control mechanism
    • Patent number 4,139,469
    • Issue date Feb 13, 1979
    • Altex Scientific, Inc.
    • Kenneth Rainin
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Grant

    Fluid pump mechanism
    • Patent number 4,131,393
    • Issue date Dec 26, 1978
    • Altex Scientific, Inc.
    • Haakon T. Magnussen
    • F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
  • Information Patent Grant

    Valve housing or similar article
    • Patent number D242708
    • Issue date Dec 14, 1976
    • Altex Scientific, Inc.
    • Emery Major
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Gradient pump apparatus
    • Patent number 3,976,400
    • Issue date Aug 24, 1976
    • Altex Scientific, Inc.
    • Emery Major
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES

Trademarklast 30 trademarks

  • Information Trademark

    73366889 - SPHEROGEL
    • Serial number 73366889
    • Registration number 1234442
    • Filing date May 27, 1982
    • Altex Scientific, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73348387 - µ-SPHEROGEL
    • Serial number 73348387
    • Registration number 1367343
    • Filing date Feb 2, 1982
    • Altex Scientific, Inc.
    • 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
  • Information Trademark

    73199515 - ULTRASIL
    • Serial number 73199515
    • Registration number 1149525
    • Filing date Jan 10, 1979
    • Altex Scientific, Inc.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73199495 - ULTRASPHERE
    • Serial number 73199495
    • Registration number 1155201
    • Filing date Jan 10, 1979
    • Altex Scientific, Inc.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry
  • Information Trademark

    73162118 - µ SPHEROGEL
    • Serial number 73162118
    • Registration number 1145594
    • Filing date Mar 13, 1978
    • ALTEX SCIENTIFIC, INC.
    • 1 - Chemicals used in industry, science and photography, as well as in agriculture, horticulture and forestry