TREA

C. H. Heist Corp.

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Organization

  • Baytown, TX, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Furnace cleaning apparatus
    • Patent number RE36465
    • Issue date Dec 28, 1999
    • C.H. Heist Corp.
    • Thomas B. Boisture
    • 134 - Cleaning and liquid contact with solids
  • Information Patent Grant

    Safety apparatus for high pressure liquid jet system
    • Patent number 5,588,593
    • Issue date Dec 31, 1996
    • C. H. Heist Corp.
    • Thomas B. Boisture
    • B08 - CLEANING
  • Information Patent Grant

    Hydroblasting spray gun having an on/off safety switch system
    • Patent number 5,582,349
    • Issue date Dec 10, 1996
    • C. H. Heist Corp.
    • Thomas B. Boisture
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Safety switch system for hydroblasting operations
    • Patent number 5,535,949
    • Issue date Jul 16, 1996
    • C. H. Heist Corp.
    • Thomas B. Boisture
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Quick release valve
    • Patent number 4,469,125
    • Issue date Sep 4, 1984
    • C. H. Heist Corporation
    • Michael G. Keeney
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    High pressure jet wall cleaner apparatus
    • Patent number 4,112,535
    • Issue date Sep 12, 1978
    • C. H. Heist Corporation
    • Robert W. Wild
    • E04 - BUILDING
  • Information Patent Grant

    Cleaning apparatus for tubes and tube bundles
    • Patent number 4,095,305
    • Issue date Jun 20, 1978
    • C. H. Heist Corporation
    • Robert J. Goodwin
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Pressure relief valve
    • Patent number 4,082,104
    • Issue date Apr 4, 1978
    • C. H. Heist Corporation
    • Joseph G. Keeney
    • F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
  • Information Patent Grant

    Lance tip construction
    • Patent number 4,073,026
    • Issue date Feb 14, 1978
    • C. H. Heist Corporation
    • Robert J. Goodwin
    • F28 - HEAT EXCHANGE IN GENERAL
  • Information Patent Grant

    Lance tip construction
    • Patent number 4,058,870
    • Issue date Nov 22, 1977
    • C. H. Heist Corporation
    • Robert J. Goodwin
    • B08 - CLEANING

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    75033237 - SMART GUN
    • Serial number 75033237
    • Filing date Dec 15, 1995
    • C.H. HEIST CORP
    • 7 - Machines and machine tools
  • Information Trademark

    74140670 - ABLEST
    • Serial number 74140670
    • Registration number 1672759
    • Filing date Feb 19, 1991
    • C. H. Heist Corporation
    • 35 - Advertising
  • Information Trademark

    73449777 - ABLEST
    • Serial number 73449777
    • Registration number 1327648
    • Filing date Oct 26, 1983
    • C. H. Heist Corporation
    • 35 - Advertising
  • Information Trademark

    73449778 - ABLEST
    • Serial number 73449778
    • Registration number 1327343
    • Filing date Oct 26, 1983
    • C. H. Heist Corporation
    • 35 - Advertising
  • Information Trademark

    73368460 - HEIST
    • Serial number 73368460
    • Registration number 1278320
    • Filing date Jun 7, 1982
    • C. H. Heist Corporation
    • 37 - Building construction
  • Information Trademark

    73368461 - HEIST
    • Serial number 73368461
    • Registration number 1278321
    • Filing date Jun 7, 1982
    • C. H. Heist Corporation
    • 37 - Building construction
  • Information Trademark

    73368459
    • Serial number 73368459
    • Registration number 1278319
    • Filing date Jun 7, 1982
    • C. H. Heist Corporation
    • 37 - Building construction