TREA

Hydra-Tight Limited

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Organization

  • CHICAGO, IL, US
Organizations

Patents Grantslast 30 patents

  • Information Patent Grant

    Tensioning device
    • Patent number 6,065,737
    • Issue date May 23, 2000
    • Hydra-Tight Limited
    • Martin Edward George Richardson
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Hydraulic tensioning device
    • Patent number 5,527,015
    • Issue date Jun 18, 1996
    • Hydra-Tight Limited
    • Harry D. Percival-Smith
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Link pin displacement
    • Patent number 5,481,797
    • Issue date Jan 9, 1996
    • Hydra-Tight Limited
    • David Barker
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Nut splitters
    • Patent number 5,479,710
    • Issue date Jan 2, 1996
    • Hydra-Tight Limited
    • Peter R. Aston
    • B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Spacer washer for bolted joint
    • Patent number 5,466,107
    • Issue date Nov 14, 1995
    • Hydra-Tight Limited
    • Harry D. Percival-Smith
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Bolt tensioning apparatus
    • Patent number 4,659,065
    • Issue date Apr 21, 1987
    • Hydra-Tight Limited
    • Graham A. Simms
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
  • Information Patent Grant

    Bolt tensioning device
    • Patent number 4,249,718
    • Issue date Feb 10, 1981
    • Hydra-Tight Limited
    • Frederick Heaton
    • B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks

  • Information Trademark

    76144694 - BOLTUP
    • Serial number 76144694
    • Filing date Oct 10, 2000
    • Hydra-Tight Limited
    • 7 - Machines and machine tools
  • Information Trademark

    76977167 - BOLTUP
    • Serial number 76977167
    • Registration number 2925670
    • Filing date Oct 10, 2000
    • Hydra-Tight Limited
    • 37 - Building construction
  • Information Trademark

    74375943 - HYDRATIGHT
    • Serial number 74375943
    • Registration number 2002054
    • Filing date Apr 6, 1993
    • Hydra-Tight Limited
    • 7 - Machines and machine tools
  • Information Trademark

    73299509 - SEA SERPENT
    • Serial number 73299509
    • Registration number 1194633
    • Filing date Mar 3, 1981
    • Hydra-Tight Ltd.
    • 7 - Machines and machine tools
  • Information Trademark

    73256563 - HYDRATIGHT
    • Serial number 73256563
    • Registration number 1198467
    • Filing date Apr 3, 1980
    • Hydra-Tight Limited
    • 7 - Machines and machine tools