TREA

John Arthur Cleverley

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  • Oxfordshire, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Overbased metal detergents
    • Patent number 6,569,821
    • Issue date May 27, 2003
    • Infineum USA L.P.
    • Tuncel Ibrahim
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Lubricating oil compositions
    • Patent number 6,211,123
    • Issue date Apr 3, 2001
    • Infineum USA L.P.
    • Alisdair J. Brown
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Lubricating oil compositions
    • Patent number 6,153,564
    • Issue date Nov 28, 2000
    • Infineum USA L.P.
    • Velautha-Cumaran Arunasalam
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Magnesium low rate number sulphonates
    • Patent number 5,922,655
    • Issue date Jul 13, 1999
    • Exxon Chemical Company
    • Dominique Moulin
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Magnesium low base number sulphonates
    • Patent number 5,883,056
    • Issue date Mar 16, 1999
    • Exxon Chemical Patents Inc.
    • Dominique Moulin
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Preparation of overbased magnesium sulphonates
    • Patent number 5,534,168
    • Issue date Jul 9, 1996
    • Exxon Chemical Patents Inc.
    • John A. Cleverley
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Magnesium phenate detergents
    • Patent number 4,957,642
    • Issue date Sep 18, 1990
    • Exxon Chemical Patents Inc.
    • John A. Cleverley
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Overbased alkali metal additives
    • Patent number 4,839,094
    • Issue date Jun 13, 1989
    • Exxon Chemical Patents Inc.
    • John F. Marsh
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Overbased additives
    • Patent number 4,797,217
    • Issue date Jan 10, 1989
    • Exxon Chemical Patents Inc.
    • John A. Cleverley
    • C10 - PETROLEUM, GAS OR COKE INDUSTRIES TECHNICAL GASES CONTAINING CARBON MON...
  • Information Patent Grant

    Basic alkaline earth metal sulphonates
    • Patent number 4,557,872
    • Issue date Dec 10, 1985
    • Exxon Research and Engineering Co.
    • John F. Marsh
    • C07 - ORGANIC CHEMISTRY