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John D. Schofield

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  • Bury, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Filled poly vinyl chloride composition
    • Patent number 9,115,259
    • Issue date Aug 25, 2015
    • Lubrizol Advanced Materials, Inc.
    • Dean Thetford
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Dispersant composition
    • Patent number 9,044,720
    • Issue date Jun 2, 2015
    • Lubrizol Advanced Materials, Inc.
    • Patrick J. Sunderland
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Dispersants
    • Patent number RE44769
    • Issue date Feb 18, 2014
    • The Lubrizol Corporation
    • Dean Thetford
    • 524 - Synthetic resins or natural rubbers
  • Information Patent Grant

    Filler composites
    • Patent number 7,732,514
    • Issue date Jun 8, 2010
    • The Lubrizol Corporation
    • Roger Norman Rothon
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Use of dispersions in making electronic devices
    • Patent number 7,442,327
    • Issue date Oct 28, 2008
    • The Lubrizol Corporation
    • Dean Thetford
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Grant

    Paint compositions
    • Patent number 7,008,988
    • Issue date Mar 7, 2006
    • The Lubrizol Corporation
    • Dean Thetford
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Thickeners
    • Patent number 6,770,704
    • Issue date Aug 3, 2004
    • Avecia Limited
    • David John Cartridge
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Pigment composition
    • Patent number 6,197,103
    • Issue date Mar 6, 2001
    • Zeneca Limited
    • Peter Kingsley Davies
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Dispersants
    • Patent number 6,197,877
    • Issue date Mar 6, 2001
    • Zeneca Limited
    • Dean Thetford
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Polyether phosphates
    • Patent number 6,191,253
    • Issue date Feb 20, 2001
    • Zeneca Limited
    • John David Schofield
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Rheology modifier for solvent-based coatings
    • Patent number 6,117,935
    • Issue date Sep 12, 2000
    • Zeneca Limited
    • John David Schofield
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Pigment composition
    • Patent number 5,954,870
    • Issue date Sep 21, 1999
    • Zeneca Limited
    • Peter Kingsley Davies
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Dispersant for dispersing particulate solids
    • Patent number 5,785,894
    • Issue date Jul 28, 1998
    • Zeneca Limited
    • John David Schofield
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Process
    • Patent number 5,753,022
    • Issue date May 19, 1998
    • Zeneca Limited
    • John David Schofield
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Dispersants
    • Patent number 5,700,395
    • Issue date Dec 23, 1997
    • Zeneca Limited
    • Dean Thetford
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Surfactant and dispersible or emulsifiable compositions employing s...
    • Patent number 5,536,445
    • Issue date Jul 16, 1996
    • Zeneca Limted
    • Frederick Campbell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Pigment composition
    • Patent number 5,380,363
    • Issue date Jan 10, 1995
    • Francolor Pigments SA
    • Gerard Coispeau
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Surfactant products of poly(hydroxyalkanecarboxylic acid) phosphate...
    • Patent number 5,300,255
    • Issue date Apr 5, 1994
    • Imperial Chemical Industries, PLC
    • Frederick Campbell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Dispersion
    • Patent number 4,954,177
    • Issue date Sep 4, 1990
    • Imperial Chemical Industries PLC
    • John D. Schofield
    • C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
  • Information Patent Grant

    Composition
    • Patent number 4,861,380
    • Issue date Aug 29, 1989
    • Imperial Chemical Industries PLC
    • Frederick Campbell
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Dispersed particulate composition
    • Patent number 4,797,440
    • Issue date Jan 10, 1989
    • Imperial Chemical Industries PLC
    • John D. Schofield
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Dispersion
    • Patent number 4,645,611
    • Issue date Feb 24, 1987
    • Imperial Chemical Industries PLC
    • Frederick Campbell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Fluidizing agent
    • Patent number 4,461,647
    • Issue date Jul 24, 1984
    • Imperial Chemical Industries Limited
    • John D. Schofield
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Dispersible inorganic pigment
    • Patent number 4,349,389
    • Issue date Sep 14, 1982
    • Imperial Chemical Industries Limited
    • John D. Schofield
    • C01 - INORGANIC CHEMISTRY

Patents Applicationslast 30 patents

  • Information Patent Application

    COPOLYMERS WITH A POLYACRYLIC ACID BACKBONE AS PERFORMANCE ENHANCER...
    • Publication number 20160268633
    • Publication date Sep 15, 2016
    • LUBRIZOL ADVANCED MATERIALS, INC.
    • John D. Schofield
    • H01 - BASIC ELECTRIC ELEMENTS
  • Information Patent Application

    MULTI-ACID MULTI-BASE GRAFT COPOLYMER DISPERSANTS
    • Publication number 20160215160
    • Publication date Jul 28, 2016
    • LUBRIZOL ADVANCED MATERIALS INC.
    • Elliot Coulbeck
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    DISPERSANT COMPOSITION
    • Publication number 20130041082
    • Publication date Feb 14, 2013
    • LUBRIZOL ADVANCED MATERIALS, INC.
    • Patrick J. Sunderland
    • B01 - PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
  • Information Patent Application

    Filled Poly Vinyl Chloride Composition
    • Publication number 20110136953
    • Publication date Jun 9, 2011
    • LUBRIZOL ADVANCED MATERIALS, INC.
    • Dean Thetford
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Filled Plastic Material Composition
    • Publication number 20100048781
    • Publication date Feb 25, 2010
    • LUBRIZOL LIMITED
    • John D. Schofield
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Use of dispersions in making electronic devices
    • Publication number 20060189502
    • Publication date Aug 24, 2006
    • Dean Thetford
    • H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
  • Information Patent Application

    Phosphate esters dispersants
    • Publication number 20050256226
    • Publication date Nov 17, 2005
    • Dean Thetford
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Filler composites
    • Publication number 20050165144
    • Publication date Jul 28, 2005
    • Roger Norman Rothon
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Application

    Paint compositions
    • Publication number 20040116568
    • Publication date Jun 17, 2004
    • Dean Thetford
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Thickeners
    • Publication number 20030171485
    • Publication date Sep 11, 2003
    • David John Catridge
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...