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John Whitworth

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  • Manchester, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Aqueous and transparent coatings for marking substrates
    • Patent number 8,642,504
    • Issue date Feb 4, 2014
    • Gill Jennings & Every LLP
    • Jonathan Campbell
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Coating compositions for marking substrates
    • Patent number 8,101,545
    • Issue date Jan 24, 2012
    • Datalase Ltd.
    • Jonathan Campbell
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Coating compositions comprising a latent activator for marking subs...
    • Patent number 7,998,653
    • Issue date Aug 16, 2011
    • CIBA Corp.
    • Karen O'Donoghue
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Heat sensitive recording material
    • Patent number 7,517,397
    • Issue date Apr 14, 2009
    • Ciba Specialty Chemicals Corp.
    • Jonathan Campbell
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Heat sensitive recording material
    • Patent number 6,624,117
    • Issue date Sep 23, 2003
    • Ciba Specialty Chemicals Corporation
    • Michael Heneghan
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Crystalline fluoran compound
    • Patent number 6,071,853
    • Issue date Jun 6, 2000
    • Ciba Specialty Chemicals Corporation
    • Roy Alan Kirk
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Chemical process
    • Patent number 5,936,119
    • Issue date Aug 10, 1999
    • Ciba Specialty Chemicals Corporation
    • John Barry Henshall
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Production of keto acids
    • Patent number 5,925,787
    • Issue date Jul 20, 1999
    • Ciba Specialty Chemicals Corporation
    • James Philip Taylor
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Purification process
    • Patent number 5,917,086
    • Issue date Jun 29, 1999
    • Ciba Specialty Chemicals Corporation
    • James Philip Taylor
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Production of aminophenols
    • Patent number 5,908,961
    • Issue date Jun 1, 1999
    • Ciba Specialty Chemicals Corporation
    • John Barry Henshall
    • C07 - ORGANIC CHEMISTRY

Patents Applicationslast 30 patents