TREA

John M. Liddell

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  • Stockton on Tees, GB
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Patents Grantslast 30 patents

  • Information Patent Grant

    Extraction of triglycerides from microorganisms
    • Patent number 6,180,376
    • Issue date Jan 30, 2001
    • Zeneca Limited
    • John Macdonald Liddell
    • C11 - ANIMAL AND VEGETABLE OILS, FATS, FATTY SUBSTANCES AND WAXES FATTY ACIDS...
  • Information Patent Grant

    Biocatalysts
    • Patent number 6,146,879
    • Issue date Nov 14, 2000
    • Zeneca Limited
    • John Macdonald Liddell
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Latex of polyhydroxyalkanoate
    • Patent number 5,977,250
    • Issue date Nov 2, 1999
    • Monsanto Company
    • Neil George
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Process for the recovery of polyhydroxyalkanoic acid
    • Patent number 5,894,062
    • Issue date Apr 13, 1999
    • Monsanto Company
    • John MacDonald Liddell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of a polymer composition
    • Patent number 5,891,936
    • Issue date Apr 6, 1999
    • Monsanto Company
    • John MacDonald Liddell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Increasing the particle size of polymers
    • Patent number 5,798,440
    • Issue date Aug 25, 1998
    • Zeneca Limited
    • John Macdonald Liddell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
  • Information Patent Grant

    Production of plastics materials from microorganisms
    • Patent number 5,691,174
    • Issue date Nov 25, 1997
    • Zeneca Limited
    • John Macdonald Liddell
    • C12 - BIOCHEMISTRY BEER SPIRITS WINE VINEGAR MICROBIOLOGY ENZYMOLOGY MUTATION...
  • Information Patent Grant

    Polymer compositions and processes
    • Patent number 5,525,658
    • Issue date Jun 11, 1996
    • Zeneca Limited
    • John M. Liddell
    • C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...