Patents

  • Patent Number Year Symeres Authors Customer
    Processes for the preparation of (R)-.agr.-(2,3-dimethoxyphenyl)-1-[2-(4-fluorophenyl)ethyl]-4-piperidinemethanol WO9946245 1999 1999 Jan Koek Hoechst Marion Roussel Deutschland GMBH.

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  • Patent Number Year Symeres Authors Customer
    Method for making hydroxy-25-ene vitamin D compounds WO9961417 1999 1999 Hans Wijnberg, Ton Vries, Kees Pouwer Bone Care International, Inc

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  • Patent Number Year Symeres Authors Customer
    1-Fenyl-3-oxopropaan-1-sulfonzuren en –sulfonaten en zuivere enantiomeren daarvan NL1012865 / NO42870 1999 Hans Wijnberg, Kees Pouwer, José Nieuwenhuijzen, Ton Vries DSM

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  • Patent Number Year Symeres Authors Customer
    Process for the separation of a mixture of enantiomers EP838448 1998 1998 Ton Vries, Hans Wijnberg, Erik van Echten DSM

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  • Patent Number Year Symeres Authors Customer
    Method of preparing a thiophene-containing or furan-containing conjugated compound and precursor compound used therein EP867437 1998, US05919951 1999 1998 Wolter ten Hoeve, Hans Wijnberg Philips

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  • Patent Number Year Symeres Authors Customer
    Process for the production of semi synthetic statins via novel intermediates WO9832751 1998, EP971913 2000 1998 Ton Vries, Hans Wijnberg, Wijnand Faber Gist-Brocades b.v.

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  • Patent Number Year Symeres Authors Customer
    A catalyst for the preparation of chiral products in optically active form 1007776 1997 Hans Wijnberg, Ton Vries, Jan Koek DSM

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  • Patent Number Year Symeres Authors Customer
    Method for the photochemical isomeration of organic compounds under the influence of a photosensitizer EP 0454204 B1 1995 Hans Wijnberg Duphar International Research B.V.

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  • Patent Number Year Symeres Authors Customer
    Method of preparing aryl(homo)piperazines EP556889 1993 US5463050 1995 1993 Wolter ten Hoeve, Janet Thiecke, Hans Wijnberg Duphar

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  • Patent Number Year Symeres Authors Customer
    Immunological detection of organophosphates EP629206 1994 US5677432 1997 WO9317030 1993 1993 Hans Wijnberg, Wolter ten Hoeve The Horticulture and Food Research Institute of New Zealand Limited

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