Herman H. Grootveld

Person

  • Benthuizen, NL

Patents Grantslast 30 patents

  • Information Patent Grant

    Cephem derivatives

    • Patent number 5,359,058
    • Issue date Oct 25, 1994
    • Gist-Brocades, NV
    • Jan Verweij
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Cephalosporin derivatives

    • Patent number 5,164,494
    • Issue date Nov 17, 1992
    • Gist-Brocades N.V.
    • Hendrik A. Witkamp
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Process for the preparation of cephem compounds

    • Patent number 4,921,954
    • Issue date May 1, 1990
    • Gist-Brocades N.V.
    • Hendrik A. Witkamp
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Cephalosporin deoxygenation process

    • Patent number 4,695,627
    • Issue date Sep 22, 1987
    • Gist-Brocades N.V.
    • Jan Verweij
    • C07 - ORGANIC CHEMISTRY
  • Information Patent Grant

    Sodium amoxicillin solvate

    • Patent number 4,318,852
    • Issue date Mar 9, 1982
    • Gist-Brocades N.V.
    • Herwarth Heitman
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE