Patents by Inventor Bernardus L. J. Dijkgraaf

Bernardus L. J. Dijkgraaf has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Pharmaceutical granulate
    Patent number: 5085869
    Abstract: A wet granulate is provided for therapeutically useful substances having a water solubility 10 wt % or less and microcrystalline or microfine cellulose or a mixture of both, where substantial amounts of wet binders are avoided.Tableting mixtures with the new granulate possess a good flow pattern and may be compressed to tablets which show an excellent disintegration behavior.
    Type: Grant
    Filed: February 24, 1989
    Date of Patent: February 4, 1992
    Assignee: Gist-Brocades N.V.
    Inventors: Margaretha Olthoff, Bernardus L. J. Dijkgraaf, Piet J. Akkerboom