Patents by Inventor Petrus J. H. Bos

Petrus J. H. Bos 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).

  • Bismuth containing composition and method for the preparation thereof
    Patent number: 4801608
    Abstract: A new solid bismuth containing composition which is colloidally soluble in water is obtained by spray drying an aqueous ammoniacal colloidal solution of bismuth citrate. The new composition is effective for the treatment of peptic ulcers.
    Type: Grant
    Filed: December 6, 1983
    Date of Patent: January 31, 1989
    Assignee: Gist-Brocades N. V.
    Inventors: Petrus J. H. Bos, Dirk J. C. Engel, Hayo de Jonge