Patents by Inventor Johanna M. P. Vermeer

Johanna M. P. Vermeer 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).

  • Stable aqueous folinate solution
    Patent number: 6613767
    Abstract: A stable aqueous solution of folinic acid of up to about 400 mg/ml, which does not crystallize at refridgeration temperatures, is obtained by preparing an aqueous solution of sodium folinate.
    Type: Grant
    Filed: October 7, 1996
    Date of Patent: September 2, 2003
    Assignee: Pharmachemie B.V.
    Inventors: Alfred James Nijkerk, Johanna M. P. Vermeer
  • Aqueous folinate solution stable at refrigerator temperature, as well as process for its preparation
    Patent number: 5177076
    Abstract: An aqueous folinate solution stable at refrigerator temperature is provided which contains folinate ions, complexed calcium ions, and if desired free calcium ions in a total amount of more than 12 mg/ml, as well as anions of a complexing agent for calcium. This solution is prepared by incorporating the complexing agent therein.
    Type: Grant
    Filed: November 21, 1989
    Date of Patent: January 5, 1993
    Assignee: Pharmachemie BV
    Inventors: Alfred J. Nijkerk, Johanna M. P. Vermeer
  • Carboplatin composition
    Patent number: 5104896
    Abstract: A carboplatin composition is provided in the form of an aqueous solution of carboplatin buffered at a pH of 2-6.5. Such a ready to use solution possesses a remarkable stability.
    Type: Grant
    Filed: May 29, 1990
    Date of Patent: April 14, 1992
    Assignee: Pharmachemie B.V.
    Inventors: Alfred J. Nijkerk, Johanna M. P. Vermeer