Patents by Inventor Ido P. Bleeker

Ido P. Bleeker 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).

  • Use of starch and starch derivatives as filler material in prostheses
    Patent number: 5571183
    Abstract: The present invention relates to a reconstructive prosthesis, for instance a breast prosthesis, comprising a container of a flexible, non-absorbable material, containing a filler material, wherein the filler material is an aqueous solution of a non-retrograding cross-linked starch or starch derivative. Preferably, the starch and/or starch derivative is cross-linked.
    Type: Grant
    Filed: November 21, 1994
    Date of Patent: November 5, 1996
    Assignee: Cooperatieve Verkoop - En Productievereniging Van Aardappelmeel en Derivaten Avebe B.A.
    Inventors: Farid Kazem, Ido P. Bleeker, Henk J. Meijer
  • Process for making starch ethers
    Patent number: 4906745
    Abstract: A process for the dry etherification of granular starch is disclosed. The process is carried out in the presence of an alkaline catalyst and water, and in the presence of an organic acid in the solid state, which organic acid has a solubility at 25.degree. C. ranging from 0.2 to 5 g in 100 g water. Examples of suitable organic acids are fumaric acid and adipic acid.
    Type: Grant
    Filed: March 8, 1989
    Date of Patent: March 6, 1990
    Assignee: Cooperatieve Verkoop-en Productievereniging ran Aardappelmeel en Perivaten `Avebe` B.A.
    Inventors: Jacobus Guns, Ido P. Bleeker, Johannes W. Gielen