Patents by Inventor David Demoulpied

David Demoulpied 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).

  • Hydrophilic functionalized colloidal silica compositions, methods of making, and uses therefor
    Publication number: 20070238088
    Abstract: Disclosed are hydrophilic functionalized silica compositions that are stable and do not show significant pH increases upon heat sterilization. Also provided are methods to make hydrophilic functionalized silica compositions by reacting acidic silica particles with hydrophilic organosilanes. Further provided are methods of separating components in a mixture using hydrophilic functionalized silica compositions.
    Type: Application
    Filed: March 29, 2006
    Publication date: October 11, 2007
    Inventors: Slawomir Rubinsztajn, David Demoulpied, Omayra de Jesus, Gregory Goddard, James Van Alstine, Jan Larsson, Mohan Amaratunga, Nicolas Thevenin