Patents by Inventor Darcee Deschamp Nelson

Darcee Deschamp Nelson 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).

  • Methods, compositions and devices, including electroosmotic pumps, comprising coated porous surfaces
    Patent number: 7867592
    Abstract: Methods are disclosed for modifying at least a portion of a porous polymeric surface. Such methods include contacting the porous polymeric surface with at least one polyelectrolyte, resulting in the physical adsorption of at least one polyelectrolyte onto the porous polymeric surface to form a charge modified surface. Such coated surfaces may be part of a device or apparatus, including electroosmotic pumps.
    Type: Grant
    Filed: January 30, 2007
    Date of Patent: January 11, 2011
    Assignee: Eksigent Technologies, Inc.
    Inventors: Darcee Deschamp Nelson, Klaus Joachim Dahl
  • METHODS, COMPOSITIONS AND DEVICES, INCLUDING ELECTROOSMOTIC PUMPS, COMPRISING COATED POROUS SURFACES
    Publication number: 20080179188
    Abstract: Methods are disclosed for modifying at least a portion of a porous polymeric surface. Such methods include contacting the porous polymeric surface with at least one polyelectrolyte, resulting in the physical adsorption of at least one polyelectrolyte onto the porous polymeric surface to form a charge modified surface. Such coated surfaces may be part of a device or apparatus, including electroosmotic pumps.
    Type: Application
    Filed: January 30, 2007
    Publication date: July 31, 2008
    Applicant: Eksigent Technologies, Inc.
    Inventors: Darcee Deschamp Nelson, Klaus Joachim Dahl