Patents by Inventor Stephane Chollet

Stephane Chollet 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).

  • Publication number: 20130292320
    Abstract: One aspect of the disclosure relates to a filtration unit intended to allow the removal of leukocytes from a fluid such as blood or a blood component, the unit containing a porous element including a medium for the removal of leukocytes by adsorption and filtration of the leukocytes. The disclosure also relates to a bag-based system including such a unit, said system being in particular arranged for the sterile and closed-circuit filtration of the fluid.
    Type: Application
    Filed: July 1, 2013
    Publication date: November 7, 2013
    Inventors: Thierry Verpoort, Stephane Chollet
  • Publication number: 20070175816
    Abstract: One aspect of the disclosure relates to a filtration unit intended to allow the removal of leukocytes from a fluid such as blood or a blood component, the unit containing a porous element including a medium for the removal of leukocytes by adsorption and filtration of the leukocytes, said medium including a number of layers of one and the same type which are formed from at least one porous non-woven material, in which at least one layer has been pressed by calendering prior to the stacking thereof, said at least one calendered layer being disposed on the downstream side of the stack, while the medium includes at least one non-calendered layer. The invention also relates to a bag-based system including such a unit, said system being in particular arranged for the sterile and closed-circuit filtration of the fluid.
    Type: Application
    Filed: December 6, 2006
    Publication date: August 2, 2007
    Inventors: Thierry Verpoort, Stephane Chollet
  • Publication number: 20040007540
    Abstract: The invention includes a filtration unit for the selective deleukocytation of a fluid containing blood platelets such as blood or a blood component. The unit includes a medium for deleukocytation by adsorption and/or filtration of the leukocytes. The medium is formed by at least one layer of non-woven polyurethane fabric which has been treated by gas plasma.
    Type: Application
    Filed: July 9, 2003
    Publication date: January 15, 2004
    Inventors: Thierry Verpoort, Stephane Chollet
  • Publication number: 20030150793
    Abstract: The present invention is directed to a filtration unit intended to allow the removal of leukocytes from a fluid such as blood or a blood component. The filtration unit contains a porous element comprising a medium for the removal of leukocytes by adsorption and filtration of the leukocytes. The medium comprises a number of layers of a first type which are formed from at least one porous non-woven material. At least one layer has been pressed by calendering prior to the stacking thereof. The at least one calendered layer is disposed on the downstream side of the stack. The medium also comprises at least one non-calendered layer. The present invention is also directed to a bag-based system comprising the filtration unit. The system is in particular arranged for the sterile and closed-circuit filtration of the fluid.
    Type: Application
    Filed: February 11, 2003
    Publication date: August 14, 2003
    Inventors: Thierry Verpoort, Stephane Chollet
  • Publication number: 20030041791
    Abstract: The invention concerns a motorboat with a skimmer hull. The hull is a W-shaped cross section and comprises an inverted V-shaped longitudinal central tunnel formed by two median faces of the hull and extending substantially over all the length of the hull, the vertex of this tunnel being level with the waterline.
    Type: Application
    Filed: October 23, 2002
    Publication date: March 6, 2003
    Inventors: Stephane Chollet, Remy Chollet