Patents by Inventor Jacques Chabbat

Jacques Chabbat 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).

  • PROTHROMBIC COMPLEX COMPOSITION
    Publication number: 20120087907
    Abstract: The present disclosure relates to a method for preparing a composition or a concentrate of a prothrombic complex that includes the II, VII, IX and X coagulation factors, including providing a supernatant of a plasma cryoprecipitate, applying the supernatant on an anion-exchange resin for producing an eluate containing the complex and proteins having a high molecular weight, and applying the eluate on a hydroxyapatite column for producing a second eluate containing the complex. The disclosure also relates to a composition that can be produced by the method.
    Type: Application
    Filed: June 4, 2010
    Publication date: April 12, 2012
    Applicant: LABORATOIRE FRANCAIS DU FRACTIONNEMENT ET DES BIOTECHNOLOGIES SA
    Inventor: Jacques Chabbat
  • Process for preparation of activated protein C by immobilized aprotinin chromatography
    Patent number: 5198534
    Abstract: The present invention relates to a method for preparing activated protein C (APC) from a sample containing the said activated protein C, characterized in that the activated protein C is bound to insolubilized aprotinin and then in that, after washing of the said activated protein C/aprotinin complex with a buffered saline solution, the said activated protein C is collected by elution with an acidic aqueous solution or a solution containing a chaotropic agent.The invention also relates to the activated protein C thereby obtained according to the method described above.
    Type: Grant
    Filed: January 9, 1991
    Date of Patent: March 30, 1993
    Assignee: Fondation Nationale de Transfusion Sanguine
    Inventors: Marion Steinbuch, Jacques Chabbat, Olivier Taby