Patents by Inventor Ann Marie Schmidt

Ann Marie Schmidt 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).

  • Method for inhibiting thrombosis in a patient whose blood is subjected to extracorporeal circulation
    Patent number: 5839443
    Abstract: This invention provides an assay to monitor antithrombic activity of a Factor IXa compound infused into circulation of a patient which includes: (a) obtaining Factor IXa-deficient plasma; (b) mixing the plasma from step (a) with diatomaceous and with plasma from the patient; (c) incubating the mixture with a source of lipid and calcium chloride under conditions suitable for clot formation; and (d) measuring time necessary for clot formation in the incubate, thereby monitoring the antithrombic activity of the Factor IXa compound infused into the circulation of the patient.
    Type: Grant
    Filed: May 16, 1996
    Date of Patent: November 24, 1998
    Assignee: The Trustees of Columbia University in the City of New York
    Inventors: Eric Rose, David Stern, Ann Marie Schmidt, Talia Spanier