Patents by Inventor Antoinette Klein

Antoinette Klein 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 gene transfer into cells activated from a quiescent state
    Patent number: 6225044
    Abstract: A method is disclosed for gene transfer into a culture of primitive stem cells which comprises a prestimulation step of adding a blocking agent to block at least one inhibitor of a cell cycle of said primitive stem cells. The prestimulation is time-limited for a period of less than approximately 36 hours so that said culture of primitive stem cells retains hematopoietic potential.
    Type: Grant
    Filed: April 7, 1999
    Date of Patent: May 1, 2001
    Assignee: Centre National de la Recherche Scientifique
    Inventors: Antoinette Klein, Jacques Hatzfeld
  • Method for gene transfer into cells activated from a quiescent state
    Patent number: 5958774
    Abstract: A method is disclosed for gene transfer into a culture of primitive stem cells which comprises a prestimulation step of adding a blocking agent to block at least one inhibitor of a cell cycle of said primitive stem cells. The prestimulation is time-limited for a period of less than approximately 36 hours so that said culture of primitive stem cells retains hematopoietic potential.
    Type: Grant
    Filed: July 10, 1997
    Date of Patent: September 28, 1999
    Assignee: Centre National de la Recherche Scientifique
    Inventors: Antoinette Klein, Jacques Hatzfeld