Patents by Inventor Léopold Achengui Zekeng

Léopold Achengui Zekeng 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).

  • Retrovirus from the HIV type O and its use (MVP-2901/94)
    Patent number: 6548635
    Abstract: A novel HIV type O immunodeficiency virus is disclosed which has the designation MVP-2901/94 and which has been deposited with the European Collection of Animal Cell Cultures (ECACC) under No. V 950121601. The characteristic antigens which can be obtained from the virus and which can be employed for detecting antibodies against retroviruses which are associated with immunodeficiency diseases are also disclosed, as are the partial DNA and amino acid sequences of the virus.
    Type: Grant
    Filed: July 6, 2000
    Date of Patent: April 15, 2003
    Assignee: Dade Behring Marburg GmbH
    Inventors: Hans-Peter Hauser, Stefan Knapp, Stefan Brust, Lutz G. Gürtler, Josef Eberle, Lazare Kaptue, Léopold Achengui Zekeng
  • Retrovirus from the HIV group and its use (MVP-2901/94)
    Patent number: 6162631
    Abstract: A novel immunodeficiency virus is disclosed which has the designation MVP-2901/94 and which has been deposited with the European Collection of Animal Cell Cultures (ECACC) under No. V 95012601. The characteristic antigens which can be obtained from the virus and which can be employed for detecting antibodies against retroviruses which are associated with immunodeficiency diseases are also disclosed, as are the partial DNA and amino acid sequences of the virus.
    Type: Grant
    Filed: December 12, 1997
    Date of Patent: December 19, 2000
    Assignee: Behringwerke Aktiengesellschaft
    Inventors: Hans-Peter Hauser, Stefan Knapp, Stefan Brust, Lutz G. Gurtler, Josef Eberle, Lazare Kaptue, Leopold Achengui Zekeng