Patents by Inventor Esteban Celis

Esteban Celis 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).

  • Methods for ex vivo therapy using peptide-loaded antigen presenting cells for the activation of CTL
    Patent number: 5846827
    Abstract: Methods for activating cytotoxic T lymphocytes (CTL) in vitro are presented in conjunction with methods for using the activated CTL for therapy in vivo. Additionally, a method for killing specific CTL in vivo is presented using antigen presenting cells which were modified in vitro.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: December 8, 1998
    Assignee: Cytel Corporation
    Inventors: Esteban Celis, Ralph Kubo, Horacio Serra, Van Tsai, Peggy Wentworth
  • Induction of anti-tumor cytotoxic T lymphocytes in humans using synthetic peptide epitopes
    Patent number: 5662907
    Abstract: The present invention relates to compositions and methods for treating cancer. The invention provides peptides based on a 9 residue epitope derived from the product of the tumor-associated gene MAGE-3. The peptide induces CTL that kill melanoma and other tumor cells lines.
    Type: Grant
    Filed: January 25, 1994
    Date of Patent: September 2, 1997
    Assignee: Cytel Corporation
    Inventors: Ralph T. Kubo, Howard M. Grey, Alessandro Sette, Esteban Celis