Patents by Inventor Riccardo Wittek

Riccardo Wittek 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).

  • Vaccinia DNA
    Patent number: 5017487
    Abstract: New transcriptional regulatory sequences useful in the expression of pro- or eukaryotic proteins in eukaryotic organisms are provided comprising the 5' flanking region of the vaccinia virus late 11 kDa gene. Also described are recombinant vectors and recombinant infectious poxviruses containing such transcriptional regulatory sequences operatively linked to foreign genes, and live vaccines based upon these recombinant infectious poxviruses.
    Type: Grant
    Filed: March 27, 1986
    Date of Patent: May 21, 1991
    Assignee: Hoffmann-La Roche Inc.
    Inventors: Hendrik G. Stunnenberg, Riccardo Wittek