Patents by Inventor Evelyne L. Joseph

Evelyne L. Joseph 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).

  • Microbiological process for the preparation of a protein by culturing a mutant bacterial strain
    Patent number: 4945047
    Abstract: The invention relates to a microbiological process for the preparation of a protein by culturing a mutant bacterial strain.This process consists in using a bacterial strain carrying a mutation which limits, or even suppresses, the expression of the operons whose transcription depends on the fixation of the cAMP-CRP complex, a DNA sequence coding for a protein precursor having been introduced into the said bacterial strain.
    Type: Grant
    Filed: April 9, 1987
    Date of Patent: July 31, 1990
    Assignee: Societe Anonyme: Sanofi
    Inventors: Richard Legoux, Pascal Leplatois, Evelyne L. Joseph, Brigitte Niaudet, Willem Roskam