Patents by Inventor Jacques Oberto

Jacques Oberto 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).

  • Patent number: 5336609
    Abstract: Transformed yeasts comprising DNA which include at least one copy of a fragment coding for a 1,4-.beta.-N-acetylmuramidase which is expressed in the yeasts as the corresponding active protein, and a process for preparing lysozyme by growing said transformed yeasts.
    Type: Grant
    Filed: December 5, 1989
    Date of Patent: August 9, 1994
    Assignee: Labofina, S.A.
    Inventors: Jacques Oberto, John R. N. Davison
  • Patent number: 4990446
    Abstract: Promoters capable of ensuring expression in yeast of genes coding for heterologous polypeptides are disclosed, which comprise a DNA fragment or mutants or sub-fragments thereof, said promoter comprising a definite nucleotide sequence commencing with an EcoRI site and terminated by another restriction site. Also disclosed are vector plasmids containing the promoters, transformed yeasts comprising these plasmids, and a process for preparing polypeptides and especially a 1,4-.beta.-N-acetylmuramidase.
    Type: Grant
    Filed: December 5, 1985
    Date of Patent: February 5, 1991
    Assignee: Labofina, S.A.
    Inventors: Jacques Oberto, John R. N. Davison