Patents by Inventor Dung Lenguyen

Dung Lenguyen 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).

  • Novel microproteins
    Patent number: 5089474
    Abstract: A microprotein containing 28 amino acids of the formula ##STR1## wherein the X in position 4 is a residue of a member of the group consisting of valine, leucine, isoleucine, norleucine, alanine, cyclohexylalanine, o-methylthreonine, phenylglycine or .alpha.-amino butyric acid, Arginine, Y in position 5 is a residue of isoleucine or serine, Z in position 7 is a residue of methionine or norleucine, with the proviso that Z is a norleucine residue when X is an Arginine residue, having anti-elastase activity.
    Type: Grant
    Filed: May 24, 1990
    Date of Patent: February 18, 1992
    Assignee: Roussel Uclaf
    Inventors: Bertrand Castro, Dung Lenguyen, Anne Favel, Maria A. Previero