Patents by Inventor John Schwartz

John Schwartz 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).

  • Peptide derivatives
    Patent number: 4910190
    Abstract: The invention concerns pharmaceutically useful trifluoromethyl ketone substituted di-, tri- and tetra-peptide derivatives of the formulae Ia, Ib, Ic set out hereinafter, and salts thereof, which are inhibitors of human leukocyte elastase. Also described herein are pharmaceutical compositions containing a peptide derivative and processes and intermediates for use in the manufacture of the peptide derivatives.
    Type: Grant
    Filed: January 20, 1987
    Date of Patent: March 20, 1990
    Assignee: ICI Americas Inc.
    Inventors: Scott H. Bergeson, Philip D. Edwards, John A. Schwartz, Andrew Shaw, Mark M. Stein, Diane A. Trainor, Richard A. Wildonger, Donald J. Wolanin
  • Aminomethylphenolic pyrazines
    Patent number: 4910202
    Abstract: This invention comprises novel pyrazine amides which are useful as eukalemic diuretics.
    Type: Grant
    Filed: May 26, 1988
    Date of Patent: March 20, 1990
    Assignee: ICI Americas Inc.
    Inventor: John A. Schwartz
  • Pyrazine amides
    Patent number: 4906633
    Abstract: Novel pyrazine amides of Formula III (set out hereinafter) are disclosed which are useful as eukalemic diuretics.
    Type: Grant
    Filed: May 26, 1988
    Date of Patent: March 6, 1990
    Assignee: ICI Americas Inc.
    Inventor: John A. Schwartz