Patents by Inventor Bruce A. Slomski

Bruce A. Slomski 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).

  • Synthesis of nizatidine intermediate
    Patent number: 4777260
    Abstract: The present invention provides a process for preparing a novel intermediate for nizatidine.
    Type: Grant
    Filed: December 18, 1985
    Date of Patent: October 11, 1988
    Assignee: Eli Lilly and Company
    Inventors: Charles W. Ryan, Bruce A. Slomski
  • 3-sulfonylamino-4-amino phenyl acyl derivatives
    Patent number: 4645861
    Abstract: A 4-acyl-o-phenylenediamine is selectively sulfonated on the amino group meta to the acyl group to provide an important intermediate for benzimidazole pharmaceuticals. Some of the intermediates are new to organic chemistry.
    Type: Grant
    Filed: April 25, 1986
    Date of Patent: February 24, 1987
    Assignee: Eli Lilly and Company
    Inventors: Charles W. Ryan, Bruce A. Slomski
  • Synthesis of alkylidene intermediates
    Patent number: 4501921
    Abstract: A stereo-selective preparation of novel sulfonated o-phenylenediamines carrying a trans-.alpha.-alkylidenebenzyl group at the 5-position, which are intermediates in the synthesis of antiviral benzimidazoles.
    Type: Grant
    Filed: November 18, 1982
    Date of Patent: February 26, 1985
    Assignee: Eli Lilly and Company
    Inventors: Charles W. Ryan, Bruce A. Slomski