Patents by Inventor Steven J. Sproull

Steven J. Sproull 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).

  • Preparation of carbonic anhydrase inhibitors
    Patent number: 5473067
    Abstract: A process for synthesizing carbonic anhydrase inhibitors is disclosed.
    Type: Grant
    Filed: January 14, 1994
    Date of Patent: December 5, 1995
    Assignee: Alcon Laboratories, Inc.
    Inventors: William D. Dean, Paul W. Zinke, Steven J. Sproull, Michael E. Deason, Raymond E. Conrow, Anura P. Dantanarayana
  • Preparation of carbonic anhydrase inhibitors
    Patent number: 5424448
    Abstract: A process for synthesizing carbonic anhydrase inhibitors is disclosed.
    Type: Grant
    Filed: January 14, 1994
    Date of Patent: June 13, 1995
    Assignee: Alcon Laboratories, Inc.
    Inventors: William D. Dean, Paul W. Zinke, Steven J. Sproull, Michael E. Deason, Raymond E. Conrow, Anura P. Dantanarayana
  • Preparation of carbonic anhydrase inhibitors
    Patent number: 5344929
    Abstract: A process for synthesizing carbonic anhydrase inhibitors is disclosed.
    Type: Grant
    Filed: February 18, 1993
    Date of Patent: September 6, 1994
    Assignee: Alcon Laboratories, Inc.
    Inventors: William D. Dean, Paul W. Zinke, Steven J. Sproull, Michael E. Deason, Raymond E. Conrow, Anura P. Dantanarayana