Patents by Inventor Steven P. Probert

Steven P. Probert 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).

  • Aqueous pharmaceutical formulations of sodium cromoglycate
    Patent number: 5475023
    Abstract: A pharmaceutical formulation comprising a substantially clear aqueous solution having a viscosity of less than 10 mPa.s containing 3.5 to 5% w/v of 1,3-bis(2-carboxychromon-5-yloxy)-propan-2-ol, or a pharmaceutically acceptable salt thereof, as active ingredient and glycerol, the concentration of ions of metals of groups IIA, IB, IIB and IVB of the periodic table or of transition metals being less than 20 ppm.
    Type: Grant
    Filed: July 28, 1994
    Date of Patent: December 12, 1995
    Assignee: Fisons plc
    Inventors: Lewis J. Baskeyfield, Graham F. Jay, Steven P. Probert