Patents by Inventor Ian D. Dicker

Ian D. Dicker 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).

  • Quinoline derivatives and their use as anti-asthmatic agents
    Patent number: 4698345
    Abstract: There are provided benzopyrans of formula I, ##STR1## wherein the substituents, R.sub.5 -R.sub.8 and EA are as defined in the specification. These compounds are useful as anti-asthmatic agents.
    Type: Grant
    Filed: January 28, 1985
    Date of Patent: October 6, 1987
    Assignee: Fisons plc
    Inventors: Ian D. Dicker, John L. Suschitzky