Patents by Inventor Robert Oliver Jones

Robert Oliver Jones 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).

  • Process for the preparation of acylated cyclic 1,3-dicarbonyl compounds
    Patent number: 6218579
    Abstract: A process for preparing a compound of Formula (I); where Q completes an optionally substituted 5-or 6-member saturated carbocyclic ring and R is optionally substituted phenyl or optionally substituted C3-C6 cycloalkyl which comprises the rearrangement of a compound of Formula (II); where Q and R are as defined in relation to Formula (I) in a polar aprotic, dipolar aprotic or aromatic hydrocarbon solvent in the presence of a moderate base and an azole.
    Type: Grant
    Filed: April 18, 2000
    Date of Patent: April 17, 2001
    Assignee: Zeneca Limited
    Inventors: Robert Oliver Jones, Thomas William Bentley, Stephen Martin Brown