Patents by Inventor David Bays

David Bays 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).

  • 2-(purin-9-yl)-Tetrahydrofuran-3,4-diol derivatives
    Patent number: 6534486
    Abstract: A series of 2-(Purin-9-yl)-tetrahydrofuran-3,4-diol derivatives with broad anti-inflammatory properties which inhibit leukocyte recruitment and activation and which are agonists of the adenosine 2a receptor are described.
    Type: Grant
    Filed: February 28, 2001
    Date of Patent: March 18, 2003
    Assignee: SmithKline Beecham Corporation
    Inventors: David George Allen, Chuen Chan, Caroline Mary Cook, Richard Peter Charles Cousins, Brian Cox, Hazel Joan Dyke, Frank Ellis, Joanna Victoria Geden, Heather Hobbs, Suzanne Elaine Keeling, Alison Judith Redgrave, Stephen Swanson, Caroline Whitworth, David Bays
  • Heterocyclic derivatives
    Patent number: 4585781
    Abstract: This invention relates to compounds of the general formula (I) ##STR1## and physiologically acceptable salts and hydrates thereof, in which R.sub.1 represents a hydrogen atom or an alkyl, alkanoyl, aroyl or trifluoroalkyl group;R.sub.2 represents a hydrogen atom or an alkyl or alkenyl group or C.sub.2-6 alkyl group substituted by a hydroxy or alkoxy group;X represents a sulphur atom or NH;Y represents an oxygen or sulphur atom or a bond;m represents 1, 2 or 3; andn represents 2, 3 or 4.The compounds show pharmacological activity as selective histamine H.sub.2 -antagonists.
    Type: Grant
    Filed: December 30, 1983
    Date of Patent: April 29, 1986
    Assignee: Glaxo Group Limited
    Inventors: David Bays, Roger Hayes, Philip Blatcher