Patents Examined by Thomas C McKenzie, Jr.
  • Pyrrolo[3,4-d]pyrimidinone derivatives and their use as medicaments
    Patent number: 6306863
    Abstract: Compounds of the formula W, Q, R1, R2 and R10 are as defined in the specification. A process for their preparation and pharmaceutical compositions and methods of treatment involving their use in the treatment of respiratory disease including, for example, asthma, are also provided.
    Type: Grant
    Filed: November 8, 2000
    Date of Patent: October 23, 2001
    Assignee: AstraZeneca AB
    Inventors: Martin E Cooper, David R Cheshire, David K Donald, Mark Furber, Matthew W. D Perry, Richard P Harrison, Nicholas P Tomkinsson