Patents by Inventor Joanna Negri

Joanna Negri 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).

  • PHARMACEUTICALLY ACTIVE COMPOUNDS
    Publication number: 20060293347
    Abstract: Compounds of the formula (I): wherein R1, R2, R4 and R13 are as defined or a pharmaceutically or veterinarily acceptable salt or polymorph thereof, or a pharmaceutically or veterinarily acceptable solvate or pro-drug thereof: are potent and selective inhibitors of type 5 cyclic guanosine 3?,5?-monophosphate phosphodiesterase (cGMP PDE5) and have utility in the treatment of, inter alia, male erectile dysfunction (MED) and female sexual dysfunction (FSD).
    Type: Application
    Filed: August 11, 2006
    Publication date: December 28, 2006
    Inventors: Mark Bunnage, Keith DeVries, Laurence Harris, Philip Levett, John Mathias, Joanna Negri, Stephen Street, Albert Wood
  • Process for the preparation of pyrazolo[4,3-d]pyrimidin-7-one compounds and intermediates thereof
    Publication number: 20050143367
    Abstract: A process is provided for the preparation of compounds of formula (I) herein comprising reacting a compound of formula (II), (III), (IV) or (V) in the presence of ?OR3 and a hydroxide trapping agent or in the case of compounds of formula (IV) reacting in the presence of an auxiliary base and a hydroxide trapping agent ( i.e. ?OR3 is substituted by the auxiliary base), wherein X is a leaving group and R1 to R4 are as defined.
    Type: Application
    Filed: September 3, 2004
    Publication date: June 30, 2005
    Inventors: Charlotte Moira Allerton, Christopher Barber, Keith Devries, Laurence Harris, Philip Levett, Joanna Negri, David Rawson, Albert Wood