Patents by Inventor Nigel Derek Arthur Walshe

Nigel Derek Arthur Walshe 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).

  • Substituted arylpyrazoles
    Patent number: 8084486
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Grant
    Filed: April 19, 2011
    Date of Patent: December 27, 2011
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • SUBSTITUTED ARYLPYRAZOLES
    Publication number: 20110196011
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Application
    Filed: April 19, 2011
    Publication date: August 11, 2011
    Applicant: PFIZER LIMITED
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • Substituted arylpyrazoles
    Patent number: 7960426
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Grant
    Filed: February 3, 2009
    Date of Patent: June 14, 2011
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • Substituted arylpyrazoles
    Patent number: 7902232
    Abstract: This invention relates to a combination product comprising a range of 1-aryl-4 -cyclopropylpyrazoles in which there is at least one fluorine attached to the cyclopropyl ring, and one o more further therapeutic agents, particularly anti-parasitic agents.
    Type: Grant
    Filed: June 6, 2006
    Date of Patent: March 8, 2011
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • N-(1-arylpyrazol-4L)sulfonamides and their use as parasiticides
    Patent number: 7803832
    Abstract: The invention relates to a sulfonamide compound of formula (I) or a pharmaceutically, veterinarily or agriculturally acceptable salt or solvate thereof, where the groups R1-R5 are described in the description, to compositions comprising such compounds, processes for their synthesis and their use as parasiticides.
    Type: Grant
    Filed: December 1, 2009
    Date of Patent: September 28, 2010
    Assignees: Pfizer Inc., Pfizer Products Inc.
    Inventors: Douglas James Critcher, Nigel Derek Arthur Walshe, Christelle Lauret
  • N-(1-arylpyrazol-4l) sulfonamides and their use as parasiticides
    Patent number: 7687533
    Abstract: The invention relates to a sulfonamide compound of formula (I) or a pharmaceutically, veterinarily or agriculturally acceptable salt or solvate thereof, where the groups R1-R5 are described in the description, to compositions comprising such compounds, processes for their synthesis and their use as parasiticides.
    Type: Grant
    Filed: March 7, 2005
    Date of Patent: March 30, 2010
    Assignees: Pfizer Inc., Pfizer Products Inc.
    Inventors: Douglas James Critcher, Nigel Derek Arthur Walshe, Christelle Lauret
  • N-(1-ARYLPYRAZOL-4L)SULFONAMIDES AND THEIR USE AS PARASITICIDES
    Publication number: 20100075956
    Abstract: The invention relates to a sulfonamide compound of formula (I) or a pharmaceutically, veterinarily or agriculturally acceptable salt or solvate thereof, where the groups R1-R5 are described in the description, to compositions comprising such compounds, processes for their synthesis and their use as parasiticides.
    Type: Application
    Filed: December 1, 2009
    Publication date: March 25, 2010
    Applicants: PFIZER INC., PFIZER PRODUCTS INC.
    Inventors: Douglas James Critcher, Nigel Derek Arthur Walshe, Christelle Lauret
  • SUBSTITUTED ARYLPYRAZOLES
    Publication number: 20090137524
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Application
    Filed: February 3, 2009
    Publication date: May 28, 2009
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • Substituted arylpyrazoles
    Patent number: 7514464
    Abstract: This invention relates to a combination product comprising a compound of formula I wherein X, R1, R2, R3, R4, R5, R6, R7 and R9 are as described herein, and one or more further biologically active compounds as described herein, particularly anti-parasitic agents.
    Type: Grant
    Filed: June 15, 2005
    Date of Patent: April 7, 2009
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe
  • N-(1-Arylpyrazol-4L) Sulfonamides and their Use as Parasiticides
    Publication number: 20080261940
    Abstract: The invention relates to a sulfonamide compound of formula (I) or a pharmaceutically, veterinarily or agriculturally acceptable salt or solvate thereof, where the groups R1-R5 are described in the description, to compositions comprising such compounds, processes for their synthesis and their use as parasiticides.
    Type: Application
    Filed: March 7, 2005
    Publication date: October 23, 2008
    Inventors: Douglas James Critcher, Nigel Derek Arthur Walshe, Christelle Lauret
  • Substituted arylpyrazoles
    Patent number: 7435753
    Abstract: This invention relates to a range of 1-aryl-4-cyclopropylpyrazoles in which there is at least one fluorine attached to the cyclopropyl ring, to compositions comprising such compounds, processes to their synthesis and their use as parasiticides.
    Type: Grant
    Filed: December 15, 2004
    Date of Patent: October 14, 2008
    Assignee: Pfizer Limited
    Inventors: Denis Billen, Nathan Anthony Logan Chubb, David Morris Gethin, Kim Thomas Hall, Lee Richard Roberts, Nigel Derek Arthur Walshe