Patents by Inventor Christopher Walpole

Christopher Walpole 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).

  • Publication number: 20090076049
    Abstract: The present invention relates to new compounds of formula (I), wherein R1 to R9 and X are as defined as in formula I, or salts, solvates or solvated salts thereof, processes for their preparation and to new intermediates used in the preparation thereof, pharmaceutical formulations containing said compounds and to the use of said compounds in therapy.
    Type: Application
    Filed: February 6, 2007
    Publication date: March 19, 2009
    Applicant: AstraZeneca AB
    Inventors: Lucy Horoszok, Carmen Leung, Miroslaw Tomaszewski, Christopher Walpole
  • Patent number: 7501447
    Abstract: Compounds of formula (I) or pharmaceutically acceptable salts thereof: wherein R1, R2, R3, R4 and Z are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Grant
    Filed: June 9, 2004
    Date of Patent: March 10, 2009
    Assignee: AstraZeneca AB
    Inventors: Ziping Liu, Daniel Pagé, Christopher Walpole, Hua Yang
  • Publication number: 20090018116
    Abstract: Compounds of formula I or pharmaceutically acceptable salts thereof: wherein R1, R2, R3, R4 and n are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: May 20, 2005
    Publication date: January 15, 2009
    Applicant: ASTRAZENECA AB
    Inventors: Shujuan Jin, Ziping Liu, Claire Milburn, Miroslaw Tomaszewski, Christopher Walpole, Zhong-Yong Wei, Hua Yang
  • Publication number: 20080262038
    Abstract: Compounds of Formula: wherein R1, R2, and R3 are as defined in the specification, as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: January 5, 2005
    Publication date: October 23, 2008
    Applicant: ASTRAZENECA AB
    Inventors: William Brown, Andrew Griffin, Christopher Walpole
  • Publication number: 20080221178
    Abstract: Compounds of Formula (I) or pharmaceutically acceptable salts thereof; wherein R1, R2, R3 and Ar are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: September 24, 2004
    Publication date: September 11, 2008
    Applicant: AstraZeneca AB
    Inventors: Ziping Liu, Claire Milburn, Daniel Page, Christopher Walpole, Hua Yang
  • Publication number: 20080207612
    Abstract: Compounds of Formula (I) or pharmaceutically acceptable salts thereof; wherein R1, R2, R3, and R4 are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: September 24, 2004
    Publication date: August 28, 2008
    Applicant: AstraZeneca AB
    Inventors: Ziping Liu, Daniel Page, Christopher Walpole, Hua Yang
  • Patent number: 7407968
    Abstract: Compounds of formula (I) wherein RF1, RF2, Z, R1, R2, Ar, X and Y are as defined in the specification as well as salts and pharmaceutical compositions including the compounds were prepared. These compounds are useful in therapy, in particular in the management of pain.
    Type: Grant
    Filed: October 15, 2003
    Date of Patent: August 5, 2008
    Assignee: AstraZeneca AB
    Inventors: Daniel Pagé, Christopher Walpole, Hua Yang
  • Patent number: 7396834
    Abstract: Compounds of general formula: wherein R1 and R2 are as defined in the specification, as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Grant
    Filed: November 5, 2003
    Date of Patent: July 8, 2008
    Assignee: AstraZeneca AB
    Inventors: William Brown, Andrew Griffin, Niklas Plobeck, Christopher Walpole
  • Patent number: 7384955
    Abstract: Compounds of formula I or pharmaceutically acceptable salts thereof Formula (I) wherein Ar, R1, R2, R3, Ra, Rb and X are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared.
    Type: Grant
    Filed: March 26, 2004
    Date of Patent: June 10, 2008
    Assignee: AstraZeneca AB
    Inventors: Zhongyong Wei, Regis Dolaine, Christopher Walpole, Hua Yang
  • Publication number: 20080114041
    Abstract: The present invention relates to new compounds of formula I, wherein R1 to R4 are as defined as in formula I, or salts, solvates or solvated salts thereof, processes for their preparation and to new intermediates used in the preparation thereof, pharmaceutical formulations containing said compounds and to the use of said compounds in therapy.
    Type: Application
    Filed: December 19, 2005
    Publication date: May 15, 2008
    Applicant: AstraZeneca AB
    Inventors: William Brown, Shawn Johnstone, Paul Jones, Denis Labrecque, Mickael Maudet, Christopher Walpole
  • Publication number: 20080108676
    Abstract: The present invention relates to new compounds of formula I, (I) wherein R1 to R4, m, n and p, are as defined as in formula I, or salts, solvates or solvated salts thereof, processes for their preparation and to a new intermediate used in the preparation thereof, pharmaceutical formulations containing said compounds and to the use of said compounds in therapy.
    Type: Application
    Filed: December 19, 2005
    Publication date: May 8, 2008
    Applicant: New Benzothiazolecarboxamides
    Inventors: William Brown, Andrew Griffin, Shawn Johnstone, Denis Labrecque, Alexander Munro, Sandrine Pache, Christopher Walpole
  • Publication number: 20080070946
    Abstract: The present invention relates to new compounds, or salts, solvates or solvated salts thereof, processes for their preparation and to new intermediates used in the preparation thereof, pharmaceutical compositions containing said compounds and to the use of said compounds in therapy.
    Type: Application
    Filed: October 5, 2005
    Publication date: March 20, 2008
    Applicant: AstraZeneca AB
    Inventors: Yevgeni Besidski, William Brown, Magali Harter, Yin Hu, Shawn Johnstone, Paul Jones, Denis Labrecque, Alexander Munro, Christopher Walpole
  • Publication number: 20070270435
    Abstract: The invention relates to at least one compound of general formula I wherein R1 is phenyl, pyridinyl, thienyl, furanyl, imidazolyl, pyrrolyl, triazolyl, thiazolyl, or pyridine N-oxide, where each R1 phenyl and R1 heteroaromatic ring may optionally and independently be substituted by 1, 2 or 3 substituents selected from CF3, methyl, iodo, bromo, fluoro, and chloro; R2 is independently selected from ethyl and isopropyl; R3 is hydrogen or fluoro; R4 is —NH2 or —NHSO2R5; and R5 is hydrogen, —CF3, or C1-C6 alkyl, or pharmaceutically acceptable salts thereof, at least one process for making at least one compound in accordance with Formula I; at least one method for treating at least one ? receptor associated condition with at least one compound in accordance with Formula I; and at least one pharmaceutical composition comprising at least one compound in accordance with Formula I.
    Type: Application
    Filed: May 3, 2007
    Publication date: November 22, 2007
    Applicant: AstraZeneca AB
    Inventors: William Brown, Christopher Walpole, Niklas Plobeck, Thomas Hudzik
  • Publication number: 20070254890
    Abstract: Compounds of general formula: wherein R1, R2 and R3 are as defined in the specification, as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: July 9, 2007
    Publication date: November 1, 2007
    Applicant: ASTRAZENECA AB
    Inventors: William Brown, Andrew Griffin, Paul Jones, Daniel Page, Niklas Plobeck, Christopher Walpole
  • Publication number: 20070249619
    Abstract: Compounds of general formula: as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain, depression and anxiety.
    Type: Application
    Filed: July 27, 2005
    Publication date: October 25, 2007
    Applicant: AstraZeneca AB
    Inventors: William Brown, Andrew Griffin, Thomas Hudzik, Carla Maciag, Gennady Smagin, Christopher Walpole
  • Publication number: 20070244092
    Abstract: Compounds of formula I or pharmaceutically acceptable salts thereof: wherein R1, R2, R3 and R4 are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: April 16, 2007
    Publication date: October 18, 2007
    Applicant: ASTRAZENECA AB
    Inventors: William Brown, Ziping Liu, Daniel Page, Zena Qadoumi, Sanjay Srivastava, Maxime Tremblay, Christopher Walpole, Zhong-yong Wei, Hua Yang
  • Publication number: 20070225292
    Abstract: Compounds of formula I or pharmaceutically acceptable salts thereof: wherein R1, R2, R3, R4, n and A are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: May 20, 2005
    Publication date: September 27, 2007
    Inventors: Kosrat Amin, Johan Broddefalk, Helene Desfosses, Emma Evertsson, Ziping Liu, Claire Milburn, Karolina Nilsson, Maxime Tremblay, Christopher Walpole, Zhong-yong Wei, Hua Yang
  • Publication number: 20070219254
    Abstract: Compounds of formula I or pharmaceutically acceptable salts thereof: wherein R1, R2, R3, R4, m and n are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared. They are useful in therapy, in particular in the management of pain.
    Type: Application
    Filed: May 20, 2005
    Publication date: September 20, 2007
    Inventors: Ziping Liu, Christopher Walpole, Zhong-Yong Wei, Hua Yang
  • Patent number: 7253173
    Abstract: Compounds of general formula (I) wherein R1, R2 and R3 are as defined in the specification, as well as salts, enantiomers thereof and pharmaceutical compositions including the compounds are prepared.
    Type: Grant
    Filed: November 5, 2003
    Date of Patent: August 7, 2007
    Assignee: AstraZeneca AB
    Inventors: William Brown, Andrew Griffin, Paul Jones, Daniel Pagé, Niklas Plobeck, Christopher Walpole
  • Patent number: 7244850
    Abstract: Compounds of formula (I) or pharmaceutically acceptable salts thereof: Formula (I) wherein R1, R2, RF1, RF2 and Z are as defined in the specification as well as salts and pharmaceutical compositions including the compounds are prepared.
    Type: Grant
    Filed: June 9, 2004
    Date of Patent: July 17, 2007
    Assignee: AstraZeneca AB
    Inventors: Daniel Pagé, Christopher Walpole, Hua Yang