Patents by Inventor Elaine Sophie Elizabeth Stokes

Elaine Sophie Elizabeth Stokes 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).

  • Patent number: 10457664
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R? represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3 (wherein R3 is piperidin-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3 (wherein R3 is as defined hereinbefore); 3) C2-5alkynylR3 (wherein R3 is as defined hereinbefore); and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation, pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as active ingredient. The compounds of formula (I) and the pharmaceutically acceptable salts thereof inhibit the effects of VEGF, a property of value in the treatment of a number of disease states including cancer and rheumatoid arthritis.
    Type: Grant
    Filed: December 28, 2017
    Date of Patent: October 29, 2019
    Assignee: Genzyme Corporation
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Publication number: 20190002433
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R? represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3 (wherein R3 is piperidin-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3 (wherein R3 is as defined hereinbefore); 3) C2-5alkynylR3 (wherein R3 is as defined hereinbefore); and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation, pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as active ingredient. The compounds of formula (I) and the pharmaceutically acceptable salts thereof inhibit the effects of VEGF, a property of value in the treatment of a number of disease states including cancer and rheumatoid arthritis.
    Type: Application
    Filed: December 28, 2017
    Publication date: January 3, 2019
    Applicant: Genzyme Corporation
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Publication number: 20180099946
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R1 represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3 (wherein R3 is piperidin-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4 alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3 (wherein R3 is as defined hereinbefore); 3) C2-5alkynylR3 (wherein R3 is as defined hereinbefore); and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation, pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as active ingredient. The compounds of formula (I) and the pharmaceutically acceptable salts thereof inhibit the effects of VEGF, a property of value in the treatment of a number of disease states including cancer and rheumatoid arthritis.
    Type: Application
    Filed: June 19, 2017
    Publication date: April 12, 2018
    Applicant: Genzyme Corporation
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Publication number: 20160130249
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R1 represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3 (wherein R3 is piperidin-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3 (wherein R3 is as defined hereinbefore); 3) C2-5alkynylR3 (wherein R3 is as defined hereinbefore); and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation, pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as active ingredient. The compounds of formula (I) and the pharmaceutically acceptable salts thereof inhibit the effects of VEGF, a property of value in the treatment of a number of disease states including cancer and rheumatoid arthritis.
    Type: Application
    Filed: May 22, 2015
    Publication date: May 12, 2016
    Applicant: ASTRAZENECA AB
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Patent number: 9040548
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R1 represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3, wherein R3 is piperidinyl-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3, wherein R3 is as defined herein; 3) C2-5alkynylR3, wherein R3 is as defined herein; and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation; pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Grant
    Filed: January 3, 2014
    Date of Patent: May 26, 2015
    Assignee: AstraZeneca AB
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Patent number: 8735429
    Abstract: The invention concerns benzamide compounds of formula (I): compound of formula (I): wherein R1 is a C-linked pyrazole ring, which is optionally substituted by one or more groups selected from C1-4alkyl, C3-4cycloalkyl, C1-4alkoxy and C3-4cycloalkoxy; or a pharmaceutically acceptable salt or pro-drug form thereof. The invention also concerns processes for the preparation of such compounds, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumors or other proliferative conditions, which are sensitive to the inhibition of histone deacetylase (HDAC).
    Type: Grant
    Filed: May 15, 2012
    Date of Patent: May 27, 2014
    Assignee: AstraZeneca AB
    Inventors: David Michael Andrews, Elaine Sophie Elizabeth Stokes, Andrew Turner, Michael James Waring
  • Publication number: 20140121228
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R1 represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3, wherein R3 is piperidinyl-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3, wherein R3 is as defined herein; 3) C2-5alkynylR3, wherein R3 is as defined herein; and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation; pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as an active ingredient.
    Type: Application
    Filed: January 3, 2014
    Publication date: May 1, 2014
    Applicant: ASTRAZENECA AB
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Patent number: 8642608
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R1 represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3 (wherein R3 is piperidinyl-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3 (wherein R3 is as defined hereinbefore); 3) C2-5alkynylR3 (wherein R3 is as defined hereinbefore); and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation, pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as active ingredient. The compounds of formula (I) and the pharmaceutically acceptable salts thereof inhibit the effects of VEGF, a property of value in the treatment of a number of disease states including cancer and rheumatoid arthritis.
    Type: Grant
    Filed: April 15, 2010
    Date of Patent: February 4, 2014
    Assignee: AstraZeneca AB
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Publication number: 20120225907
    Abstract: The invention concerns benzamide compounds of formula (I): compound of formula (I): wherein R1 is a C-linked pyrazole ring, which is optionally substituted by one or more groups selected from C1-4alkyl, C3-4cycloalkyl, C1-4alkoxy and C3-4cycloalkoxy; or a pharmaceutically acceptable salt or pro-drug form thereof. The invention also concerns processes for the preparation of such compounds, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumours or other proliferative conditions, which are sensitive to the inhibition of histone deacetylase (HDAC).
    Type: Application
    Filed: May 15, 2012
    Publication date: September 6, 2012
    Applicant: AstraZeneca AB
    Inventors: David Michael Andrews, Elaine Sophie Elizabeth Stokes, Andrew Turner, Michael James Waring
  • Patent number: 8247562
    Abstract: The invention concerns a compound of the formula (I) wherein Ring A is heterocyclyl; m is 0-4 and each R1 is a group such as hydroxy, halo, trifluoromethyl and cyano; R2 is halo and n is 0-2; and each R4 is a group such as hydroxy, halo, trifluoromethyl and cyano; p is 0-4; and R3 is amino or hydroxy; or pharmaceutically-acceptable salts or in-vivo-hydrolysable ester or amide thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by histone deacetylase.
    Type: Grant
    Filed: September 10, 2010
    Date of Patent: August 21, 2012
    Assignee: Astrazeneca AB
    Inventors: Elaine Sophie Elizabeth Stokes, Craig Anthony Roberts, Michael James Waring
  • Patent number: 8207202
    Abstract: The invention concerns benzamide compounds of formula (I), wherein R1 is a C-linked pyrazole ring, which is optionally substituted by one or more groups selected from C1-4alkyl, C3-4cycloalkyl, C1-4alkoxy and C3-4cycloalkoxy; or a pharmaceutically acceptable salt or pro-drug form thereof. The invention also concerns processes for the preparation of such compounds, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumors or other proliferative conditions, which are sensitive to the inhibition of histone deacetylase (HDAC).
    Type: Grant
    Filed: October 17, 2006
    Date of Patent: June 26, 2012
    Assignee: Astrazeneca AB
    Inventors: David Michael Andrews, Elaine Sophie Elizabeth Stokes, Andrew Turner, Michael James Waring
  • Publication number: 20110071144
    Abstract: The invention relates to quinazoline derivatives of formula (1) wherein m is an integer from 1 to 2; R1 represents hydrogen, hydroxy, halogeno, nitro, trifluoromethyl, cyano, C1-3alkyl, C1-3alkoxy, C1-3alkylthio, or —NR5R6 (wherein R5 and R6, which may be the same or different, each represents hydrogen or C1-3alkyl); R2 represents hydrogen, hydroxy, halogeno, methoxy, amino or nitro; R3 represents hydroxy, halogeno, C1-3alkyl, C1-3alkoxy, C1-3alkanoyloxy, trifluoromethyl, cyano, amino or nitro; X1 represents —O—, —CH2—, —S—, —SO—, —SO2—, —NR7CO—, —CONR8—, —SO2NR9—, —NR10SO2— or —NR11— (wherein R7, R8, R9, R10 and R11 each independently represents hydrogen, C1-3alkyl or C1-3alkoxyC2-3alkyl); R4 represents an optionally substituted 5 or 6 membered saturated carbocyclic or heterocyclic group or a group which is alkenyl, alkynyl or optionally substituted alkyl, which alkyl group may contain a heteroatom linking group, which alkenyl, alkynyl or alkyl group may carry a terminal optionally substituted group sele
    Type: Application
    Filed: April 23, 2010
    Publication date: March 24, 2011
    Inventors: Andrew Peter THOMAS, Craig Johnstone, Edward Clayton, Elaine Sophie Elizabeth Stokes, Jean-Jacques Marcel Lohmann, Laurent Francois Andre Hennequin
  • Publication number: 20110065736
    Abstract: The invention relates to quinazoline derivatives of formula (I), wherein m is an integer from 1 to 3; R1 represents halogeno or C1-3alkyl; X1 represents —O—; R2 is selected from one of the following three groups: 1) C1-5alkylR3 (wherein R3 is piperidinyl-4-yl which may bear one or two substituents selected from hydroxy, halogeno, C1-4alkyl, C1-4hydroxyalkyl and C1-4alkoxy; 2) C2-5alkenylR3 (wherein R3 is as defined hereinbefore); 3) C2-5alkynylR3 (wherein R3 is as defined hereinbefore); and wherein any alkyl, alkenyl or alkynyl group may bear one or more substituents selected from hydroxy, halogeno and amino; and salts thereof; processes for their preparation, pharmaceutical compositions containing a compound of formula (I) or a pharmaceutically acceptable salt thereof as active ingredient. The compounds of formula (I) and the pharmaceutically acceptable salts thereof inhibit the effects of VEGF, a property of value in the treatment of a number of disease states including cancer and rheumatoid arthritis.
    Type: Application
    Filed: April 15, 2010
    Publication date: March 17, 2011
    Applicant: AstraZeneca AB
    Inventors: Andrew Peter Thomas, Elaine Sophie Elizabeth Stokes, Laurent Francois Andre Hennequin
  • Patent number: 7897778
    Abstract: The invention concerns benzamide compounds of Formula (I), wherein R1a, R1b, R1c, R2, R3, R4, m and n have any of the meanings defined in the description; processes for their preparation, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumours or other proliferative conditions which are sensitive to the inhibition of histone deacetylase (HDAC).
    Type: Grant
    Filed: August 31, 2005
    Date of Patent: March 1, 2011
    Assignee: AstraZeneca
    Inventors: Keith Hopkinson Gibson, Elaine Sophie Elizabeth Stokes, Michael James Waring, David Michael Andrews, Zbigniew Stanley Matusiak, Mark Andrew Graham
  • Publication number: 20100331329
    Abstract: The invention concerns a compound of the formula (I) wherein Ring A is heterocyclyl; m is 0-4 and each R1 is a group such as hydroxy, halo, trifluoromethyl and cyano; R2 is halo and n is 0-2; and each R4 is a group such as hydroxy, halo, trifluoromethyl and cyano; p is 0-4; and R3 is amino or hydroxy; or pharmaceutically-acceptable salts or in-vivo-hydrolysable ester or amide thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical condions mediated by histone deacetylase.
    Type: Application
    Filed: September 10, 2010
    Publication date: December 30, 2010
    Applicant: ASTRAZENECA AB
    Inventors: Elaine Sophie Elizabeth Stokes, Craig Anthony Roberts, Michael James Waring
  • Publication number: 20100075942
    Abstract: The invention concerns benzamide derivatives of Formula (I) wherein R1a, R1b, R1c, R2, R3, R4, W, m and n have any of the meanings defined in the description; processes for their preparation, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumours or other proliferative conditions which are sensitive to the inhibition of histone deacetylase (HDAC).
    Type: Application
    Filed: January 12, 2006
    Publication date: March 25, 2010
    Applicant: ASTRAZENECA AB
    Inventors: Keith Hopkinson Gibson, Elaine Sophie, Elizabeth Stokes, Michael James Waring, David Michael Andrews, Zbigniew Stanley Matusiak, Mark Maybury, Craig Anthony Roberts
  • Publication number: 20090312556
    Abstract: The invention concerns novel benzamide compounds of Formula (I): wherein R wherein is ethyl or isopropyl; or a pharmaceutically acceptable salt or pro-drug form thereof. The invention also concerns processes for the preparation of such compounds, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumours or other proliferative conditions, which are sensitive to the inhibition of histone deacetylase (HDAC).
    Type: Application
    Filed: December 15, 2005
    Publication date: December 17, 2009
    Applicant: ASTRAZENECA R& D ALDERLY
    Inventors: Elaine Sophie, Elizabeth Stokes, Gregory Carr
  • Publication number: 20090029991
    Abstract: The invention concerns a compound of the formula (I) wherein Ring A is heterocyclyl; m is 0-4 and each R1 is a group such as hydroxy, halo, trifluoromethyl and cyano; R2 is halo and n is 0-2; and each R4 is a group such as hydroxy, halo, trifluoromethyl and cyano; p is 0-4; and R3 is amino or hydroxy; or pharmaceutically-acceptable salts or in-vivo-hydrolysable ester or amide thereof, processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by histone deacetylase.
    Type: Application
    Filed: September 16, 2008
    Publication date: January 29, 2009
    Applicant: ASTRAZENECA AB
    Inventors: Elaine Sophie Elizabeth Stokes, Craig Anthony Roberts, Michael James Waring
  • Publication number: 20080293687
    Abstract: The invention concerns benzamide compounds of Formula (I), wherein R1a, R1b, R1c, R2, R3, R4, m and n have any of the meanings defined in the description; processes for their preparation, pharmaceutical compositions containing them and their use in the manufacture of a medicament for use as an antiproliferative agent in the prevention or treatment of tumours or other proliferative conditions which are sensitive to the inhibition of histone deacetylase (HDAC).
    Type: Application
    Filed: August 31, 2005
    Publication date: November 27, 2008
    Inventors: Keith Hopkinson Gibson, Elaine Sophie Elizabeth Stokes, Michael James Waring, David Michael Andrews, Zbigniew Stanley Matusiak, Mark Andrew Graham
  • Patent number: RE42353
    Abstract: The invention relates to quinazoline derivatives of formula (1) wherein m is an integer from 1 to 2; R1 represents hydrogen, hydroxy, halogeno, nitro, trifluoromethyl, cyano, C1-3alkyl, C1-3alkoxy, C1-3alkylthio, or —NR5R6 (wherein R5 and R6, which may be the same or different, each represents hydrogen or C1-3alkyl); R2 represents hydrogen, hydroxy, halogeno, methoxy, amino or nitro; R3 represents hydroxy, halogeno, C1-3alkyl, C1-3alkoxy, C1-3alkanoyloxy, trifluoromethyl, cyano, amino or nitro; X1 represents —O—, —CH2—, —S—, —SO—, —SO2—, —NR7CO—, —CONR8—, —SO2NR9—, —NR10SO2— or —NR11— (wherein R7, R8, R9, R10 and R11 each independently represents hydrogen, C1-3alkyl or C1-3alkoxyC2-3alkyl); R4 represents an optionally substituted 5 or 6 membered saturated carbocyclic or heterocyclic group or a group which is alkenyl, alkynyl or optionally substituted alkyl, which alkyl group may contain a heteroatom linking group, which alkenyl, alkynyl or alkyl group may carry a terminal optionally substituted group sele
    Type: Grant
    Filed: September 23, 1997
    Date of Patent: May 10, 2011
    Assignee: AstraZeneca UK Limited
    Inventors: Andrew Peter Thomas, Craig Johnstone, Edward Clayton, Elaine Sophie Elizabeth Stokes, Jean-Jacques Marcel Lohmann, Laurent Francois Andre Hennequin