Patents by Inventor Dearg S Brown

Dearg S Brown 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: 7442704
    Abstract: The invention concerns amide derivatives of Formula (Ia) wherein X is —NHCO— or —CONH—; m is 0-3; R1 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and carbamoyl; n is 0-2; R2 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino and carboxy; R3 is hydrogen, halogeno, (1-6C)alkyl or (1-6C)alkoxy; q is 0-4; and Q is a group such as aryl, aryloxy, aryl-(1-6C)alkoxy, arylamino and N-(1-6C)alkyl-arylamino; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: July 8, 2005
    Date of Patent: October 28, 2008
    Assignee: AstraZeneca AB
    Inventor: Dearg S Brown
  • Patent number: 7332483
    Abstract: The invention concerns amide derivatives of Formula (Ia) wherein X is —NHCO— or —CONH—; m is 0-3; R1 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and carbamoyl; n is 0-2; R2 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino and carboxy; R3 is hydrogen, halogeno, (1-6C)alkyl or (1-6C)alkoxy; q is 0-4; and Q is a group such as aryl, aryloxy, aryl-(1-6C)alkoxy, arylamino and N-(1-6C)alkyl-arylamino; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines
    Type: Grant
    Filed: August 18, 2006
    Date of Patent: February 19, 2008
    Assignee: AstraZeneca AB
    Inventor: Dearg S Brown
  • Patent number: 7060700
    Abstract: The invention concerns amide derivatives of formula (I): wherein R3 is (1-6C)alkyl or halogeno; Q1 is heteroaryl which is optionally substituted with 1, 2, 3, or 4 substituents such as hydroxy, halogeno, trifluoromethyl, (1-6C)alkyl, (1-6C)alkoxy, hydroxy-(1-6C)alkyl, (1-6C)alkoxy-(1-6C)alkyl, hydroxy-(2-6C)alkoxy, amino-(2-6C)alkylamino, N-(1-6C)alkyl-(1-6C)alkylamino-(2-6C)alkylamino, aryl, heteroaryl and heterocyclyl; p is 0-2 and R2 is a substituent such as hydroxy and halogeno; q is 0-4; and Q2 includes optionally substituted aryl, cycloalkyl, heteroaryl and heterocyclyl; or pharmaceutically-acceptable salts or in vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: July 11, 2002
    Date of Patent: June 13, 2006
    Assignee: AstraZeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Patent number: 7008945
    Abstract: The invention concerns amide derivatives of Formula (Ia) wherein X is —NHCO— or —CONH—; m is 0–3; R1 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and carbamoyl; n is 0–2; R2 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino and carboxy; R3 is hydrogen, halogeno, (1–6C)alkyl or (1–6C)alkoxy. q is 0–4; and Q is a group such as aryl, aryloxy, aryl—(1–6C)alkoxy, arylamino and N—(1–6C)alkyl-arylamino; or pharmaceutically-acceptable salts or in-vivo-cleavable caters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: March 13, 2000
    Date of Patent: March 7, 2006
    Assignee: AstraZeneca AB
    Inventor: Dearg S. Brown
  • Patent number: 6956037
    Abstract: The invention concerns amide derivatives of Formula (I), wherein R3 is (1-6C)alkyl or halogeno; m is 1-3 and R1 is selected from substituents such as: (A) hydroxy, halogeno, (1-6C)alkyl, (1-6C)alkoxy, aryl, heteroaryl and heterocyclyl; and (B) di-[(1-6C)alkyl]amino-(1-6C)alkyl, (1-6C)alkoxy-(2-6C)alkoxy, di-[(1-6C)alkyl]amino-(2-6C)alkoxy, aryloxy, heteroaryloxy, heteroaryl-(1-6C)alkoxy, heterocyclyloxy and heterocyclyl-(1-6C)alkoxy; p is 0-2 and R2 is a substituent such as hydroxy and halogeno; q is 0-4; and R4 is aryl or cycloalkyl which bears 1-3 substituents such as: (C) hydrogen, hydroxy, halogeno and heterocyclyl; and (D) heteroaryl-(1-6C)alkoxy and heterocyclyl-(1-6C)alkoxy, provided that a substituent on R4 is selected from paragraph (C) only if at least one R1 group is selected from paragraph (B); processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: April 28, 2003
    Date of Patent: October 18, 2005
    Assignee: AstraZeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Patent number: 6821965
    Abstract: The invention concerns amide derivatives of the Formula (I) wherein R3 is (1-6C)alkyl or halogeno; Q is aryl or heteroaryl which optionally bears 1, 2, 3 or 4 substituents such as hydroxy, halogeno, trifluoromethyl, cyano, (1-6C)alkyl, (1-6C)alkoxy, halogeno(1-6C)alkyl, hydroxy-(1-6C)alkyl, di-[(1-6C)alklyl]amino-(1-6C)alkyl, hydroxy-(2-6C)alkoxy, (1-6)alkoxy-(2-6C)alkoxy, di-[(1-6C)alkyl]amino-(2-6C)alkoxy, amino-2(2-6C)alkylamino, N-(1-6C)alkyl-(1-6C)alkylamino-(2-6C)alkylamino, aryl, aryl-(1-6C)alkoxy, heteroaryl, heteroaryl-(1-6C)alkoxy, heterocyclyl, heterocyclyl-(1-6C)alkyl, heterocyclyloxy and heterocyclyl-(1-6C)alkoxy; p is 0-2 and R2 is a substituent such as hydroxy and halogeno; q is 0-4; and R4 includes optionally substituted aryl, cycloalkyl, heteroaryl and heterocyclyl; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of disease
    Type: Grant
    Filed: February 2, 2001
    Date of Patent: November 23, 2004
    Assignee: AsterZeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Patent number: 6794380
    Abstract: The invention concerns amide derivatives of the Formula I wherein X is CH or N; Y is CH or N; m is 0-3; R1 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and carbamoyl; n is 0-3; R2 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and (1-6C)alkoxycarbonyl; R3 is hydrogen, halogeno, (1-6C)alkyl or (1-6C)alkoxy; q is 0-4; and Q is a group such as aryl, aryloxy, aryl-(1-6C)alkoxy, arylamino, N-(1-6C)alkyl-arylamino and aryl-(1-6C)alkylamino; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: January 29, 2003
    Date of Patent: September 21, 2004
    Assignee: AstraZeneca AB
    Inventor: Dearg S Brown
  • Patent number: 6686467
    Abstract: The invention concerns the use of amide derivatives of formula (I) wherein: R1 and R2 are substituents such as hydroxy, C1-6alkoxy, mercapto, C1-6alkylthio, amino, C1-6alkylamino and di-(C1-6alkyl)amino; m and p are independently 0-3; R3 is C1-4alkyl; q is 0-4; and R4 is aryl or cycloalkyl; or a pharmaceutically acceptable salt thereof in the manufacture of a medicament for use in the treatment of diseases or medical conditions mediated by cytokines
    Type: Grant
    Filed: October 8, 2002
    Date of Patent: February 3, 2004
    Assignee: Zeneca Limited
    Inventors: Dearg S Brown, George R Brown, Philip Cohen
  • Publication number: 20030212068
    Abstract: 1
    Type: Application
    Filed: April 28, 2003
    Publication date: November 13, 2003
    Applicant: ASTRAZENECA AB
    Inventors: Dearg S. Brown, George R. Brown
  • Publication number: 20030186966
    Abstract: This invention concerns amide derivatives of Formula (I) wherein X is CH or N; Y is CH or N; m is 0-3; R1 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and carbamoyl; n is 0-3; R2 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and (1-6C)alkoxycarbonyl; R3 is hydrogen, halogeno, (1-6C)alkyl or (1-6C)alkoxy; q is 0-4; and Q is a group such as aryl, aryloxy, aryl-(1-6C)alkoxy, arylamino, N-(1-6C)alkyl-arylamino and aryl-(1-6C)alkylamino; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Application
    Filed: January 29, 2003
    Publication date: October 2, 2003
    Applicant: ASTRAZENECA AB
    Inventor: Dearg S. Brown
  • Publication number: 20030166730
    Abstract: The invention concerns the use of amide derivatives of formula (I) wherein: R1 and R2 are substituents such as hydroxy, C1-6alkoxy, mercapto, C1-6alkylthio, amino, C1-6alkylamino and di-(C1-6alkyl)amino; m and p are independently 0-3; R3 is C1-4alkyl; q is 0-4; and R4 is aryl or cycloalkyl; or a pharmaceutically acceptable salt thereof in the manufacture of a medicament for use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Application
    Filed: October 8, 2002
    Publication date: September 4, 2003
    Applicant: ZENECA LIMITED
    Inventors: Dearg S. Brown, George R. Brown, Philip Cohen
  • Patent number: 6579872
    Abstract: The invention concerns the use of amide derivatives of formula (I) wherein: R1 and R2 are substituents such as hydroxy, C1-6alkoxy, mercapto, C1-6alkylthio, amino, C1-6alkylamino and di-(C1-6alkyl)amino; m and p are independently 0-3; R3 is C1-4alkyl; q is 0-4; and R4 is aryl or cycloalkyl; or a pharmaceutically acceptable salt thereof in the manufacture of a medicament for use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: November 2, 2000
    Date of Patent: June 17, 2003
    Assignee: AstraZeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Publication number: 20030105142
    Abstract: The invention concerns amide derivatives of formula (I) wherein R3 is (1-6C)alkyl or halogeno; Q1 is heteroaryl which is optionally substituted with 1, 2, 3, or 4 substituents such as hydroxy, halogeno, trifluoromethyl, (1-6C)alkyl, (1-6C)alkoxy, hydroxy-(1-6C)alkyl, (1-6C)alkoxy-(1-6C)alkyl, hydroxy-(2-6C)alkoxy, amino-(2-6C)alkylamino, N-(1-6C)alkyl-(1-6C)alkylamino-(2-6C)alkylamino, aryl, heteroaryl and heterocyclyl; p is 0-2 and R2 is a substituent such as hydroxy and halogeno; q is 0-4; and Q2 includes optionally substituted aryl, cycloalkyl, heteroaryl and heterocyclyl; or pharmaceutically-acceptable salts or in vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Application
    Filed: July 11, 2002
    Publication date: June 5, 2003
    Applicant: ASTRAZENECA AB
    Inventors: Dearg S. Brown, George R. Brown
  • Patent number: 6548514
    Abstract: The invention concerns amide derivatives of the Formula I wherein X is CH or N; Y is CH or N; m is 0-3; R1 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and carbamoyl; n is 0-3; R2 is a group such as hydroxy, halogeno, trifluoromethyl, cyano, mercapto, nitro, amino, carboxy and (1-6C)alkoxycarbonyl; R3 is hydrogen, halogeno, (1-6C)alkyl or (1-6C)alkoxy; q is 0-4; and Q is a group such as aryl, aryloxy, aryl-(1-6C)alkoxy, arylamino, N-(1-6C)alkyl-arylamino and aryl-(1-6C)alkylamino; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: September 17, 2001
    Date of Patent: April 15, 2003
    Assignee: Astrazeneca AB
    Inventor: Dearg S. Brown
  • Patent number: 6498274
    Abstract: The invention concerns the use of amide derivatives of formula (I) wherein: R1 and R2 are substituents such as hydroxy, C1-6alkoxy, mercapto, C1-6alkylthio, amino, C1-6alkylamino and di-(C1-6alkyl)amino; m and p are independently 0-3R3 is C1-4alkyl; q is 0-4; and R4 is aryl or cycloalkyl; or a pharmaceutically acceptable salt thereof in the manufacture of a medicament for use in the treatment of diseases or medical conditions mediated by cytokines
    Type: Grant
    Filed: March 7, 2000
    Date of Patent: December 24, 2002
    Assignee: Zeneca Limited
    Inventors: Dearg S Brown, George R Brown, Philip Cohen
  • Patent number: 6465455
    Abstract: The invention concerns amide derivatives of Formula (I) wherein: R1 and R2 include hydroxy, C1-6alkoxy, mercapto, C1-6akylthio, amino and heterocyclyl; m and p are independently 0-3; R3 is halo, cyano or C1-6alkoxy; q is 0-4; and R4 is aryl or cycloalkyl wherein R4 is optionally substituted with up to 3 substituents having any value defined for each R1 group; or a pharmaceutically-acceptable salt or in-vivo-cleavable ester thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: November 1, 2000
    Date of Patent: October 15, 2002
    Assignee: AstraZeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Patent number: 6455520
    Abstract: The invention concerns amide derivatives of formula (I) wherein R3 is (1-6C)alkyl or halogeno; m is 0-3, p is 0-2 and q is 0-4; each of R1 and R2 is a group such as hydroxy, halogeno, trifluoromethyl and cyano; R4 is a basic group such as amino, (1-6C)alkylamino, di-[(1-6C)alkyl]amino, di-[(1-6C)alkyl]amino-(1-6C)alkyl, di-[(1-6C)alkyl]amino-(2-6C)alkoxy, heteroaryl, heteroaryloxy, heteroaryl-(1-6C)alkoxy, heterocyclyl, heterocyclyloxy and heterocyclyl-(1-6C)alkoxy; and Q2 is a group such as heteroaryl, heteroaryloxy or heteroaryl-(1-6C)alkoxy which is optionally substituted; or pharmaceutically-acceptable salts or in-vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: March 23, 2001
    Date of Patent: September 24, 2002
    Assignee: Astra Zeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Patent number: 6432949
    Abstract: The invention concerns amide derivatives of formula (I) wherein R3 is (1-6C)alkyl or halogeno; Q1 is heteroaryl which is optionally substituted with 1, 2, 3, or 4 substituents such as hydroxy, halogeno, trifluoromethyl, (1-6C)alkyl, (1-6C)alkoxy, hydroxy-(1-6C)alkyl, (1-6C)alkoxy-(1-6C)alkyl, hydroxy-(2-6C)alkoxy, amino-(2-6C)alkylamino, N-(1-6C)alkyl-(1-6C)alkylamino-(2-6C)alkylamino, aryl, heteroaryl and heterocyclyl; p is 0-2 and R2 is a substituent such as hydroxy and halogeno; q is 0-4; and Q2 includes optionally substituted aryl, cycloalkyl, heteroaryl and heterocyclyl; or pharmaceutically-acceptable salts or in vivo-cleavable esters thereof; processes for their preparation, pharmaceutical compositions containing them and their use in the treatment of diseases or medical conditions mediated by cytokines.
    Type: Grant
    Filed: February 2, 2001
    Date of Patent: August 13, 2002
    Assignee: AstraZeneca AB
    Inventors: Dearg S Brown, George R Brown
  • Patent number: 5580870
    Abstract: The invention concerns quinazoline derivatives of the formula I ##STR1## wherein m is 1, 2 or 3 and each R.sup.1 includes hydroxy, amino, ureido, hydroxyamino, trifluoromethoxy, (1-4C)alkyl, (1-4C)alkoxy and (1-3C)alkylenedioxy; and Q is a 9- or 10-membered bicyclic heterocyclic moiety containing one or two nitrogen heteroatoms and optionally containing a further heteroatom selected from nitrogen, oxygen and sulphur, or Q is a 9- or 10-membered bicyclic aryl moiety which heterocyclic or aryl moiety may optionally bear one or two substituents selected from halogeno, hydroxy, oxo, amino, nitro, carbamoyl, (1-4C)alkyl, (1-4C)alkoxy, (1-4C)alkylamino, di-[(1-4C)alkyl]amino and (2-4C)alkanoylamino; or a pharmaceutically-acceptable salt thereof; processes for their preparation; pharmaceutical compositions containing them; and the use of the receptor tyrosine kinase inhibitory properties of the compounds in the treatment of cancer.
    Type: Grant
    Filed: December 10, 1993
    Date of Patent: December 3, 1996
    Assignee: Zeneca Limited
    Inventors: Andrew J. Barker, Dearg S. Brown
  • Patent number: 4943578
    Abstract: Compounds are disclosed of formula (I) ##STR1## wherein R.sub.1 represents --COR.sub.4, --CO.sub.2 R.sub.4 or --COCO.sub.2 R.sub.4 (where R.sub.4 represents a hydrogen atom or an unsubstituted or substituted C.sub.1-10 hydrocarbon moiety);R.sub.2 and R.sub.3 are the same or different and are C.sub.1-6 alkyl or C.sub.3-6 alkenyl; or --NR.sub.2 R.sub.3 forms a 5-membered (optionally containing an oxygen atom adjacent to the nitrogen) or 6-membered ring, which ring optionally contains one unit of unsaturation and which is unsubstituted or substituted by optionally substituted methylidene, --COR.sub.5 (where R.sub.5 represents C.sub.1-6 alkyl, --OR.sub.6 or --NHR.sub.6 and R.sub.6 represents hydrogen, C.sub.1-6 alkyl, aryl, or ar(C.sub.1-6)alkyl, or N.dbd.NOR.sub.7 (where R.sub.7 represents C.sub.1-6 alkyl);X represents a direct bond, --CH.sub.2 -- or --CH.sub.2 O--;Ar represents a substituted phenyl moiety;and physiologically acceptable salts thereof.
    Type: Grant
    Filed: May 23, 1989
    Date of Patent: July 24, 1990
    Assignee: Glaxo Group Limited
    Inventors: Alan Naylor, Duncan B. Judd, Dearg S. Brown