Patents Assigned to Arrow Therapeutics Limited
  • Patent number: 8853204
    Abstract: A pharmaceutical composition which comprises a pharmaceutically acceptable carrier or diluent and: (a) an inhibitor of the RSV fusion protein; and (b) a benzodiazepine derivative capable of inhibiting RSV replication is found to be highly active against RSV.
    Type: Grant
    Filed: March 18, 2005
    Date of Patent: October 7, 2014
    Assignee: Arrow Therapeutics Limited
    Inventors: Kenneth Powell, Richard Kelsey, Malcolm Carter, Dagmar Alber, Lara Wilson, Elisa Henderson, Phil Chambers, Debra Taylor, Stan Tyms, Verity Dowdell
  • Patent number: 8119630
    Abstract: Benzodiazepine derivative of formula (I), and pharmaceutically acceptable salts thereof, are found to be active against RSV Formula (I) Wherein: —R1 represents C1-6 alkyl, aryl or heteroaryl; —R2 represents hydrogen or C1-6 alkyl; -each R3 is the same or different and represents halogen, hydroxy, C1-6 alkyl, C1-6 alkoxy, C1-6 alkylthio C1-6 haloalkyl, C1-6 haloalkoxy, amino, mono(C1-6 alkyl)amino, di(C1-6 alkyl)amino, nitro, cyano, —CO2R?, CONR?R?, —NH—CO—R?, —S(O)R?, —S(O)2R?, —NH—S(O)2R?, —S(O)NR?R? or —S(O)2NR?R? wherein each R? and R? is the same or different and represents hydrogen or C1-6 alkyl; -n is from 0 to 3; R4 represents hydrogen or C1-6 alkyl; —R6 represents C1-6 alkyl, aryl, heteroaryl, carbocyclyl, heterocyclyl, aryl-(C1-6 alkyl)-, heteroaryl-(C1-6 alkyl)-, carbocyclyl-(C1-6 alkyl)-, heterocyclyl-(C1-6 alkyl)-, aryl-C(O)—C(O)—, heteroaryl-C(O)—C(O)—, carbocyclyl-C(O)—C(O)—, heterocyclyl-C(O)—C(O)— or, —XR6; —X represents —CO—, —S(O)— or —S(0)2—; and —R6 represents C1-6 alkyl, hydroxy, C1-6 alk
    Type: Grant
    Filed: June 2, 2009
    Date of Patent: February 21, 2012
    Assignee: Arrow Therapeutics Limited
    Inventors: Malcolm Carter, Elisa Henderson, Richard Kelsey, Lara Wilson, Phil Chambers, Debra Taylor, Stan Tyms
  • Publication number: 20110059043
    Abstract: The invention concerns benzodiazepine derivatives of Formula I: wherein W, X, L1, L2, L3, R1, R2, R3, R4, R5, R6 and R7 are as defined in the description. The present invention also relates to processes for the preparation of such compounds, pharmaceutical compositions containing them and their use in the treatment or prophylaxis of hepatitis C virus infection.
    Type: Application
    Filed: September 2, 2010
    Publication date: March 10, 2011
    Applicant: ARROW THERAPEUTICS LIMITED
    Inventors: Michael Christopher Stratton BARNES, Helena Jade DENNISON, Stephen Sean FLACK, James Andrew LUMLEY, Pui Shan PANG, Keith Charles SPENCER
  • Publication number: 20100278835
    Abstract: The invention provides compounds of formula (I) wherein R1, R2, R3, R4, R5, R6, R7, R8, R9, R10, R11 and R12 are as defined in the specification, and optical isomers, racemates and tautomers thereof, and pharmaceutically acceptable salts thereof; together with processes for their preparation, pharmaceutical compositions containing them and their use in therapy. The compounds are useful in the treatment of respiratory syncytial virus (RSV).
    Type: Application
    Filed: March 9, 2010
    Publication date: November 4, 2010
    Applicants: ASTRAZENECA UK LIMITED, ARROW THERAPEUTICS LIMITED
    Inventors: Helen Blade, Heather Marie Jackson, Gary Peter Tomkinson, Elisa Ann Carron, James Andrew Lumley, Christopher John Pilkington, Alexander James Floyd Thomas, Justin Warne
  • Publication number: 20100215618
    Abstract: The invention provides compounds of formula (I) wherein R1, R2, R3, R4, R5, R6 and L are as defined in the specification and optical isomers, racemates and tautomers thereof, and pharmaceutically acceptable salts thereof; together with processes for their preparation, pharmaceutical compositions containing them and their use in therapy. The compounds are useful in the treatment of hepatitis C virus.
    Type: Application
    Filed: February 23, 2010
    Publication date: August 26, 2010
    Applicant: Arrow Therapeutics Limited
    Inventors: Malcolm Clive Carter, Neil Mathews
  • Publication number: 20100158863
    Abstract: A quinazoline derivative of formula (I), or a pharmaceutically acceptable salt thereof: formula (I) for use in treatment of prevention of a flaviviridae infection.
    Type: Application
    Filed: January 11, 2007
    Publication date: June 24, 2010
    Applicant: ARROW THERAPEUTICS LIMITED
    Inventors: Neil Mathews, Alexander James Floyd Thomas, Keith Charles Spencer, Nathalie Tiberghien, Christopher John Pilkington, Lyn Jennens, Surinder Chana, Ian John Fraser
  • Publication number: 20100015063
    Abstract: Benzodiazepine derivative of formula (I), and pharmaceutically acceptable salts thereof, are found to be active against RSV Formula (I) Wherein: —R1 represents C1-6 alkyl, aryl or heteroaryl; —R2 represents hydrogen or C1-6 alkyl; -each R3 is the same or different and represents halogen, hydroxy, C1-6 alkyl, C1-6 alkoxy, C1-6 alkylthio C1-6 haloalkyl, C1-6 haloalkoxy, amino, mono(C1-6 alkyl)amino, di(C1-6 alkyl)amino, nitro, cyano, —CO2R?, CONR?R?, —NH—CO—R?, —S(O)R?, —S(O)2R?, —NH—S(O)2R?, —S(O)NR?R? or —S(O)2NR?R? wherein each R? and R? is the same or different and represents hydrogen or C1-6 alkyl; -n is from 0 to 3; R4 represents hydrogen or C1-6 alkyl; —R6 represents C1-6 alkyl, aryl, heteroaryl, carbocyclyl, heterocyclyl, aryl-(C1-6 alkyl)-, heteroaryl-(C1-6 alkyl)-, carbocyclyl-(C1-6 alkyl)-, heterocyclyl-(C1-6 alkyl)-, aryl-C(O)—C(O)—, heteroaryl-C(O)—C(O)—, carbocyclyl-C(O)—C(O)—, heterocyclyl-C(O)—C(O)— or, —XR6; —X represents —CO—, —S(O)— or —S(0)2—; and —R6 represents C1-6 alkyl, hydroxy, C1-6 alk
    Type: Application
    Filed: June 2, 2009
    Publication date: January 21, 2010
    Applicant: Arrow Therapeutics Limited
    Inventors: Malcolm Carter, Elisa Henderson, Richard Kelsey, Lara Wilson, Phil Chambers, Debra Taylor, Stan Tyms
  • Patent number: 7582624
    Abstract: Benzodiazepine derivative of formula (I), and pharmaceutically acceptable salts thereof, are found to be active against RSV.
    Type: Grant
    Filed: September 22, 2003
    Date of Patent: September 1, 2009
    Assignee: Arrow Therapeutics Limited
    Inventors: Malcolm Carter, Philip Chambers, Verity Dowdell, Elisa Ann Henderson, Richard David Kelsey, Debra Taylor, Stanley Tyms, Lara Wilson
  • Publication number: 20080311076
    Abstract: Compounds of formula (Ia) are found to be active in inhibiting replication of flaviviridae viruses, wherein R1, R2, R3 and R4 are as defined in the claims.
    Type: Application
    Filed: April 28, 2005
    Publication date: December 18, 2008
    Applicant: ARROW THERAPEUTICS LIMITED
    Inventors: Keith Charles Spencer, Helena Dennison, Neil Mathews, Michael Christopher Barnes, Surinder Singh Chana
  • Publication number: 20080114008
    Abstract: Compounds of formula (I) are found to be active in inhibiting replication of flaviviridac Formula (I) wherein: X represents a direct bond or a moiety -L-NR—, wherein R is hydrogen or C1-C4 alkyl, and L represents a C1-C4alkylene, C6-C10 aryl or 5- to 10-membered heteroaryl moiety; either R1 and R2, together with the N atom to which they are attached, form a 5- to 10-membered heterocyclyl group or a 5- to 10-membered heteroaryl group, or R1 represents hydrogen, C6-C10 aryl, C1-C4 alkyl or C1-C4 hydroxyalkyl and R2 represents C6-C10 aryl, C1-C4 alkyl or C1-C4 hydroxyalkyl; and R3 represents a C6-C10 aryl, C3-C6 carbocyclyl, 5- to 10-membered heteroaryl or 5- to 10-membered heterocyclyl moiety, said aryl, carbocyclyl, heteroaryl and heterocyclyl groups being unsubstituted or substituted by 1, 2 or 3 substituents selected from halogen, C1-C4 alkyl, C1-C4 alkoxy, C1-C4 haloalkyl, C1-C4 haloalkoxy, hydroxy, thiol, —NH2, C1-C4 hydroxyalkyl, C1-C4 thioalkyl and C1-C4aminoalkyl substituents.
    Type: Application
    Filed: January 30, 2006
    Publication date: May 15, 2008
    Applicant: ARROW THERAPEUTICS LIMITED
    Inventors: George Stuart Cockerill, Stephen Sean Flack, Neil Mathews, James Iain Salter
  • Publication number: 20040006434
    Abstract: A method for identifying an essential gene of an organism, which method comprises: (i) providing a library of transposon insertion mutants of the said organism, wherein the transposon comprises an RNA polymerase recognition sequence; (ii) isolating chromosomal DNA from the library of (i), (iii) digesting the chromosomal DNA with a restriction endonuclease that is capable of cutting 5′ of the RNA polymerase recognition site in the transposon and 3′ of the RNA polymerase recognition site in the chromosomal DNA flanking the transposon; (iv) self-ligating the digested DNA, (v) amplifying the self-ligated DNA by inverse PCR (iPCR), (vi) transcribing RNA from the amplified DNA, (vii) hybridising the transcribed RNA with an oligonucleotide array; and (viii) identifying a probe on the oligonucleotide array which corresponds to an essential gene of the organism.
    Type: Application
    Filed: February 3, 2003
    Publication date: January 8, 2004
    Applicant: ARROW THERAPEUTICS LIMITED
    Inventors: Ian G. Charles, Andrew Allen, Duncan J. Maskell
  • Patent number: 6406878
    Abstract: A method for identifying an inhibitor of dehydroquinate synthase (DHQS) and/or dehydroquinase (DQ), which method comprises: i) contacting a test substance with DHQS and a substrate for DHQS and contacting the resulting reaction mixture with DQ, or contacting the test substance with DQ and a substrate for DQ; and ii) contacting the resulting reaction mixture with dehydroshikimate dehydratase (DHSD); and iii) determining whether the test substance inhibits the activity of DHQS or DQ.
    Type: Grant
    Filed: March 2, 2001
    Date of Patent: June 18, 2002
    Assignee: Arrow Therapeutics Limited
    Inventors: Alastair Robert Hawkins, Heather Kim Lamb, Ian George Charles