Patents Assigned to Rega Foundation
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Patent number: 9351970Abstract: A compound of formula (I) wherein Ar can be one six-membered or two fused six-membered aromatic rings; R8 and R9 can be hydrogen, alkyl, cycloalkyl, halogen, amino, alkylamino, dialkylamino, nitro, cyano, alkyoxy, aryloxy, thiol, alkylthiol, arythiol, or aryl; Q can be O, S or CY2, where Y may be H, alkyl or halogen; X can be O, NH, S, N-alkyl, (CHR2)m where m is 1 to 10, and CY2; Z can be O, S, NH, or N-alkyl; U? is H and U? can be H or CH2; wherein: T can be OH, H, halogen, O-alkyl, O-acyl, O-aryl, CN, NH2 or N3; T? and T? can be H or halogen; and W can be H or a phosphate group. Compounds show anti-viral activity, for example with respect to varicella zoster virus.Type: GrantFiled: September 9, 2013Date of Patent: May 31, 2016Assignees: Rega Foundation, University College Cardiff Consultants LimitedInventors: Christopher McGuigan, Jan Balzarini
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Publication number: 20140011764Abstract: A compound of formula (I) wherein Ar can be one six-membered or two fused six-membered aromatic rings; R8 and R9 can be hydrogen, alkyl, cycloalkyl, halogen, amino, alkylamino, dialkylamino, nitro, cyano, alkyoxy, aryloxy, thiol, alkylthiol, arythiol, or aryl; Q can be O, S or CY2, where Y may be H, alkyl or halogen; X can be O, NH, S, N-alkyl, (CHR2)m where m is 1 to 10, and CY2; Z can be O, S, NH, or N-alkyl; U? is H and U? can be H or CH2; wherein: T can be OH, H, halogen, O-alkyl, O-acyl, O-aryl, CN, NH2 or N3; T? and T? can be H or halogen; and W can be H or a phosphate group. Compounds show anti-viral activity, for example with respect to varicella zoster virus.Type: ApplicationFiled: September 9, 2013Publication date: January 9, 2014Applicants: UNIVERSITY COLLEGE CARDIFF CONSULTANTS LIMITED, REGA FOUNDATIONInventors: Christopher McGuigan, Jan Balzarini
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Patent number: 8551965Abstract: A compound of formula (I) wherein Ar can be one six-membered or two fused six-membered aromatic rings; R8 and R9 can be hydrogen, alkyl, cycloalkyl, halogens, amino, alkylamino, dialkylamino, nitro, cyano, alkyoxy, aryloxy, thiol, alkylthiol, arythiol, or aryl; Q can be O, S or CY2, where Y may be H, alkyl or halogens; X can be O, NH, S, N-alkyl, (CHR2)m where m is 1 to 10, and CY2; Z can be O, S, NH, or N-alkyl; U? is H and U? can be H or CH2; wherein: T can be OH, H, halogens, O-alkyl, O-acyl, O-aryl, CN, NH2. or N3; T? and T? can be H or halogen; and W can be H or a phosphate group. Compounds show anti-viral activity, for example with respect to varicella zoster virus.Type: GrantFiled: September 24, 2010Date of Patent: October 8, 2013Assignees: University College Cardiff Consultants Limited, Rega FoundationInventors: Christopher McGuigan, Jan Balzarini
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Patent number: 7820631Abstract: A nucleoside analogue compound is provided which has a six-membered aromatic ring system, the aromatic ring system being substituted in the para position with an unbranched unsubstituted alkyl or alkoxy moiety, wherein the alkyl or alkoxy moiety, in total, has from 3 to 8 carbon atoms. This compound shows anti-vira1 activity, for example with respect to varicella zoster virus and can thus be used in therapeutic methods for the prophylaxis and treatment of viral infections such as varicella zoster virus.Type: GrantFiled: April 12, 2001Date of Patent: October 26, 2010Assignees: Rega Foundation, University College Cardiff Consultants LimitedInventors: Christopher McGuigan, Jan Balzarini
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Patent number: 7019135Abstract: Compounds of the general formula (I) are described wherein R, R?, R?, Q, T, T?, T?, T??, W, X, and Z are as defined in the specification. Compounds according to the invention preferably display potent anti-viral activity against, for example, cytomegalo virus.Type: GrantFiled: May 8, 2001Date of Patent: March 28, 2006Assignees: University College Cardiff Consultants Limited, Rega FoundationInventors: Christopher McGuigan, Jan Balzarini, Erik De Clercq
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Patent number: 6638919Abstract: Compounds of the formula wherein Ar is aryl, R1 and R2 are hydrogen alkyl, alkyl substituted with phenyl, and aryl, O, NH, NR4 and S, R5 is hydrogen, alkyl or aryl or alkylene when taken with R1, and R3 is hydrogen, alkyl, alkyl substituted with phenyl, aryl, a heterocyclic group or a polycyclic group, are antiviral agents. A typical embodiment is (1S,4R)-4-[2-amino-6-(cyclopropylamino)-9H-purin-9-yl]-2-cyclopentene-1-methanol O-[phenyl-(methoxy-L-alaninyl)]phosphate.Type: GrantFiled: March 27, 2001Date of Patent: October 28, 2003Assignees: University College Cardiff Consultants Limited, Rega FoundationInventors: Christopher McGuigan, Jan Balzarini
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Patent number: 6573247Abstract: A compound having formula (I), wherein R is selected from the group comprising C5 to C20 alkyl, C5 to C20 cycloalkyl, halogens, aryl and alkylaryl; R′ is selected from the group comprising hydrogen, alkyl, cycloalkyl, halogens, amino, alkylamino, dialkylamino, nitro, cyano, alkyoxy, aryloxy, thiol, alkylthiol, arythiol, alkyl; R″ is selected from the group comprising hydrogen, alkyl, cycloalkyl, halogens, alkyloxy, aryloxy and aryl; Q is selected from the group comprising O, S and CY2, where Y may be the same or different and is selected from H, alkyl and halogens; X is selected from the group comprising O, NH, S, N-alkyl, (CH2)n where n is 1 to 10, and CY2 where Y may be the same or different and is selected from hydrogen, alkyl and halogens; Z is selected from the group comprising O, S, NH, and N alkyl; U″ is H and U′ is selected from H and CH2T, or U′ and U″ are joined so as to form a ring moiety including Q wherein U′-U″ together is respectively selected froType: GrantFiled: January 6, 2000Date of Patent: June 3, 2003Assignees: University College Cardiff Consultants Limited, Rega FoundationInventors: Christopher McGuigan, Christopher Yarnold, Garry Jones, Jan Balzarini, Erik De Clercq
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Patent number: 6455513Abstract: Aryl substituted phosphoryl derivatives of the formula In which Ar is phenyl, naphthyl, or pyridyl, Y is O or S, X1 is O, NR3, S, CR3R4, CR3W1 or CW1W2, X2 and X6 are a bond or X6 is CH2 and X2 is O, NR3, S, CR3R4, CR3W1 or CW1W2, R3 and R4 are H, alkyl or phenyl, groups, W1 and W2 are heteroatoms, X3 is alkylene, X4 is oxygen or CH2, X5 is a bond or CH2, Z is O, NR5, S, alkyl or phenyl, R5 is H, alkyl or phenyl, J is H, alkyl, phenyl, or a heterocyclic or polycyclic group, Q is O, NR6, S, CR6R7, CR6W3 or CW3W4, R6 and R7 are H, alkyl, or phenyl, and W3 and W4 are hetero atoms, T1 and T2 are H or CH2R8, R8 is H, OH or F, or T1 and T2 together are —CH═CH— or —C(R9)(R10)C(R11)(R12)—, R9 is H, halogeno, CN, NH2, CO-alkyl, or alkyl, R10, R11, and R12 are H, N3, halogen, CN, NH2, CO-alkyl, or alkyl, and B is a purine or pyrimidine base, have antiviral activity, as for example against HIV.Type: GrantFiled: August 24, 1999Date of Patent: September 24, 2002Assignees: University College Cardiff Consultants Ltd., Rega FoundationInventors: Christopher McGuigan, Jan Balzarini