Patents by Inventor Claire Elizabeth Dawson
Claire Elizabeth Dawson 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).
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Publication number: 20090181939Abstract: Compounds of formula (I) and their use in therapy, particularly for the treatment of a disorder mediated by CB1 receptors, such as obesity, wherein: R1 is aryl or heteroaryl; R2 is alkyl, aryl or heteroaryl; R3 is alkyl, aryl, heteroaryl, NR9R10, OR15, or NR16C(O)R17; Y is C?O, C?S, SO2, or (CR7R8)p; m=1 or 2; n=1 or 2; and p=1, 2, 3 or 4, R7 to R17 being as defined in the specification; wherein if —Y—R3 is C(O)NH(alkyl) then: R1 and/or R2 is selected from heteroaryl; and/or m and/or n is 2; and/or R11 and/or R12 is lower alkyl, or a pharmaceutically acceptable salt or prodrug thereof.Type: ApplicationFiled: March 19, 2009Publication date: July 16, 2009Applicant: VERNALIS RESEARCH LIMITED.Inventors: James Edward Paul Davidson, Jonathan Mark Bentley, Claire Elizabeth Dawson, Kerry Harrison, Howard Langham Mansell, Alan Leslie Pither, Robert Mark Pratt, Jonathan Richard Anthony Roffey, Victoria Jane Ruston
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Patent number: 7504522Abstract: Compounds of formula (I) and their use in therapy, particularly for the treatment of a disorder mediated by CB1 receptors such as obesity: Formula (I) wherein: R1 and R2 are independently selected from aryl; and R3 is hydrogen or alkyl; or a pharmaceutically acceptable salt or prodrug thereof, wherein at least one of R1 and R2 has a non-hydrogen substituent in the ortho-position(s) thereof relative to the point of attachment to the [—CH—O—] group.Type: GrantFiled: April 29, 2004Date of Patent: March 17, 2009Assignee: Vernalis Research LimitedInventors: James Edward Paul Davidson, Claire Elizabeth Dawson, Kerry Harrison, Howard Langham Mansell, Robert Mark Pratt, Sukhjit Sohal, Victoria Jane Ruston
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Patent number: 7452894Abstract: Use of a compound of formula (I) wherein R1 is selected from alkyl, aryl, alkoxy, aryloxy, 0thioalkyl, thioaryl, CN, halo, NR5R6, NR4COR5, NR4CONR5R6, NR4CO2R7 and NR4SO2R7; R2 is selected from N, O or S-containing heteroaryl groups, wherein the heteroaryl group is attached via an unsaturated carbon atom which is adjacent to one or two N, O or S-heteroatom(s), other than ortho, ortho-disubstituted heteroaryl groups; R3 is selected from H, alkyl, COR8, CONR9R10, CONR8NR9R10, CO2R11 and SO2R11; R4, R5 and R6 are independently selected from H, alkyl and aryl or where R5 and R6 are in an (NR5R6) group then R5 and R6 may be linked to form a heterocyclic ring; R7 is selected from alkyl and aryl; R8, R9 and R10 are independently selected from H, alkyl and aryl, or R9 and R10 may be linked to form a heterocyclic ring, or where R8, R9 and R10 are in a (CONR8NR9R10) group, R8 and R9 may be linked to form a heterocyclic group; and R11, is selected from alkyl and aryl, or a pharmaceutically acceptable salt thereof or proType: GrantFiled: January 10, 2002Date of Patent: November 18, 2008Assignee: Vernalis Research LimitedInventors: Roger John Gillespie, Joanne Lerpiniere, Claire Elizabeth Dawson, Suneel Gaur, Robert Mark Pratt, Gemma Caroline Stratton, Scott Murray Weiss
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Publication number: 20080153820Abstract: A compound of formula (I), wherein X is S or O; R1 is selected from H, alkyl, aryl, hydroxy, alkoxy, aryloxy, thioalkyl, thioaryl, halogen, CN, COR5, CO2R5, CONR5R7, CONR5NR6R7, NR6R7, NR5CONR6R7, NR5COR6, NR5CO2R8, and NR5SO2R8; R2 is selected from aryl attached via an unsaturated carbon atom; R3 is selected from H, alkyl, hydroxy, alkoxy, halogen, CN and NO2; R3 is selected from H, alkyl, aryl, hydroxy, alkoxy, aryloxy, thioalkyl, thioaryl, halogen, CN, NO2, COR5, CO2R5, CONR6R7, CONR5NR6R7, NR6R7, NR5CONR6R7, NR5COR6, NR5CO2R8 and NR5SO2R8; R5, R6 and R7 are independently selected from H, alkyl and aryl or where R6 and R7 are in an (NR6R7) group, R6 and R7 may be linked to form a heterocyclic group, or where R5, R6 and R7 are in a (CONR5NR6R7) group, R5 and R6 may be linked to form a heterocyclic group; and R8 is selected from alkyl and aryl, or a pharmaceutically acceptable salt thereof or prodrug thereof, and the use thereof in therapy and in the treatment or prevention of a disorder in which the blockinType: ApplicationFiled: February 22, 2008Publication date: June 26, 2008Inventors: Roger John Gillespie, Joanne Lerpiniere, Claire Elizabeth Dawson, Suneel Gaur, Robert Mark Pratt
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Patent number: 7384949Abstract: A compound of formula (I), wherein X is S or O; R1 is selected from H, alkyl, aryl, hydroxy, alkoxy, aryloxy, thioalkyl, thioaryl, halogen, CN, COR5, CO2R5, CONR6R7, CONR5NR6R7, NR6R7, NR5CONR6R7, NR5COR6, NR5CO2R8, and NR5SO2R8; R2 is selected from aryl attached via an unsaturated carbon atom; R3 is selected from H, alkyl, hydroxy, alkoxy, halogen, CN and NO2; R4 is selected from H, alkyl, aryl, hydroxy, alkoxy, aryloxy, thioalkyl, thioaryl, halogen, CN, NO2, COR5, CO2R5, CONR6R7, CONR5NR6R7, NR6R7, NR5CONR6R7, NR5COR6, NR5CO2R8 and NR5SO2R8; R5, R6 and R7 are independently selected from H, alkyl and aryl or where R6 and R7 are in an (NR6R7) group, R6 and R7 may be linked to form a heterocyclic group, or where R5, R6 and R7 are in a (CONR5NR6R7) group, R5 and R6 may be linked to form a heterocyclic group; and R8 is selected from alkyl and aryl, or a pharmaceutically acceptable salt thereof or prodrug thereof, and the use thereof in therapy and in the treatment or prevention of a disorder in which the blockinType: GrantFiled: January 10, 2002Date of Patent: June 10, 2008Assignee: Vernalis Research LimitedInventors: Roger John Gillespie, Joanne Lerpiniere, Claire Elizabeth Dawson, Suneel Gaur, Robert Mark Pratt
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Patent number: 7323466Abstract: The present invention refers to chemical compounds of formula (I) as well as pharmaceutically acceptable salts and esters thereof, wherein R1 to R5 have the significance given in claim 1. These compounds can be used for the preparation of medicaments.Type: GrantFiled: January 13, 2006Date of Patent: January 29, 2008Assignees: Hoffman-La Roche Inc., Vernalis Research LimitedInventors: Jonathan Mark Bentley, Claire Elizabeth Dawson, Wolfgang Guba, Paul Hebeisen, Nathaniel Monck, Robert Mark Pratt, Hans Richter, Stephan Roever, Vicki Ruston
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Patent number: 7022707Abstract: The present invention is a chemical compound of formula (I) or a pharmaceutically acceptable salts, solvates and esters thereof, wherein R1 to R4, A1, A2 m and n are as described in the specification.Type: GrantFiled: June 23, 2004Date of Patent: April 4, 2006Assignees: Hoffman-La Roche Inc., Vernalis Research LimitedInventors: David Reginald Adams, Jonathan Mark Bentley, James Edward Paul Davidson, Claire Elizabeth Dawson, Ashley Roger George, Howard Langham Mansell, Patrizio Mattei, Jacques Mizrahi, Matthias Heinrich Nettekoven, Robert Mark Pratt, Stephan Roever, Jonathan Richard Anthony Roffey, Jean-Luc Specklin, Henri Stalder, Kerry Wilkinson
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Patent number: 6828318Abstract: Compounds of formula (1): wherein R1, R2, R3, R4, R5 and R6 are independently selected from hydrogen, alkyl, aryl and non-aromatic heterocyclic groups, or each of one or more pair(s) of the substituent groups R1 to R6 may together form a 3,4,5,6,7 or 8-membered ring containing 0,1 or 2 heteroatom(s); R7 is selected from alkyl, aryl and non-aromatic heterocyclic groups; and R8 is selected from hydrogen, halogen, alkyl, aryl and non-aromatic heterocyclic groups; and pharmaceutically acceptable salts and prodrugs thereof, are useful for treating conditions generally associated with abnormalities in glutamatergic transmission.Type: GrantFiled: March 31, 2003Date of Patent: December 7, 2004Assignee: Vernalis Research LimitedInventors: Michael Frederick Snape, Roger John Gillespie, Claire Elizabeth Dawson, Steven Michael McAteer, Suneel Gaur
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Publication number: 20040235859Abstract: The present invention is a chemical compound of formula (I) 1Type: ApplicationFiled: June 23, 2004Publication date: November 25, 2004Inventors: David Reginald Adams, Jonathan Mark Bentley, James Edward Paul Davidson, Claire Elizabeth Dawson, Ashley Roger George, Howard Langham Mansell, Patrizio Mattei, Jacques Mizrahi, Matthias Heinrich Nettekoven, Robert Mark Pratt, Stephan Roever, Jonathan Richard Anthony Roffey, Jean-Luc Specklin, Henri Stalder, Kerry Wilkinson
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Patent number: 6787541Abstract: Compounds of formula (I): wherein X is S. Compounds can be used for treating a disorder in which the blocking of purine receptors is beneficial.Type: GrantFiled: March 13, 2002Date of Patent: September 7, 2004Assignee: Vernalis Research LimitedInventors: Roger John Gillespie, Joanne Lerpiniere, Paul Richard Giles, Claire Elizabeth Dawson, David Bebbington
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Publication number: 20040102459Abstract: Use of a compound of formula (I) wherein R1 is selected from alkyl, aryl, alkoxy, aryloxy, 0thioalkyl, thioaryl, CN, halo, NR5R6, NR4COR5, NR4CONR5R6, NR4CO2R7 and NR4SO2R7; R2 is selected from N, O or S-containing heteroaryl groups, wherein the heteroaryl group is attached via an unsaturated carbon atom which is adjacent to one or two N, O or S-heteroatom(s), other than ortho, ortho-disubstituted heteroaryl groups; R3 is selected from H, alkyl, COR8, CONR9R10, CONR8NR9R10, CO2R11 and SO2R11; R4, R5 and R6 are independently selected from H, alkyl and aryl or where R5 and R6 are in an (NR5R6) group then R5 and R6 may be linked to form a heterocyclic ring; R7 is selected from alkyl and aryl; R8, R9 and R10 are independently selected from H, alkyl and aryl, or R9 and R10 may be linked to form a heterocyclic ring, or where R8, R9 and R10 are in a (CONR8NR9R10) group, R8 and R9 may be linked to form a heterocyclic group; and R11, is selected from alkyl and aryl, or a pharmaceutically acceptable salt thereof or proType: ApplicationFiled: November 13, 2003Publication date: May 27, 2004Inventors: Roger John Gillespie, Joanne Lerpiniere, Claire Elizabeth Dawson, Suneel Gaur, Robert Mark Pratt, Gemma Caroline Stratton, Scott Murray Weiss
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Publication number: 20040097524Abstract: A compound of formula (I), wherein X is S or O; R1 is selected from H, alkyl, aryl, hydroxy, alkoxy, aryloxy, thioalkyl, thioaryl, halogen, CN, COR5, CO2R5, CONR6R7, CONR5NR6R7, NR6R7, NR5CONR6R7, NR5COR6, NR5CO2R8, and NR5SO2R8; R2 is selected from aryl attached via an unsaturated carbon atom; R3 is selected from H, alkyl, hydroxy, alkoxy, halogen, CN and NO2; R4 is selected from H, alkyl, aryl, hydroxy, alkoxy, aryloxy, thioalkyl, thioaryl, halogen, CN, NO2, COR5, CO2R5, CONR6R7, CONR5NR6R7, NR6R7, NR5CONR6R7, NR5COR6, NR5CO2R8 and NR5SO2R8; R5, R6 and R7 are independently selected from H, alkyl and aryl or where R6 and R7 are in an (NR6R7) group, R6 and R7 may be linked to form a heterocyclic group, or where R5, R6 and R7 are in a (CONR5NR6R7) group, R5 and R6 may be linked to form a heterocyclic group; and R8 is selected from alkyl and aryl, or a pharmaceutically acceptable salt thereof or prodrug thereof, and the use thereof in therapy and in the treatment or prevention of a disorder in which the blockinType: ApplicationFiled: November 4, 2003Publication date: May 20, 2004Inventors: Roger John Gillespie, Joanne Lerpiniere, Claire Elizabeth Dawson, Suneel Gaur, Robert Mark Pratt
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Publication number: 20030207881Abstract: The use of a compound of formula (I): wherein R1, R2, R3, R4, R5 and R6 are independently selected from hydrogen, alkyl, aryl and non-aromatic heterocyclic groups, or each of one or more pair(s) of the substituent groups R1 to R6 may together form a 3, 4, 5, 6, 7 or 8-membered ring containing 0, 1 or 2 heteroatom(s); R7 is selected from alkyl, aryl and non-aromatic heterocyclic groups, and R8 is selected from hydrogen, halogen, alkyl, aryl and non-aromatic heterocyclic groups; and pharmaceutically acceptable salts and prodrugs thereof, in the manufacture of a medicament for use in the treatment of a condition generally associated with abnormalities in glutamatergic transmission; novel compounds of formula (1) per se and for use in therapy.Type: ApplicationFiled: March 31, 2003Publication date: November 6, 2003Inventors: Michael Frederick Snape, Roger John Gillespie, Claire Elizabeth Dawson, Steven Michael McAteer, Suneel Gaur
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Publication number: 20020143020Abstract: The present invention is a chemical compound of formula (I) 1Type: ApplicationFiled: December 7, 2001Publication date: October 3, 2002Inventors: David Reginald Adams, Jonathan Mark Bentley, James Edward Paul Davidson, Claire Elizabeth Dawson, Ashley Roger George, Howard Langham Mansell, Patrizio Mattei, Jacques Mizrahi, Matthias Heinrich Nettekoven, Robert Mark Pratt, Stephan Roever, Jonathan Richard Anthony Roffey, Jean-Luc Specklin, Henri Stalder, Kerry Wilkinson
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Patent number: 6380238Abstract: For use in therapy a chemical compound of formula (I), wherein R1 to R3 are independently selected from hydrogen and alkyl; R4 to R7 are independently selected from hydrogen, halogen, hydroxy, alkyl, aryl, heterocyclyl, alkoxy, aryloxy, alkylthio, arylthio, alkylsulfoxyl, alkylsulfonyl, arylsulfoxyl, arylsulfonyl, amino, monoalkylamino, dialkylamino, nitro, cyano, carboxaldehyde, alkylcarbonyl, arylcarbonyl, aminocarbonyl, monoalkylaminocarbonyl, dialkylaminocarbonyl, alkoxycarbonylamino, aminocarbonyloxy, monoalkylaminocarbonyloxy, dialkylaminocarbonyloxy, monoalkylaminocarbonylamino and dialkylaminocarbonylamino, wherein at least one of R4 to R7 is a substituent group other than hydrogen, and pharmaceutically acceptable salts and prodrugs thereof, particularly for the treatment of disorders of the central nervous system; damage to the central nervous system; cardiovascular disorders; gastrointestinal disorders; diabetes insipidus, and sleep apnea, and especially for the treatment of obesitType: GrantFiled: March 1, 2001Date of Patent: April 30, 2002Assignee: Vernalis Research LimitedInventors: David Reginald Adams, Jonathan Mark Bentley, Jonathan Richard Anthony Roffey, Richard John Hamlyn, Suneel Gaur, Matthew Alexander James Duncton, David Bebbington, Nathaniel Julius Monck, Claire Elizabeth Dawson, Robert Mark Pratt, Ashley Roger George