Patents by Inventor Barry Victor Lloyd Potter

Barry Victor Lloyd Potter 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).

  • Publication number: 20110009448
    Abstract: A compound having Formula I wherein one of R1 and R2 is a group of the formula wherein R4 is selected from H and hydrocarbyl, R5 is a hydrocarbyl group and L is an optional linker group, or R1 and R2 together form a ring substituted with the group wherein R3 is H or a substituent, and wherein X is selected from S, O, NR6 and C(R7)(R8), wherein R6 is selected from H and hydrocarbyl groups, wherein each of R7 and R8 are independently selected from H and hydrocarbyl groups.
    Type: Application
    Filed: July 23, 2010
    Publication date: January 13, 2011
    Inventors: Nigel Vicker, Su Xiangdong, Dharshini Ganeshapillai, Atul Purohit, Michael John Reed, Barry Victor Lloyd Potter
  • Patent number: 7846965
    Abstract: A compound is described. In particular, a non-steroidal sulphamate compound is described. The compound is suitable for use as an inhibitor of oestrone sulphatase. The compound is of general Formula (A), wherein R1-R6 are independently selected from H, halo, hydroxy, sulphamate, alkyl and substituted variants or salts thereof; but wherein at least one of R1-R6 is a sulphamate group; and wherein X is any one of S, NH, a substituted N, CH2, or a substituted C.
    Type: Grant
    Filed: February 26, 2007
    Date of Patent: December 7, 2010
    Assignee: Sterix Limited
    Inventors: Michael John Reed, Barry Victor Lloyd Potter
  • Publication number: 20100286204
    Abstract: There is provided a compound having Formula I wherein each of R1, R2, R3, R4, R5, R6, R7, R8 and R9 are independently selected from (a) H, (b) R13, —OC(R13)3, —OCH(R13)2, —OCH2R13, C(R13)3, —CH(R13)2, or —CH2R13 wherein R13 is a halogen; (c) —CN; (d) optionally substituted alkyl, (e) optionally substituted heteroalkyl; (f) optionally substituted aryl; (g) optionally substituted heteroaryl; (h) optionally substituted arylalkyl; (i) optionally substituted heteroarylalkyl; (j) hydroxy; (k) alkoxy; (l) aryloxy; (m) —SO2-alkyl; and (n) —N(R14)C(O)R15, wherein R14 and R15 are independently selected from H and hydrocarbyl, wherein the optional substituents of (d) (e) (f) (h) and (i) are selected from the group consisting of: C1-6 alkyl, halo, cyano, nitro, haloalkyl, hydroxy, C1-6 alkoxy, carboxy, carboxyalkyl, carboxamide, mercapto, amino, alkylamino, dialkylamino, sulfonyl, sulfonamido, aryl and heteroaryl; wherein n and p are independently selected from 0 and 1; X is an optional group selected from O, S, S=0
    Type: Application
    Filed: November 19, 2008
    Publication date: November 11, 2010
    Applicant: Sterix Limited
    Inventors: Nigel Vicker, Helen Victoria Bailey, Wesley Heaton, Joanna Mary Day, Atul Purohit, Barry Victor Lloyd Potter
  • Publication number: 20100222299
    Abstract: The present invention involves tetrahydroisoquinoline compounds and their use in the inhibition and/or prevention of tumor growth.
    Type: Application
    Filed: March 27, 2008
    Publication date: September 2, 2010
    Applicant: Sterix Limited
    Inventors: Fabrice Jourdan, Meriel Kimberley, Matthew Leese, Barry Victor Lloyd Potter, Atul Purohit, Michael John Reed
  • Patent number: 7786152
    Abstract: A compound having Formula I wherein one of R1 and R2 is a group of the formula wherein R4 is selected from H and hydrocarbyl, R5 is a hydrocarbyl group and L is an optional linker group, or R1 and R2 together form a ring substituted with the group wherein R3 is H or a substituent, and wherein X is selected from S, O, NR6 and C(R7)(R8), wherein R6 is selected from H and hydrocarbyl groups, wherein each of R7 and R8 are independently selected from H and hydrocarbyl groups.
    Type: Grant
    Filed: October 31, 2007
    Date of Patent: August 31, 2010
    Assignee: Sterix Limited
    Inventors: Nigel Vicker, Su Xiangdon, Dharshini Ganeshapillai, Atul Purohit, Michael John Reed, Barry Victor Lloyd Potter
  • Publication number: 20100197647
    Abstract: Disclosed and claimed are compounds suitable for use as an inhibitor of oestrone sulphatase in a subject in need thereof, as well as compositions containing such compounds and methods for using such compounds.
    Type: Application
    Filed: December 1, 2009
    Publication date: August 5, 2010
    Inventors: Michael John REED, Barry Victor Lloyd POTTER
  • Publication number: 20100173963
    Abstract: There is provided a compound of Formula I wherein R3, R4, R5, R6 and R7 are independently selected from H and —Y—R8; wherein each R8 is independently selected from —OH, hydrocarbyl groups, oxyhydrocarbyl groups, cyano (—CN), nitro (—NO2), H-bond acceptors, and halogens; wherein at least one of R3, R4, R5, R6 and R7 is —Y—R8 wherein R8 is selected from substituted and unsubstituted heterocyclic rings and amino substituted phenyl groups, wherein X is a bond or a linker group; wherein Y is an optional linker group; and wherein ring A is optionally further substituted; wherein R9 is selected from H, —OH and —OSO2NR1R2; wherein R1 and R2 are independently selected from H and hydrocarbyl; wherein (a) X is a bond and at least one of R3, R4, R5, R6 and R7 is —Y—R8; OR (b) R9 is —OSO2NR1R2 or —OH and four of R3, R4, R5, R6 and R7 are H and one of R3, R4, R5, R6 and R7 is —Y—R8.
    Type: Application
    Filed: September 8, 2009
    Publication date: July 8, 2010
    Inventors: Lok Wai Lawrence Woo, Toby Jackson, Atul Purohit, Michael John Reed, Barry Victor Lloyd Potter, Gillin Reed
  • Patent number: 7745472
    Abstract: There is provided a compound of Formula I wherein each T is independently selected from H, hydrocarbyl, —F—R, and a bond with one of D, E, P or Q, or together with one of P and Q forms a ring; Z is a suitable atom the valency of which is m; D, E and F are each independently of each other an optional linker group, wherein when Z is nitrogen E is other than CH2 and C?O; P, Q and R are independently of each other a ring system; and at least Q comprises a sulphamate group.
    Type: Grant
    Filed: March 27, 2008
    Date of Patent: June 29, 2010
    Assignee: Sterix Limited
    Inventors: Barry Victor Lloyd Potter, Lok Wai Lawrence Woo, Atul Purohit, Michael John Reed, Oliver Brook Sutcliffe, Christian Bubert
  • Publication number: 20100144652
    Abstract: The present invention provides a composition comprising (a) a glycolytic inhibitor (b) a compound comprising a ring system substituted with at least one of a suiphamate group and an alkoxy group; wherein (a) and (b) are different.
    Type: Application
    Filed: February 7, 2008
    Publication date: June 10, 2010
    Applicant: Sterix Limited
    Inventors: Sarah Louise Claire Tagg, Paul Alexander Foster, Simon Paul Newman, John Michael Reed, Atul Purohit, Barry Victor Lloyd Potter
  • Publication number: 20100120789
    Abstract: There is provided a compound having Formula I R1—Z—R2 ??Formula I wherein R1 is a group selected from optionally substituted fused polycyclic groups, substituted alkyl groups, branched alkyl groups, and optionally substituted cycloalkyl groups Z is a linker which is or comprises a carbonyl group or a isostere of a carbonyl group R2 is selected from optionally substituted aromatic rings and optionally substituted heterocyclic rings wherein (a) R2 is a 2-substituted thiophene group, and/or (b) Z is a group of the formula —C(?O)—CR3R4—X—(CR5R6)n-, wherein X is selected from NR7, S, O, S?O, and S(?O)2, wherein n is 0 or 1 and/or (c) R1 is an adamantyl group and Z is or comprises an amide group, and/or (d) R1 is an adamantyl group and Z is or comprises a group of the formula —(CR8R9)p- NR10—S(?O)2—(CR11R12)q-, wherein p is 0 or 1 and q is 0 or 1 and/or (e) R1 is an adamantyl group and Z is or comprises a group of the formula —(CR13R14)v-Y—(CR15R16)w- where Y is a heteroaryl group in which a bond in the hetero
    Type: Application
    Filed: September 7, 2009
    Publication date: May 13, 2010
    Inventors: Nigel Vicker, Xiangdong Su, Fabienne Praduax, Michael John Reed, Barry Victor Lloyd Potter
  • USE
    Publication number: 20100105764
    Abstract: There is provided a method for the manufacture of a medicament for the treatment of cancer comprising a compound capable of inhibiting a steroid sulphatase enzyme (E.C.3.1.6.2), wherein the cancer is of a type, in which the cancer cells overexpress aromatase enzyme.
    Type: Application
    Filed: June 1, 2009
    Publication date: April 29, 2010
    Inventors: Michael John Reed, Atul Purohit, Paul Alexander Foster, Simon Paul Newman, Lok Wai Lawrence Woo, Barry Victor Lloyd Potter, Gillian Reed
  • Publication number: 20090186900
    Abstract: There is provided a compound of Formula I wherein the various symbols are as defined in the description, and a method of manufacturing a medicament for use in the therapy of a condition or disease associated with 17?-hydroxysteroid dehydrogenase (17?-HSD), comprising a compound of Formula I.
    Type: Application
    Filed: August 27, 2008
    Publication date: July 23, 2009
    Inventors: Nigel VICKER, Gillian Margaret ALLAN, Harshani Rithma Ruchiranani LAWRENCE, Joanna Mary DAY, Atul PUROHIT, Michael John REED, Barry Victor Lloyd POTTER
  • Publication number: 20090182000
    Abstract: There is provided a compound having Formula I wherein G is a fluorocarbyl group, and wherein R1 is any one of a sulphamate group, a phosphonate group, a thiophosphonate group, a sulphonate group or a sulphonamide group.
    Type: Application
    Filed: August 28, 2008
    Publication date: July 16, 2009
    Inventors: Barry Victor Lloyd Potter, Michael John Reed, Lok Wai Lawrence Woo, Atul Purohit, Paul Foster
  • Publication number: 20090111862
    Abstract: There is provided a compound of Formula I wherein each T is independently selected from H, hydrocarbyl, —F—R, and a bond with one of D, E, P or Q, or together with one of P and Q forms a ring; Z is a suitable atom the valency of which is m; D, E and F are each independently of each other an optional linker group, wherein when Z is nitrogen E is other than CH2 and C?O; P, Q and R are independently of each other a ring system; and at least Q comprises a sulphamate group.
    Type: Application
    Filed: March 27, 2008
    Publication date: April 30, 2009
    Inventors: Barry Victor Lloyd POTTER, Lok Wai Lawrence Woo, Atul Purohit, Michael John Reed, Oliver Brook Sutcliffe, Christian Bubert
  • Publication number: 20090042929
    Abstract: There is provided a compound having Formula (I) R1-Z-R2 wherein R1 is a group selected from optionally substituted fused polycyclic groups, substituted alkyl groups, branched alkyl groups, and optionally substituted cycloalkyl groups Z is a linker which is or comprises a carbonyl group or a isostere of a carbonyl group R2 is selected from optionally substituted aromatic rings and optionally substituted heterocyclic rings wherein (a) R2 is a 2-substituted thiophene group, and/or (b) Z is a group of the formula —C(?O)—CR3R4—X—(CR5R6)n-, wherein X is selected from NR7, S, O, S?O, and S(?O)2, wherein n is 0 or 1 and/or (c) R1 is an adamantyl group and Z is or comprises an amide group, and/or (d) R1 is an adamantyl group and Z is or comprises a group of the formula —(CR8R9)p-NR10—S(?O)2—(CR11R12)q-, wherein p is 0 or 1 and q is 0 or 1 and/or (e) R1 is an adamantyl group and Z is or comprises a group of the formula —(CR13R14)V—Y—(CR15R16)W— where Y is a heteroaryl group in which a bond in the heteroaryl ring is a i
    Type: Application
    Filed: March 23, 2006
    Publication date: February 12, 2009
    Applicant: Sterix Limited
    Inventors: Nigel Vicker, Xiangdong Su, Fabienne Pradaux, Michael John Reed, Barry Victor Lloyd Potter
  • Publication number: 20090023710
    Abstract: There is provided a compound having Formula (I) wherein each of R1, R2, R3, R4, R5, R6 and R7 are independently selected from (a) H, (b) R17, —OC(R17)3, —OCH(R17)2, —OCH2R17, —C(R17)3, —CH(R17)2, or —CH2R17 wherein R17 is a halogen; (c) —CN; (d) optionally substituted alkyl, (e) optionally substituted heteroalkyl; (f) optionally substituted aryl; (g) optionally substituted heteroaryl; (h) optionally substituted arylalkyl; (i) optionally substituted heteroarylalkyl; (j) hydroxy; (k) alkoxy; (l) aryloxy; (m) —SO2-alkyl; and (n) —N(R11)C(O)R13; wherein the optional substituents of (d) (e) (f) (h) and (i) are selected from the group consisting of: C1-6 alkyl, halo, cyano, nitro, haloalkyl, hydroxy, alkoxy, carboxy, carboxyalkyl, carboxamide, mercapto, amino, alkylamino, dialkylamino, sulfonyl, sulfonamido, aryl and heteroaryl; each of rings A and B are selected from five or six membered carbon rings optionally containing one or more hetero atoms selected from N, S, and O and optionally having fused thereto a furt
    Type: Application
    Filed: January 2, 2008
    Publication date: January 22, 2009
    Inventors: Nigel Vicker, Joanna Mary Day, Helen Victoria Bailey, Wesley Heaton, Ana Maria Ramos Gonzalez, Christopher Mark Sharland, Michael John Reed, Atul Purohit, Barry Victor Lloyd Potter
  • Publication number: 20080319037
    Abstract: There is provided a compound of Formula I wherein R3, R4, R5, R6 and R7 are independently selected from H and —Y—R8; wherein each R8 is independently selected from —OH, hydrocarbyl groups, oxyhydrocarbyl groups, cyano (—CN), nitro (—NO2), H-bond acceptors, and halogens; wherein at least one of R3, R4, R5, R6 and R7 is —Y—R8 wherein R8 is selected from substituted and unsubstituted heterocyclic rings and amino substituted phenyl groups, wherein X is a bond or a linker group; wherein Y is an optional linker group; and wherein ring A is optionally further substituted; wherein R9 is selected from H, —OH and —OSO2NR1R2; wherein R1 and R2 are independently selected from H and hydrocarbyl; wherein (a) X is a bond and at least one of R3, R4, R5, R6 and R7 is —Y—R8; OR (b) R9 is —OSO2NR1R2 or —OH and four of R3, R4, R5, R6 and R7 are H and one of R3, R4, R5, R6 and R7 is —Y—R8. These compounds inhibit steroid sulphatase and aromatase activity and are useful in the treatment of endocrine-dependent tumors.
    Type: Application
    Filed: June 13, 2008
    Publication date: December 25, 2008
    Inventors: Lok Wai Lawrence Woo, Toby Jackson, Atul Purohit, Michael John Reed, Barry Victor Lloyd Potter
  • Publication number: 20080312266
    Abstract: There is provided a compound having Formula (I) wherein G is H or a substituent, and wherein R1 is any one of a sulphamate group, a phosphonate group, a thiophosphonate group, a sulphonate group or a sulphonamide group, capable of inhibiting steroid sulphatase.
    Type: Application
    Filed: September 14, 2007
    Publication date: December 18, 2008
    Inventors: Barry Victor Lloyd Potter, Michael John Reed, Lok Wai Lawrence Woo
  • Publication number: 20080146656
    Abstract: There is provided use of a compound capable of inhibiting a steroid sulphatase enzyme (E.C.3.1.6.2) in the manufacture of a medicament for inhibiting in vivo synthesis of at least one of androstenedione and testosterone, which may be useful for the treatment of hirsutism, excess sebum production, benign breast disease, benign ovarian disease, polycystic ovarian disease and female infertility among others.
    Type: Application
    Filed: November 30, 2007
    Publication date: June 19, 2008
    Inventors: Michael John Reed, Atul Purohit, Lok Wai Lawrence Woo, Barry Victor Lloyd Potter
  • Patent number: 7361677
    Abstract: There is provided a compound of Formula I wherein each T is independently selected from H, hydrocarbyl, —F—R, and a bond with one of D, E, P or Q, or together with one of P and Q forms a ring; Z is a suitable atom the valency of which is m; D, E and F are each independently of each other an optional linker group, wherein when Z is nitrogen E is other than CH2 and C?O; P, Q and R are independently of each other a ring system; and at least Q comprises a sulphamate group.
    Type: Grant
    Filed: August 22, 2005
    Date of Patent: April 22, 2008
    Assignee: Sterix, Ltd.
    Inventors: Barry Victor Lloyd Potter, Lok Wai Lawrence Woo, Atul Purohit, Michael John Reed, Oliver Brook Sutcliffe, Christian Bubert