Patents by Inventor Youla S. Tsantrizos
Youla S. Tsantrizos 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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Patent number: 7888363Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein A, B, R2, R3, L, M1, M2, M3, M4, Y1, Y0, Z and Sp are as defined in claim 1, or a salt thereof, as an inhibitor of HCV NS5B polymerase.Type: GrantFiled: February 7, 2007Date of Patent: February 15, 2011Assignee: Boehringer Ingelheim International GmbHInventors: Pierre Louis Beaulieu, Christian Brochu, Catherine Chabot, Eric Jolicoeur, Stephen Kawai, Marc-André Poupart, Youla S. Tsantrizos
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Publication number: 20110028464Abstract: Compounds of formula I: wherein c, R2, R3, R4, R5, R6, R7 and R8 are defined herein, are useful as inhibitors of HIV replication.Type: ApplicationFiled: November 3, 2008Publication date: February 3, 2011Applicant: BOEHRINGER INGLEHEIM INTERNATIONAL GMBHInventors: Youla S. Tsantrizos, Murray D. Bailey, François Bilodeau, Rebekah J. Carson, Lee Fader, Teddy Halmos, Stephen Kawai, Serge R. Landry, Steven Laplante, Bruno Simoneau
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Patent number: 7879851Abstract: An enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein A, B, R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are as defined herein, or a salt or ester thereof, as an inhibitor of HCV NS5B polymerase.Type: GrantFiled: February 17, 2009Date of Patent: February 1, 2011Assignee: Boehringer Ingelheim International GmbHInventors: Youla S. Tsantrizos, Catherine Chabot, Pierre Beaulieu, Christian Brochu, Martin Poirier, Timothy A. Stammers, Bounkham Thavonekham, Jean Rancourt
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Publication number: 20110015203Abstract: An enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein A, B, R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are as defined herein, or a salt or ester thereof, as an inhibitor of HCV NS5B polymerase.Type: ApplicationFiled: September 27, 2010Publication date: January 20, 2011Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBHInventors: Youla S. TSANTRIZOS, Catherine CHABOT, Pierre BEAULIEU, Christian BROCHU, Martin POIRIER, Timothy A. STAMMERS, Bounkham THAVONEKHAM, Jean RANCOURT
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Publication number: 20100311735Abstract: Compounds of formula I: wherein R4, R6 and R7 are defined herein, are useful as inhibitors of HIV replication.Type: ApplicationFiled: September 11, 2008Publication date: December 9, 2010Applicant: BOEHRINGER INGLEHEIM INTERNATIONAL GMBHInventors: Youla S. Tsantrizos, Murray D. Bailey, Francois Bilodeau, Rene Coulombe, Teddy Halmos, Stephen Kawai, Serge R. Landry, Steven LaPlante, Sebastien Morin, Marc-Andre Poupart, Bruno Simoneau, Lee Fader, Rebekah J. Carson, Mathieu Parisien
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Publication number: 20100305115Abstract: The present invention relates to compounds of formula (I) wherein c, X, Y, R2, R3, R4 and R6 are as defined herein, compositions and uses thereof for treating human immunodeficiency virus (HIV) infection.Type: ApplicationFiled: November 3, 2008Publication date: December 2, 2010Applicant: BOEHRINGER INGLEHEIM INTERNATIONAL GMBHInventors: Rebekah J. Carson, Lee Fader, Stephen Kawai, Serge R. Landry, Youla S. Tsantrizos, Christian Brochu, Sebastien Morin, Mathieu Parisien, Bruno Simoneau
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Publication number: 20100168098Abstract: The present invention relates to compounds represented by formula (I) wherein A, B, D, E, R2, R3, R4, R5, R6, R9, a, b, d and e are as defined herein, their salt or ester and pharmaceutical compositions thereof useful in the treatment of hepatitis C viral (HCV) infection.Type: ApplicationFiled: August 3, 2006Publication date: July 1, 2010Inventor: Youla S. Tsantrizos
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Patent number: 7582766Abstract: The use of a compound of formula (II): or its enantiomers or diastereoisomers thereof, or salts or pharmaceutically-acceptable esters thereof, in the treatment or prevention of a papilloma virus infection, particularly human papilloma virus in a mammal, wherein R11; X4; X5; X6; R13; R14; W; Z; Y; T; and R18 are defined herein. The present invention also provides novel compounds, pharmaceutical compositions and methods for using these compounds and compositions in the treatment or prevention of papilloma virus infection. More particularly, the present invention provides compounds, compositions and methods for inhibiting papilloma virus DNA replication by interfering with the E1-E2 protein-protein interaction essential for viral DNA replication.Type: GrantFiled: June 7, 2004Date of Patent: September 1, 2009Assignee: Boehringer Ingelheim International GmbHInventors: Youla S. Tsantrizos, Anne-Marie Faucher, Jean Rancourt, Peter White
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Patent number: 7582770Abstract: An enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein A, B, R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are as defined herein, or a salt or ester thereof, as an inhibitor of HCV NS5B polymerase.Type: GrantFiled: February 18, 2005Date of Patent: September 1, 2009Assignee: Boehringer Ingelheim International GmbHInventors: Youla S. Tsantrizos, Catherine Chabot, Pierre Beaulieu, Christian Brochu, Timothy A. Stammers, Bounkham Thavonekham, Jean Rancourt
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Patent number: 7576079Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein: A is O, S, NR1, or CR1, wherein R1 is defined herein; ?represents either a single or a double bond; R2 is selected from 6 or 10-membered aryl and Het, each optionally substituted with R20; provided that Het is not a 5- or 6-membered monocyclic heterocycle having 1 or 2 nitrogen heteroatoms; B is NR3 or CR3, with the proviso that one of A or B is either CR1 or CR3, wherein R3 is defined herein; K is N or CR4, wherein R4 is defined herein; L is N or CR5, wherein R5 has the same definition as R4; M is N or CR7, wherein R7 has the same definition as R4; Y1 is O or S; Z is N(R6a)R6 or OR6, wherein R6a is H or alkyl or NR61R62 wherein R61 and R62 are defined herein; and R6 is H, alkyl, cycloalkyl, alkenyl, Het, alkyl-aryl, alkyl-Het; or R6 is wherein R7 and R8 and Q are as defined herein; Y2 is O or S; R9 is H, (C1-6 alkyl), (C3-7)cycloalkyl or (C1-6)alkyl-(C3-7)cycloalkyl, aryl, Het, (C1-6)alkyl-arylType: GrantFiled: January 17, 2006Date of Patent: August 18, 2009Assignee: Boehringer Ingelheim (Canada) Ltd.Inventors: Pierre Louis Beaulieu, Gulrez Fazal, Sylvie Goulet, George Kukolj, Martin Poirier, Youla S. Tsantrizos, James Gillard, Marc-Andre Poupart
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Publication number: 20090170859Abstract: An enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein A, B, R1, R2, R3, R4, R5, R6, R7, R8, R9, and R10 are as defined herein, or a salt or ester thereof, as an inhibitor of HCV NS5B polymerase.Type: ApplicationFiled: February 17, 2009Publication date: July 2, 2009Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBHInventors: Youla S. TSANTRIZOS, Catherine CHABOT, Pierre BEAULIEU, Christian BROCHU, Martin POIRIER, Timothy A. STAMMERS, Bounkham THAVONEKHAM, Jean RANCOURT
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Publication number: 20090087409Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein: A is O, S, NR1, or CR1, wherein R1 is defined herein; represents either a single or a double bond; R2 is selected from: H, halogen, R21, OR21, SR21, COOR21, SO2N(R22)2, N(R22)2, CON(R22)2, NR22C(O)R22 or NR22C(O)NR22 wherein R21 and each R22 is defined herein; B is NR3 or CR3, with the proviso that one of A or B is either CR1 or CR3, wherein R3 is defined herein; K is N or CR4, wherein R4 is defined herein; L is N or CR5, wherein R5 has the same definition as R4; M is N or CR7, wherein R7 has the same definition as R4; Y1 is O or S; Z is N(R6a)R6 or OR6, wherein R6a is H or alkyl or NR61R62 wherein R61 and R62 are defined herein; and R6 is H, alkyl, cycloalkyl, alkenyl, Het, alkyl-aryl, alkyl-Het; or R6 is wherein R7 and R8 and Q are as defined herein; Y2 is O or S; R9 is H, (C1-6 alkyl), (C3-7)cycloalkyl or (C1-6)alkyl-(C3-7)cycloalkyl, aryl, Het, (C1-6)alkyl-aryl or (C1-6)alkyl-Het, alType: ApplicationFiled: November 26, 2008Publication date: April 2, 2009Applicant: Boehringer Ingelheim (Canada) Ltd.Inventors: Pierre Louis Beaulieu, Gulrez Fazal, Sylvie Goulet, George Kukolj, Martin Poirier, Youla S. Tsantrizos, Eric Jolicoeur, James Gillard, Marc-Andre Poupart, Jean Rancourt
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Publication number: 20080221159Abstract: Compounds of formula I: wherein a, b, c, X, R2, R3, R4, R6 and R7 are defined herein, are useful as inhibitors of HIV replication.Type: ApplicationFiled: May 9, 2007Publication date: September 11, 2008Inventors: Youla S. TSANTRIZOS, Michael BOES, Christian BROCHU, Craig FENWICK, Stephen MASON, Marc PESANT, Eric MALENFANT
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Patent number: 7241801Abstract: A compound, represented by formula (I): wherein A, B, R1, R2, R3, R5, R6, R7, R9, and R10 are as defined herein, or an enantiomer, diastereoisomer or tautomer thereof, including a salt, ester or derivative thereof, as an inhibitor of HCV NS5B polymerase.Type: GrantFiled: July 15, 2005Date of Patent: July 10, 2007Assignee: Boehringer Ingelheim International GmbHInventors: Pierre Beaulieu, Christian Brochu, Stephen Kawai, Jean Rancourt, Timothy A. Stammers, Bounkham Thavonekham, Youla S. Tsantrizos
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Patent number: 7141574Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein: A is O, S, NR1, or CR1, wherein R1 is defined herein; - - - - - represents either a single or a double bond; R2 is selected from: H, halogen, R21, OR21, SR21, COOR21, SO2N(R22)2, N(R22)2, CON(R22)2, NR22C(O)R22 or NR22C(O)NR22 wherein R21 and each R22 is defined herein; B is NR3 or CR3, with the proviso that one of A or B is either CR1 or CR3, wherein R3 is defined herein; K is N or CR4, wherein R4 is defined herein; L is N or CR5, wherein R5 has the same definition as R4; M is N or CR7, wherein R7 has the same definition as R4; Y1 is O or S; Z is N(R6a)R6 or OR6, wherein R6a is H or alkyl or NR61R62 wherein R61 and R62 are defined herein; and R6 is H, alkyl, cycloalkyl, alkenyl, Het, alkyl-aryl, alkyl-Het; or R6 is wherein R7and R8 and Q are as defined herein; Y2is O or S; R9 is H, (C1-6 alkyl), (C3-7)cycloalkyl or (C1-6)alkyl-(C3-7)cycloalkyl, aryl, Het, (C1-6)alkyl-aryl or (C1-6)alkyl-Het, all oType: GrantFiled: July 18, 2002Date of Patent: November 28, 2006Assignee: Boehringer Ingelheim (Canada) Ltd.Inventors: Pierre Louis Beaulieu, Sylvie Goulet, George Kukolj, Martin Poirier, Youla S. Tsantrizos, Eric Jolicoeur, James Gillard, Marc-André Poupart, Jean Rancourt
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Patent number: 6841566Abstract: An isomer, enantiomer, diastereoisomer, or tautomer of a compound, represented by formula I: wherein R1 is selected from: H, haloalkyl, (C1-6)alkyl, (C2-6)alkenyl, (C3-7)cycloalkyl, (C2-6)alkynyl, (C5-7)cycloalkenyl, 6 or 10-membered aryl, Het all optionally substituted; R2 is selected from (C1-6)alkyl, (C3-7)cycloalkyl, (C6-10)bicycloalkyl, 6- or 10-membered aryl, or Het all optionally substituted; B is N or CR5, wherein R5 is H, halogen, haloalkyl, (C1-6)alkyl, (C3-7)cycloalkyl or (C1-6)alkyl-(C3-7)cycloalkyl; X is N or CR5; D is N or CR5; each of Y1 and Y2 is independently O or S; Z is O, N, or NRZ wherein RZ is H, (C1-6)alkyl, (C3-7)cycloalkyl or (C1-6)alkyl-(C3-7)cycloalkyl; R3 and R4 are each independently H, (C1-6)alkyl, first (C3-7)cycloalkyl or 6- or 10-membered aryl, Het (C1-6)alkyl-6- or 10-membered aryl, (C1-6)alkyl-Het; or each R3 and R4 are independently covalently bonded together to form second (C3-7)cycloalkyl, or heterocycle, all optionally substituted; or when Z is N, either R3 or R4Type: GrantFiled: July 18, 2002Date of Patent: January 11, 2005Assignee: Boehringer Ingelheim, Ltd.Inventors: Pierre Louis Beaulieu, Gulrez Fazal, Sylvie Goulet, George Kukolj, Martin Poirier, Youla S. Tsantrizos
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Publication number: 20040171626Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: 1Type: ApplicationFiled: January 12, 2004Publication date: September 2, 2004Applicant: Boehringer Ingelheim International GmbHInventors: Pierre Louis Beaulieu, Christian Brochu, Catherine Chabot, Eric Jolicoeur, Stephen Kawai, Marc-Andre Poupart, Youla S. Tsantrizos
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Patent number: RE40525Abstract: A racemate diastereoisomer and optical isomer of a compound of formula (I): wherein B is H, a C6 or C10 aryl, C7-16 aralkyl; Het or (lower alkyl)-Het, all of which may be optionally substituted with C1-6 alkyl; C1-6 alkoxy; C1-6 alkanoyl; hydroxy; hydroxyalkyl; halo; haloalkyl; nitro; cyano; cyanoalkyl; amino optionally substituted with C1-6 alkyl; amido; or (lower alkyl)amide; or B is an acyl derivative of formula R4—C(O)—; a carboxyl derivative of formula R4—O—C(O)—; an amide derivative of formula R4—N(R5)—C(O)—; a thioamide derivative of formula R4—N(R5)—C(S)—; or a sulfonyl of formula R4—SO2; R5 is H or C1-6 alkyl; and Y is H or C1-6 alkyl; R3 is C1-8 alkyl, C3-7 cycloalkyl, or C4-10 alkylcycloalkyl, all optionally substituted with hydroxy, C1-6 alkoxy, C1-6 thioalkyl, amido, (lower alkyl)amido, C6 or C10 aryl, or C7-16 aralkyl; R2 is C2—R20, NH—R20, O—R20 or S—R20, wherein R20 is a saturated or unsaturated C3-7 cycloalkyl or C4-10 (alkylcycloalkyl), all of which being optionally mono-, di- or tri-Type: GrantFiled: September 30, 2005Date of Patent: September 30, 2008Assignee: Boehringer Ingelheim (Canada) Ltd.Inventors: Montse Llinas-Brunet, Murray D. Bailey, Dale R. Cameron, Anne-Marie Faucher, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Marc-André Poupart, Jean Rancourt, Youla S. Tsantrizos, Dominik M. Wernic
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Patent number: RE41356Abstract: Racemates, diastereolsomers and optical isomers of a compound of formula (I): wherein B is H, a C6 or C10 aryl, C7-16 aralkyl; Het or (lower alkyl)-Het, all of which optionally substituted with C1-6 alkyl; C1-6 alkoxy; C1-6 alkanoyl; hydroxy; hydroxyalkyl; halo; haloalkyl; nitro; cyano; cyanoalkyl; amino optionally substituted with C1-6 alkyl; amido; or (lower alkyl)amide; or B is an acyl derivative of formula R4—C(O)—; a carboxyl of formula R4—O—C(O)—; an amide of formula R4—N(R5)—C(O)—; a thioamide of formula R4—N(R5)—C(S)—; or a sulfonyl of formula R4—SO2; R5 is H or C1-6 alkyl; and Y is H or C1-6 alkyl; R3 is C1-8 alkyl, C3-7 cycloalkyl, or C4-10 alkylcycloalkyl, all optionally substituted with hydroxy, C1-6 alkoxy, C1-6 thioalkyl, amido, (lower alkyl)amido, C6 or C10 aryl, or C7-16 aralkyl; R2 is CH2—R20, NH—R20, O—R20 or S—R20, wherein R20 is a saturated or unsaturated C3-7 cycloalkyl or C4-10 (alkylcycloalkyl), all of which being optionally mono-, di- or tri-substituted with R21, or R20 is a C6Type: GrantFiled: May 12, 2008Date of Patent: May 25, 2010Assignee: Boehringer Ingelheim Canada Ltd.Inventors: Montse Llinas-Brunet, Murray D. Bailey, Dale R. Cameron, Elise Ghiro, Nathalie Goudreau, Marc-Andre Poupart, Jean Rancourt, Youla S. Tsantrizos, Anne-Marie Faucher, Teddy Halmos, Dominik M. Wernic
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Patent number: RE41894Abstract: Racemates, diastereoisomers and optical isomers of a compound of formula (I): wherein B is H, a C6 or C10 aryl, C7-16 aralkyl; Het or (lower alkyl)-Het, all of which optionally substituted with C1-6 alkyl; C1-6 alkoxy; C1-6 alkanoyl; hydroxy; hydroxy-alkyl; halo; haloalkyl; nitro; cyano; cyanoalkyl; amino optionally substituted with C1-6 alkyl; amido; or (lower alkyl)amide; or B is an acyl derivative of formula R4—C(O)—; a carboxyl of formula R4—O—C(O)—; an amide of formula R4—N(R5)—C(O)—; a thioamide of formula R4—N(R5)—C(S)—; or a sulfonyl of formula R4—SO2; R5 is H or C1-6 alkyl; and Y is H or C1-6 alkyl; R3 is C3-7 cycloalkyl, or C4-10 alkylcycloalkyl, all optionally substituted with hydroxy, C1-6 alkoxy, C1-6 thioalkyl, amido, (lower alkyl)amido, C6 or C10 aryl, or C7-16 aralkyl; R2 is CH2—R20, NH—R20, O—R20 or S—R20, wherein R20 is a saturated or unsaturated C3-7 cycloalkyl or C4-10 (alkylcycloalkyl), all of which being optionally mono-, di- or tri-substituted with R21, or R20 is a C6 or C10 arylType: GrantFiled: March 5, 2008Date of Patent: October 26, 2010Assignee: Boehringer Ingelheim Canada Ltd.Inventors: Montse Llinas-Brunet, Murray D. Bailey, Dale R. Cameron, Elise Ghiro, Nathalie Goudreau, Marc-Andre Poupart, Jean Rancourt, Youla S. Tsantrizos, Anne-Marie Faucher, Teddy Halmos, Dominik M. Wernic