Patents by Inventor Marc-André Poupart
Marc-André Poupart 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: 7705146Abstract: The invention relates to compounds of formula (I) wherein R?, R2, R3, R4, R5, R6, Y, n and m are as defined herein. The compounds are useful for the treatment and prevention of hepatitis C viral infections in mammals by inhibiting HCV NS3 protease. The invention further relates to azalactone compounds of the formula (III) which can be reacted with an amide anion to produce the compounds of formula (I).Type: GrantFiled: June 22, 2005Date of Patent: April 27, 2010Assignee: Boehringer Ingelheim International GmbHInventors: Murray D. Bailey, Punit Bhardwaj, Pasquale Forgione, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Montse Llinas-Brunet, Marc-Andre Poupart, Jean Rancourt
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Patent number: 7696242Abstract: Compounds of formula (I): wherein R1, R2, R3, R4, R5, Y, n and m are as defined herein. The compounds are useful as inhibitors of HCV NS3 protease.Type: GrantFiled: July 19, 2005Date of Patent: April 13, 2010Assignee: Boehringer Ingelheim International GmbHInventors: Murray D. Bailey, Punit Bhardwaj, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Montse Llinas-Brunet, Marc-André Poupart, Jean Rancourt
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Publication number: 20100087382Abstract: Compounds of formula I: wherein R1, R2, R2a, R3, R4 and R5 are defined herein, are useful as inhibitors of the HCV NS3 protease.Type: ApplicationFiled: February 15, 2008Publication date: April 8, 2010Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBHInventors: Murray D. Bailey, Francois Bilodeau, Pasquale Forgione, Vida Gorys, Montse Llinas-Brunet, Julie Naud, Jeffrey O'Meara, Marc-Andre Poupart
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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: 20090156822Abstract: Compounds of formula (I): wherein R1, R2, R3, R4, n and m are as defined herein. The compounds are useful as inhibitors of HCV NS3 protease.Type: ApplicationFiled: February 10, 2009Publication date: June 18, 2009Applicant: Boehringer Ingelheim International GmbHInventors: Murray D. BAILEY, Punit BHARDWAJ, Elise GHIRO, Nathalie GOUDREAU, Teddy HALMOS, Montse LLINAS-BRUNET, Marc-Andre POUPART, 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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Patent number: 7511157Abstract: Compounds of formula (I): wherein R1, R2, R3, R4, n and m are as defined herein. The compounds are useful as inhibitors of HCV NS3 protease.Type: GrantFiled: July 19, 2005Date of Patent: March 31, 2009Assignee: Boehringer Ingelheim International GmbHInventors: Murray D. Bailey, Punit Bhardwaj, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Montse Llinas-Brunet, Marc-André Poupart, Jean Rancourt
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Publication number: 20080200497Abstract: The compounds of formula I wherein R1, R2, R3, R4 and R5 are defined herein, are useful as inhibitors of the hepatitis C virus NS3 protease The invention further relates to azalactone compounds of the formula (II) which can be reacted with an amide anion to produce the HCV NS3 protease inhibitors of formula (I)Type: ApplicationFiled: July 17, 2006Publication date: August 21, 2008Inventors: Murray D. Bailey, Pasquale Forgione, Montse Llinas-Brunet, Marc-Andre Poupart
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Patent number: 7386398Abstract: The HCV NS5B polymerase, when complexed with certain inhibitors, adopts a conformation in which the finger loop region defined by amino acid residues 18 to 35 is displaced to expose a binding pocket defined generally by amino acid residues 392, 393, 395, 396, 399, 424, 425, 428, 429, 492, 493, 494, 495, 496, 500 and 503. This newly exposed binding pocket defines a novel target in the search of further chemical entities which are capable of binding to HCV NS5B and modulating, or preferably inhibiting, the polymerase activity of HCV NS5B.Type: GrantFiled: May 7, 2004Date of Patent: June 10, 2008Assignee: Boehringer Ingelheim International GmbHInventors: René Coulombe, Pierre Beaulieu, Eric Jolicoeur, George Kukolj, Steven Laplante, Marc-André Poupart
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Publication number: 20080119490Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein A, B, R2, R3, M1, M2, M3, M4, Y1 and Z are as defined in claim 1, or a salt thereof, as an inhibitor of HCV NS5B polymerase.Type: ApplicationFiled: November 30, 2007Publication date: May 22, 2008Applicant: Boehringer Ingelheim International GmbHInventors: Marc-Andre POUPART, Pierre Louis BEAULIEU, Jean RANCOURT
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Patent number: 7323470Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein wherein A, B, R2, R3, M1, M2, M3, M4, Y1 and Z are as defined in claim 1, or a salt thereof, as an inhibitor of HCV NS5B polymerase.Type: GrantFiled: April 17, 2006Date of Patent: January 29, 2008Assignee: Boehringer Ingelheim International GmbHInventors: Marc-André Poupart, Pierre Louis Beaulieu, Jean Rancourt
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Publication number: 20070142380Abstract: 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: ApplicationFiled: February 7, 2007Publication date: June 21, 2007Applicant: Boehringer Ingelheim International GmbHInventors: Pierre Beaulieu, Christian Brochu, Catherine Chabot, Eric Jolicoeur, Stephen Kawai, Marc-Andre Poupart, Youla Tsantrizos
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Patent number: 7223785Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein 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: January 12, 2004Date of Patent: May 29, 2007Assignee: Boehringer Ingelheim International GmbHInventors: Pierre Louis Beaulieu, Catherine Chabot, Stephen Kawai, Marc-Andre Poupart
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Patent number: 7157486Abstract: 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 defined above; M is N or CR7, wherein R7 has the same definition as R4 defined above; 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; a salt or a derivative thereof, as an inhibitor of HCV NS5B polymerase.Type: GrantFiled: July 18, 2002Date of Patent: January 2, 2007Assignee: Boehringer Ingelheim (Canada) Ltd.Inventors: Pierre Louis Beaulieu, Gulrez Fazal, George Kukolj, Eric Jolicoeur, James Gillard, Marc-Andre Poupart, Jean Rancourt
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Publication number: 20060293306Abstract: 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 defined above; M is N or CR7, wherein R7 has the same definition as R4 defined above; 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; a salt or a derivative thereof, as an inhibitor of HCV NS5B polymerase.Type: ApplicationFiled: August 15, 2006Publication date: December 28, 2006Inventors: Pierre Beaulieu, Gulrez Fazal, George Kukolj, Eric Jolicoeur, James Gillard, Marc-Andre Poupart, Jean Rancourt
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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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Publication number: 20060258868Abstract: The invention relates to compounds of formula (I) wherein R?, R2, R3, R4, R5, R6, Y, n and m are as defined (herein. The compounds are useful for the treatment and prevention of hepatitis C viral infections in mammals by inhibiting HCV NS3 protease. The invention further relates to azalactone compounds of the formula (III) which can be reacted with an amide anion to produce the compounds of formula (I).Type: ApplicationFiled: June 22, 2005Publication date: November 16, 2006Applicant: Boehringer Ingelheim International GmbHInventors: Murray Bailey, Punit Bhardwaj, Pasquale Forgione, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Montse Llinas-Brunet, Marc-Andre Poupart, Jean Rancourt
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Patent number: 7098231Abstract: An isomer, enantiomer, diastereoisomer or tautomer of a compound, represented by formula I: wherein A, B, R2, R3, M1, M2, M3, M4, Y1 and Z are as defined in claim 1, or a salt thereof, as an inhibitor of HCV NS5B polymeraseType: GrantFiled: January 12, 2004Date of Patent: August 29, 2006Assignee: Boehringer Ingelheim International GmbHInventors: Marc-Andre Poupart, Pierre Louis Beaulieu, Jean Rancourt
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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