Patents by Inventor Jean Rancourt

Jean Rancourt 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: 20110021486
    Abstract: Compounds of formula I: wherein X, R2, R3, R3a, R3b, R5 and R6 are defined herein, are useful as inhibitors of the hepatitis C virus NS5B polymerase.
    Type: Application
    Filed: December 3, 2008
    Publication date: January 27, 2011
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Pierre L. Beaulieu, Pasquale Forgione, Alexandre Gagnon, Cedrickx Godbout, Marc-Andre Terrebonne, Montse Llinas-Brunet, Julie Naud, Martin Poirier, Jean Rancourt
  • Publication number: 20110015203
    Abstract: 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: Application
    Filed: September 27, 2010
    Publication date: January 20, 2011
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Youla S. TSANTRIZOS, Catherine CHABOT, Pierre BEAULIEU, Christian BROCHU, Martin POIRIER, Timothy A. STAMMERS, Bounkham THAVONEKHAM, Jean RANCOURT
  • Patent number: 7838537
    Abstract: 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: Grant
    Filed: November 30, 2007
    Date of Patent: November 23, 2010
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Marc-André Poupart, Pierre Louis Beaulieu, Jean Rancourt
  • Publication number: 20100286131
    Abstract: Compounds of formula I: wherein, R2, R5 and R6 are defined herein, are useful as inhibitors of the hepatitis C virus NS5B polymerase.
    Type: Application
    Filed: July 31, 2008
    Publication date: November 11, 2010
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Pierre L. Beaulieu, Pasquale Forgione, Alexandre Gagnon, Cedrickx Godbout, Julie Naud, Martin Poirier, Jean Rancourt, Timothy A. Stammers, Bounkham Thavonekham
  • Patent number: 7816348
    Abstract: Compounds of formula I: wherein X, R2, R3, R5 and R6 are defined herein, are useful as inhibitors of the hepatitis C virus NS5B polymerase.
    Type: Grant
    Filed: January 29, 2007
    Date of Patent: October 19, 2010
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Rene Coulombe, Gulrez Fazal, Jean Rancourt, Timothy Stammers, Bounkham Thavonekham
  • Patent number: 7803944
    Abstract: 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: Grant
    Filed: August 15, 2006
    Date of Patent: September 28, 2010
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Pierre Louis Beaulieu, Gulrez Fazal, George Kukolj, Eric Jolicoeur, James Gillard, Marc-Andre Poupart, Jean Rancourt
  • Patent number: 7767818
    Abstract: 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: Grant
    Filed: February 10, 2009
    Date of Patent: August 3, 2010
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Murray Douglas Bailey, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Montse Llinas-Brunet, Marc-Andre Poupart, Jean Rancourt
  • Publication number: 20100190779
    Abstract: Compounds of formula I: wherein X, R2, R3, R5 and R6 are defined herein, are useful as inhibitors of the hepatitis C virus NS5B polymerase.
    Type: Application
    Filed: July 31, 2008
    Publication date: July 29, 2010
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Pierre L. Beaulieu, Paul J. Edwards, Martin Poirier, Jean Rancourt, Timothy A. Stammers
  • Patent number: 7749961
    Abstract: Compounds of formula (I): wherein R1, R2, X, R3, D, and the dotted line b are as defined herein; or a pharmaceutically acceptable salt or ester thereof, are useful as inhibitors of the HCV NS3 protease.
    Type: Grant
    Filed: January 19, 2005
    Date of Patent: July 6, 2010
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Montse Llinas-Brunet, Murray Bailey, Punit K. Bhardwaj, Francois Bilodeau, Pasquale Forgione, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Jean Rancourt
  • Patent number: 7705146
    Abstract: 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: Grant
    Filed: June 22, 2005
    Date of Patent: April 27, 2010
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Murray D. Bailey, Punit Bhardwaj, Pasquale Forgione, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Montse Llinas-Brunet, Marc-Andre Poupart, Jean Rancourt
  • Patent number: 7696242
    Abstract: 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: Grant
    Filed: July 19, 2005
    Date of Patent: April 13, 2010
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Murray D. Bailey, Punit Bhardwaj, Elise Ghiro, Nathalie Goudreau, Teddy Halmos, Montse Llinas-Brunet, Marc-André Poupart, Jean Rancourt
  • Publication number: 20100028300
    Abstract: Compounds of formula I: wherein D, R4, R3, L0, L1, L2, R2 and RC are defined herein; or a pharmaceutically acceptable salt thereof, useful as inhibitors of the HCV NS3 protease.
    Type: Application
    Filed: September 28, 2009
    Publication date: February 4, 2010
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Montse LLINAS-BRUNET, Murray BAILEY, Punit BHARDWAJ, Pasquale FORGIONE, Elise GHIRO, Nathalie GOUDREAU, Teddy HALMOS, Jean RANCOURT
  • Publication number: 20090264346
    Abstract: Compounds of formula (I): wherein R1, R2, X, R3, D, and the dotted line b are as defined herein; or a pharmaceutically acceptable salt or ester thereof, are useful as inhibitors of the HCV NS3 protease.
    Type: Application
    Filed: June 29, 2009
    Publication date: October 22, 2009
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Montse LLINAS-BRUNET, Murray BAILEY, Francois BILODEAU, Pasquale FORGIONE, Elise GHIRO, Nathalie GOUDREAU, Teddy HALMOS, Jean RANCOURT
  • Patent number: 7585845
    Abstract: Compounds of formula (I): wherein B, X, R3, L0, L1, L2, R2, R1 and RC are defined herein. The compounds are useful as inhibitors of HCV NS3 protease for the treatment of hepatitis C viral infection.
    Type: Grant
    Filed: May 20, 2004
    Date of Patent: September 8, 2009
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Montse Llinas-Brunet, Murray Bailey, Punit Bhardwaj, Josee Bordeleau, Pasquale Forgione, Elise Ghiro, Vida Gorys, Nathalie Goudreau, Sylvie Goulet, Teddy Halmos, Jean Rancourt
  • Patent number: 7582770
    Abstract: 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: Grant
    Filed: February 18, 2005
    Date of Patent: September 1, 2009
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Youla S. Tsantrizos, Catherine Chabot, Pierre Beaulieu, Christian Brochu, Timothy A. Stammers, Bounkham Thavonekham, Jean Rancourt
  • Patent number: 7582766
    Abstract: 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: Grant
    Filed: June 7, 2004
    Date of Patent: September 1, 2009
    Assignee: Boehringer Ingelheim International GmbH
    Inventors: Youla S. Tsantrizos, Anne-Marie Faucher, Jean Rancourt, Peter White
  • Publication number: 20090170859
    Abstract: 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: Application
    Filed: February 17, 2009
    Publication date: July 2, 2009
    Applicant: BOEHRINGER INGELHEIM INTERNATIONAL GMBH
    Inventors: Youla S. TSANTRIZOS, Catherine CHABOT, Pierre BEAULIEU, Christian BROCHU, Martin POIRIER, Timothy A. STAMMERS, Bounkham THAVONEKHAM, Jean RANCOURT
  • Publication number: 20090156822
    Abstract: 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: Application
    Filed: February 10, 2009
    Publication date: June 18, 2009
    Applicant: Boehringer Ingelheim International GmbH
    Inventors: Murray D. BAILEY, Punit BHARDWAJ, Elise GHIRO, Nathalie GOUDREAU, Teddy HALMOS, Montse LLINAS-BRUNET, Marc-Andre POUPART, Jean RANCOURT
  • Patent number: RE41356
    Abstract: 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 C6
    Type: Grant
    Filed: May 12, 2008
    Date of Patent: May 25, 2010
    Assignee: 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
  • Patent number: RE41894
    Abstract: 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 aryl
    Type: Grant
    Filed: March 5, 2008
    Date of Patent: October 26, 2010
    Assignee: 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