Patents by Inventor Adrien Tak Li

Adrien Tak Li 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).

  • Patent number: 9108971
    Abstract: The invention relates to the 6-cycloamino-3-(pyridazin-4-yl)imidazo[1,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Grant
    Filed: May 6, 2013
    Date of Patent: August 18, 2015
    Assignee: SANOFI
    Inventors: Frederic Puech, Yulin Chiang, Sylvain Cote des Combes, Adrien Tak Li, Philippe Burnier
  • Patent number: 8846676
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Grant
    Filed: September 14, 2012
    Date of Patent: September 30, 2014
    Assignee: Sanofi
    Inventors: Antonio Almario Garcia, Mathieu Barrague, Philippe Burnier, Cecile Enguehard-Gueiffier, Zhongli Gao, Pascal George, Alain Gueiffier, Adrien Tak Li, Frederic Peuch, Roy Vaz, Qiuxia Zhao
  • Publication number: 20130245023
    Abstract: The invention relates to the 6-cycloamino-3-(pyridazin-4-yl)imidazo[1,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Application
    Filed: May 6, 2013
    Publication date: September 19, 2013
    Applicant: SANOFI
    Inventors: Frederic PUECH, Yulin CHIANG, Sylvain COTE DES COMBES, Adrien Tak LI, Philippe BURNIER
  • Patent number: 8455491
    Abstract: The invention relates to the 6-cycloamino-3-(pyridazin-4-yl)imidazo[1,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Grant
    Filed: January 11, 2010
    Date of Patent: June 4, 2013
    Assignee: Sanofi
    Inventors: Frederic Puech, Yulin Chiang, Sylvain Cote Des Combes, Adrien Tak Li, Philippe Burnier
  • Patent number: 8354405
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Grant
    Filed: December 24, 2009
    Date of Patent: January 15, 2013
    Assignee: Sanofi
    Inventors: Antonio Almario Garcia, Matthieu Barrague, Philippe Burnier, Cécile Enguehard, Zhongli Gao, Pascal George, Alain Gueiffier, Adrien Tak Li, Frédéric Puech, Roy Vaz, Qiuxia Zhao
  • Publication number: 20130012516
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Application
    Filed: September 14, 2012
    Publication date: January 10, 2013
    Applicant: SANOFI
    Inventors: Antonio ALMARIO GARCIA, Matthieu BARRAGUE, Philippe BURNIER, Cécile ENGUEHARD, Zhongli GAO, Pascal GEORGE, Alain GUEIFFIER, Adrien Tak LI, Frédéric PUACH, Roy VAZ, Qiuxia ZHAO
  • Patent number: 8119687
    Abstract: A compound corresponding to general formula (I): in which R1 represents a phenyl or naphthalenyl group optionally substituted with one or more halogen atoms or hydroxyl, cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl, trifluoromethoxy, benzyloxy, (C3-C6)cycloalkyl-O— or (C3-C6)cycloalkyl(C1-C3)alkoxy groups; R2 represents either a group of general formula CHR3CONHR4 in which R3 represents a hydrogen atom or a methyl group and R4 represents a hydrogen atom or a (C1-C3)alkyl, (C3-C5) cycloalkyl or (pyridin-4-yl)methyl group; or a 2,2,2-trifluoroethyl group; or an (imidazol-2-yl)methyl group; or a (benzimidazol-2-yl)methyl group; or a phenyl group optionally substituted with one or more halogen atoms or cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl or trifluoromethoxy groups; and n represents a number ranging from 1 to 3; in the form of a base, of an addition salt with an acid, of a hydrate or of a solvate.
    Type: Grant
    Filed: July 12, 2010
    Date of Patent: February 21, 2012
    Assignee: Sanofi-Aventis
    Inventors: Ahmed Abouabdellah, Michele Bas, Gihad Dargazanli, Christian Hoornaert, Adrien Tak Li, Florence Medaisko
  • Patent number: 8114866
    Abstract: The invention relates to a compound having general formula (I): Wherein m, R1 and R2 are as defined herein. The invention also relates to the use of the compound in therapeutics. More specifically, the compounds of the invention are inhibitors of the FAAH enzyme, and therefore, can be used for the treatment of various disorders associated with FAAH enzyme, which include in a non-limiting manner, pain, eating disorders, neurological and psychiatric pathologies, among other disorders.
    Type: Grant
    Filed: February 8, 2010
    Date of Patent: February 14, 2012
    Assignee: Sanofi-Aventis
    Inventors: Ahmed Abouabdellah, Antonio Almario Garcia, Christian Hoornaert, Adrien Tak Li
  • Publication number: 20100280076
    Abstract: A compound corresponding to general formula (I): in which R1 represents a phenyl or naphthalenyl group optionally substituted with one or more halogen atoms or hydroxyl, cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl, trifluoromethoxy, benzyloxy, (C3-C6)cycloalkyl-O— or (C3-C6)cycloalkyl(C1-C3)alkoxy groups; R2 represents either a group of general formula CHR3CONHR4 in which R3 represents a hydrogen atom or a methyl group and R4 represents a hydrogen atom or a (C1-C3)alkyl, (C3-C5) cycloalkyl or (pyridin-4-yl)methyl group; or a 2,2,2-trifluoroethyl group; or an (imidazol-2-yl)methyl group; or a (benzimidazol-2-yl)methyl group; or a phenyl group optionally substituted with one or more halogen atoms or cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl or trifluoromethoxy groups; and n represents a number ranging from 1 to 3; in the form of a base, of an addition salt with an acid, of a hydrate or of a solvate.
    Type: Application
    Filed: July 12, 2010
    Publication date: November 4, 2010
    Applicant: Sanofi-Aventis
    Inventors: Ahmed ABOUABDELLAH, Michele Bas, Gihad Dargazanli, Christian Hoornaert, Adrien Tak Li, Florence Medaisko
  • Patent number: 7777057
    Abstract: A compound corresponding to general formula (I): in which R1 represents a phenyl or naphthalenyl group optionally substituted with one or more halogen atoms or hydroxyl, cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl, trifluoromethoxy, benzyloxy, (C3-C6)cycloalkyl-O— or (C3-C6)cycloalkyl(C1-C3)alkoxy groups; R2 represents either a group of general formula CHR3CONHR4 in which R3 represents a hydrogen atom or a methyl group and R4 represents a hydrogen atom or a (C1-C3)alkyl, (C3-C5)cycloalkyl or (pyridin-4-yl)methyl group; or a 2,2,2-trifluoroethyl group; or an (imidazol-2-yl)methyl group; or a (benzimidazol-2-yl)methyl group; or a phenyl group optionally substituted with one or more halogen atoms or cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl or trifluoromethoxy groups; and n represents a number ranging from 1 to 3; in the form of a base, of an addition salt with an acid, of a hydrate or of a solvate.
    Type: Grant
    Filed: July 28, 2009
    Date of Patent: August 17, 2010
    Assignee: Sanofi-Aventis
    Inventors: Ahmed Abouabdellah, Michele Bas, Gihad Dargazanli, Christian Hoornaert, Adrien Tak Li, Florence Medaisko
  • Publication number: 20100179154
    Abstract: The invention relates to the 6-cycloamino-3-(pyridin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R3, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Application
    Filed: December 24, 2009
    Publication date: July 15, 2010
    Applicant: SANOFI-AVENTIS
    Inventors: Antonio ALMARIO GARCIA, Matthieu BARRAGUE, Philippe BURNIER, Cécile ENGUEHARD-GUEIFFIER, Zhongli GAO, Pascal GEORGE, Alain GUEIFFIER, Adrien Tak LI, Frédéric PEUCH, Roy VAZ, Qiuxia ZHAO
  • Publication number: 20100152157
    Abstract: The invention relates to the 6-cycloamino-3-(pyridazin-4-yl)imidazo[I,2-b]pyridazine derivatives corresponding to general formula (I): Wherein R2, R7, R8, A, L and B are as defined herein. Also disclosed are the preparative methods and therapeutic use thereof.
    Type: Application
    Filed: January 11, 2010
    Publication date: June 17, 2010
    Applicant: SANOFI-AVENTIS
    Inventors: Frederic PUECH, Yulin CHIANG, Sylvain COTE DES COMBES, Adrien Tak LI, Philippe BURNIER
  • Publication number: 20100137329
    Abstract: The invention relates to a compound having general formula (I): Wherein m, R1 and R2 are as defined herein. The invention also relates to the use of the compound in therapeutics. More specifically, the compounds of the invention are inhibitors of the FAAH enzyme, and therefore, can be used for the treatment of various disorders associated with FAAH enzyme, which include in a non-limiting manner, pain, eating disorders, neurological and psychiatric pathologies, among other disorders.
    Type: Application
    Filed: February 8, 2010
    Publication date: June 3, 2010
    Applicant: SANOFI-EVENTIS
    Inventors: Ahmed ABOUABDELLAH, Antonio Almario Garcia, Christian Hoornaert, Adrien Tak Li
  • Patent number: 7687503
    Abstract: The invention relates to a compound having general formula (I): Wherein m, R1 and R2 are as defined herein. The invention also relates to the use of the compound in therapeutics. More specifically, the compounds of the invention are inhibitors of the FAAH enzyme, and therefore, can be used for the treatment of various disorders associated with FAAH enzyme, which include in a non-limiting manner, pain, eating disorders, neurological and psychiatric pathologies, among other disorders.
    Type: Grant
    Filed: June 22, 2006
    Date of Patent: March 30, 2010
    Assignee: Sanofi-Aventis
    Inventors: Ahmed Abouabdellah, Antonio Almario Garcia, Christian Hoornaert, Adrien Tak Li
  • Publication number: 20090286868
    Abstract: A compound corresponding to general formula (I): in which R1 represents a phenyl or naphthalenyl group optionally substituted with one or more halogen atoms or hydroxyl, cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl, trifluoromethoxy, benzyloxy, (C3-C6)cycloalkyl-O— or (C3-C6)cycloalkyl(C1-C3)alkoxy groups; R2 represents either a group of general formula CHR3CONHR4 in which R3 represents a hydrogen atom or a methyl group and R4 represents a hydrogen atom or a (C1-C3)alkyl, (C3-C5)cycloalkyl or (pyridin-4-yl)methyl group; or a 2,2,2-trifluoroethyl group; or an (imidazol-2-yl)methyl group; or a (benzimidazol-2-yl)methyl group; or a phenyl group optionally substituted with one or more halogen atoms or cyano, nitro, (C1-C3)alkyl, (C1-C3)alkoxy, trifluoromethyl or trifluoromethoxy groups; and n represents a number ranging from 1 to 3; in the form of a base, of an addition salt with an acid, of a hydrate or of a solvate.
    Type: Application
    Filed: July 28, 2009
    Publication date: November 19, 2009
    Applicant: Sanofi-Aventis
    Inventors: Ahmed Abouabdellah, Michele Bas, Gihad Dargazanli, Christian Hoornaert, Adrien Tak Li, Florence Medaisko
  • Patent number: 7566720
    Abstract: The invention relates to therapeutic uses of a pyrimidone derivative represented by formula (I) or a salt thereof: Wherein X, Y, R1, R2, m and n are as defined herein. Specifically, a medicament comprising the said derivative or a salt thereof as an active ingredient is used for preventive and/or therapeutic treatment of a neurodegenerative diseases caused by abnormal activity of GSK3? such as Alzheimer's disease.
    Type: Grant
    Filed: August 20, 2007
    Date of Patent: July 28, 2009
    Assignees: Sanofi-Aventis, MItsubishi Pharma Corporation
    Inventors: Antonio Almario Garcia, Thierry Gallet, Adrien Tak Li, Alistair Lochead, Severine Marguerie, Alain Nedelec, Mourad Saady, Philippe Yaiche
  • Publication number: 20090088470
    Abstract: The invention relates to a compound of formula (I): Wherein R1, R2, R3 and R4 are as defined herein. The invention also relates to methods of preparation of compounds of formula (I) as well as to their therapeutic application.
    Type: Application
    Filed: December 4, 2008
    Publication date: April 2, 2009
    Applicant: SANOFI-AVENTIS
    Inventors: Antonio ALMARIO-GARCIA, Pascal George, Christian Hoornaert, Adrien Tak Li, Frederic Puech
  • Patent number: 7476756
    Abstract: The invention relates to a compound of formula (I): Wherein R1, R2, R3 and R4 are as defined herein. The invention also relates to methods of preparation of compounds of formula (I) as well as to their therapeutic application.
    Type: Grant
    Filed: October 19, 2007
    Date of Patent: January 13, 2009
    Assignee: Sanofi-Aventis
    Inventors: Antonio Almario-Garcia, Pascal George, Christian Hoornaert, Adrien Tak Li, Frederic Puech
  • Patent number: 7378413
    Abstract: A pyrimidone derivative represented by formula (I) or a salt thereof: Wherein: R1 represents a hydrogen atom or a C1-6 alkyl group which may be substituted by a C6,10 aryl group; R2 represents a C1-10 alkyl group which may be substituted, a C2-6 alkenyl group which may be substituted, a C3-6 alkynyl group which may be substituted, a C3-6 cycloalkyl group which may be substituted, or a C6-10 ARYL group which may be substituted; or R1 and R2 form together a C2-6 alkylene group which may be substituted; or R1 and R2 form together a chain of formula —(CH2)2—X—(CH2)2— or —(CH2)2—X—(CH2)3— where X represents a oxygen atom, a sulfur atom, or a nitrogen atom which may be substituted; R3 represents a 2, 3 or 4-pyridyl group optionally substituted by a C1-4 alkyl group, C1-4 alkoxy group or halogen atom; and R4 represents a C1-10 alkyl group optionally substituted by a hydroxyl group, amino, C1-6 monoalkylamino group, C2-12 dialkylamino group or C6,10 aryl group which may be substituted.
    Type: Grant
    Filed: January 13, 2005
    Date of Patent: May 27, 2008
    Assignees: Sanofi Aventis, Mitsubishi Pharma Corporation
    Inventors: Antonio Almario Carcia, Ryoichi Ando, Keiichi Arimoto, Fumiaki Uehara, Adrien Tak Li, Aya Shoda, Jonathan Reid Frost, Kazutoshi Watanabe
  • Publication number: 20080103197
    Abstract: The invention relates to a compound of formula (I): Wherein R1, R2, R3 and R4 are as defined herein. The invention also relates to methods of preparation of compounds of formula (I) as well as to their therapeutic application.
    Type: Application
    Filed: October 19, 2007
    Publication date: May 1, 2008
    Applicant: SANOFI-AVENTIS
    Inventors: Antonio ALMARIO-GARCIA, Pascal GEORGE, Christian HOORNAERT, Adrien Tak LI, Frederic PUECH