Patents Represented by Attorney Balaram Gupta
  • Patent number: 7674821
    Abstract: The invention concerns compounds of formula (I), wherein X, R1, R2, R3, R4 and R5 are as defined herein. The invention also concerns a method for preparing said compounds and their use as cannabinoid CB1 receptor antagonists.
    Type: Grant
    Filed: June 18, 2007
    Date of Patent: March 9, 2010
    Assignee: Sanofi-Aventis
    Inventors: Francis Barth, Christian Congy, Jean-Phillipe Ducoux, Murielle Rinaldi-Carmona
  • Patent number: 7659363
    Abstract: The present invention comprises a process for preparing insulin or an insulin derivative with correctly linked cysteine bridges from a precursor of said insulin or insulin derivative, wherein said precursor is subjected to a folding process in the presence of cysteine or cysteine hydrochloride and a chaotropic auxiliary compound. The insulin or insulin derivative with correctly linked cysteine bridges is obtained by enzymic cleavage by means of trypsin or a trypsin-like enzyme and, where appropriate, additionally by means of carboxypeptidase B and subsequent purification on an adsorber resin, which process is carried out at varied pH and temperature ranges.
    Type: Grant
    Filed: October 2, 2006
    Date of Patent: February 9, 2010
    Assignee: Sanofi-Aventis Deutschland GmbH
    Inventors: Franz-Josef Rubroeder, Reinhold Keller, Heike Herbert
  • Patent number: 7652154
    Abstract: The invention relates to a novel method for the synthesis of N-{1-[bis(4-chlorophenyl)methyl]azetidin-3-yl}-N-(3,5-difluorophenyl)methylsulfonamide.
    Type: Grant
    Filed: August 20, 2008
    Date of Patent: January 26, 2010
    Assignee: Sanofi-Aventis
    Inventors: Philippe Boffelli, Michel Delthil, Luc Grondard, Maxime Lampilas, Joel Malpart, Stephane Mutti, Lahlou Nait-Bouda, Joerg Reike-Zapp
  • Patent number: 7652046
    Abstract: The present invention comprises methods for the treatment of central nervous system diseases and disorders including mood disorders and sleep disorders through the administration of compounds of formula (I) and formula (II) which are useful as inhibitors of human casein kinase I?. Pharmaceutical compositions comprising compounds of formula (I) or formula (II) as well as methods for their preparation are also disclosed and claimed.
    Type: Grant
    Filed: May 22, 2008
    Date of Patent: January 26, 2010
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: David Marc Fink, Yulin Chiang, Nicola Dawn Collar
  • Patent number: 7645757
    Abstract: The present invention is directed to compounds and compositions for the treatment of neurological diseases that cause neurogenic and neuropathic pain, inflammatory diseases, renal ishaemia, cardiovascular disease and other pathologies caused by the presence of endogenous cannabinoids and or other substrates resulting from the metabolic activities of fatty acid amido hydrolase (FAAH). These compounds are represented by the formula alkylene group; a salt thereof, or a hydrate or a solvate of said compound or said salt; where the variables are as defined in the attached specification.
    Type: Grant
    Filed: August 14, 2006
    Date of Patent: January 12, 2010
    Assignee: sanofi-aventis
    Inventors: Ahmed Abouabdellah, Regine Bartsch-Li, Christian Hoornaert, Antoine Ravet
  • Patent number: 7645880
    Abstract: The invention relates to a novel process for preparing N-methylnaltrexone bromide, comprising at least the steps consisting in: (i) reacting N-methylnaltrexone methyl sulfate in aqueous solution with an alkaline agent chosen from the group constituted by sodium carbonate, potassium carbonate, calcium carbonate, magnesium carbonate, cesium carbonate, strontium carbonate and mixtures thereof, for a pH of the aqueous reaction medium of between 7 and 10, and then in (ii) reacting the product thus obtained with hydrobromic acid, which is added for a pH of the aqueous reaction medium of between 0.5 and 5, in order thus to obtain the N-methylnaltrexone bromide.
    Type: Grant
    Filed: March 17, 2008
    Date of Patent: January 12, 2010
    Assignee: Sanofi-aventis
    Inventor: Alain Dlubala
  • Patent number: 7632852
    Abstract: The invention relates to compounds having formula (I): Wherein R1, R2, R3 and R4 are as defined herein. The invention also relates to a method of preparing said compounds and to the application thereof in therapeutics.
    Type: Grant
    Filed: August 8, 2007
    Date of Patent: December 15, 2009
    Assignee: Sanofi-aventis
    Inventors: Francis Barth, Christian Congy, Patrick Gueule, Murielle Rinaldi-Carmona, Didier Van Broeck
  • Patent number: 7632850
    Abstract: The present invention provides a compound of the formula (I): in which R1, R2, R3, A and n are described and set forth more fully herein. Also provided are their preparation and their application in therapy.
    Type: Grant
    Filed: July 21, 2005
    Date of Patent: December 15, 2009
    Assignee: Sanofi-aventis
    Inventors: Ahmed Abouabdellah, Antonio Almario Garcia, Christian Hoornaert, Antoine Ravet
  • Patent number: 7629374
    Abstract: The present invention relates to the use of novel derivatives of general formula (I) in which R3 is a (1-6C)alkyl, aryl, aryl(1-6C)alkyl, heteroaryl, heteroaryl(1-6C)alkyl, aryl or heteroaryl fused to a (1-10C) cycloalkyl, heterocycle, heterocycloalkyl, cycloalkyl, adamantyl, polycycloalkyl, alkenyl, alkynyl, CONR1R2, COOR1, SO2R1, C(?NH)R1 or C(?NH)NR1 radical; R5, R6 and R7 are, independently of one another, chosen from the following radicals: halogen, CN, NO2, NH2, OH, OR8, COOH, C(O)OR8, —O—C(O)R8, NR8R9, NHC(O)R8, C(O)NR8R9, NHC(S)R8, C(S)NR8R9, SR8, S(O)R8, SO2R8, NHSO2R8, SO2NR8R9, —O—SO2R8, —SO2—O—R8, trifluoromethyl, trifluoromethoxy, (1-6C)alkyl, (1-6C)alkoxy, aryl, aryl(1-6C)alkyl, heteroaryl, heteroaryl(1-6C)alkyl, heterocycle, cycloalkyl, alkenyl, alkynyl, adamantyl or polycycloalkyl, to treat a disease selected from the group consisting of: neurodegenerative diseases, strokes, cranial and spinal traumas and peripheral neuropathies, obesity, metabolic diseases, type II diabetes, essential hy
    Type: Grant
    Filed: June 20, 2008
    Date of Patent: December 8, 2009
    Assignee: Aventis Pharma SA
    Inventors: Dominique Lesuisse, Gilles Dutruc-Rosset, Franck Halley, Didier Babin, Thomas Rooney, Gilles Tiraboschi
  • Patent number: 7627959
    Abstract: A dryer for the removal of moisture or solvents from fine specialty chemicals and pharmaceuticals after their production, comprises a rotating drying compartment (2) which consists of at least one window (3), in operable relationship with an NIR probe (4) for measuring the moisture content of the product such as a specialty chemical or biological pharmaceutical contained in the closed drying compartment. The NIR probe (4) is positioned outside the drying compartment and is oriented through the at least one window (3) toward the product.
    Type: Grant
    Filed: March 9, 2007
    Date of Patent: December 8, 2009
    Assignee: Sanofi-Aventis Deutschland GmbH
    Inventors: Jörg Reinhardt, Burkhard Wandelt, Christoph Naumann
  • Patent number: 7626027
    Abstract: The present invention discloses and claims compounds of formula (I) wherein M is N, and K and L are each C with the remaining substituents further defined herein. These compounds are effective as inhibitors of human casein kinase I?, and as such are useful in the treatment of central nervous system diseases and disorders including mood disorders and sleep disorders. Pharmaceutical compositions comprising compounds of formula (I) and methods for the preparation of compounds of formula (I) are also disclosed and claimed.
    Type: Grant
    Filed: April 21, 2008
    Date of Patent: December 1, 2009
    Assignee: Aventis Pharmaceuticals Inc
    Inventors: William A. Metz, Jr., Frank Halley, Gilles Dutruc-Rosset, Yong Mi Choi-Sledeski, Gregory Bernard Poli, David Marc Fink, Gilles Doerflinger, Bao-Guo Huang, Ann Marie Gelormini, Juan Anotonio Gamboa, Andrew Giovanni, Joachim E. Roehr, Joseph T. Tsay, Fernando Camacho, William Joseph Hurst, Stephen Wayne Harnish, Yulin Chiang
  • Patent number: 7625889
    Abstract: The present invention relates to a series of substituted bis aryl and heteroaryl compounds of formula (I): Wherein X, Y, Z, A, B, D, Ar, R1 and R2 are as defined herein. The compounds of this invention are selective 5HT2A antagonists, and are therefore, useful in treating a variety of diseases including but not limited to a wide variety of sleep disorders as disclosed and claimed herein.
    Type: Grant
    Filed: July 25, 2007
    Date of Patent: December 1, 2009
    Assignee: Aventis Pharmaceuticals Inc.
    Inventors: Paul Robert Eastwood, Hazel Hunt, David Mark Fink, Helen Katherine Smith, Richard Simon Todd
  • Patent number: 7622488
    Abstract: This invention relates to use of a pyrazole-derived compound that is an antagonist of cannabinoid CB1 receptors, alone or in combination with another active ingredient, for preparing medicinal products that are of use in the prevention and treatment of kidney diseases.
    Type: Grant
    Filed: August 2, 2007
    Date of Patent: November 24, 2009
    Assignee: sanofi-aventis
    Inventors: Mohammed Bensaid, Jean-Marc Herbert, Philip Janiak
  • Patent number: 7618995
    Abstract: The invention relates to compounds having formula (I): Wherein X, R1, R2, R3, R4 and R5 are as defined herein. The invention also relates to the preparation method thereof and the use of same in therapeutics.
    Type: Grant
    Filed: December 7, 2007
    Date of Patent: November 17, 2009
    Assignee: Sanofi-Aventis
    Inventors: Francis Barth, Christian Congy, Laurent Hortala, Murielle Rinaldi-Carmona
  • Patent number: 7618650
    Abstract: The invention concerns the combination of a short-acting hypnotic agent and a compound of formula (I): Wherein X, Y, Z, A, B, D, Ar, R1 and R2 are as defined herein. The combination of this invention is useful in treating a variety of sleep disorders.
    Type: Grant
    Filed: February 6, 2008
    Date of Patent: November 17, 2009
    Assignee: Aventis Pharmaceuticals Inc
    Inventors: Gary Emmons, Sathapana Kongsamut, Craig N. Karson, Corrine M. Legoff
  • Patent number: 7618991
    Abstract: The invention concerns compounds of formula (I): Wherein X, Y, R1, R2, R3 and R4 are as described herein. The invention also concerns a method for preparing same and the therapeutic use thereof.
    Type: Grant
    Filed: May 23, 2008
    Date of Patent: November 17, 2009
    Assignee: Sanofi-Aventis
    Inventors: Francis Barth, Murielle Rinaldi-Carmona
  • Patent number: 7619089
    Abstract: The invention relates to compositions comprising a compound having general formula (I): Wherein R, R1, R2, X and n are as described herein. Also disclosed and claimed in certain of the embodiments herein are the methods of preparation of compound of formula (I) and its use in therapeutics.
    Type: Grant
    Filed: September 20, 2007
    Date of Patent: November 17, 2009
    Assignee: Sanofi-Aventis
    Inventors: Gihad Dargazanli, Genevieve Estenne-Bouhtou, Pascale Magat, Benoit Marabout, Pierre Roger
  • Patent number: 7608624
    Abstract: The invention relates to a method of treatment of a variety of neurodegenerative diseases such as Alzheimer disease using a imidazo[1,2-a]pyrimidone derivative represented by formula (I) or a salt thereof: Wherein X, R1, R2, and n are as defined herein.
    Type: Grant
    Filed: March 8, 2006
    Date of Patent: October 27, 2009
    Assignees: Sanofi-Aventis, Mitsubishi Pharma Corporation Tokyo
    Inventors: Alistair Lochead, Severine Marguerie, Mourad Saady, Philippe Yaiche
  • Patent number: 7589120
    Abstract: The invention relates to compounds of formula (I): Wherein X, R1, R2, R3 and R4 are as described herein. The invention also relates to a method for preparing the aforementioned compounds and to their therapeutic application.
    Type: Grant
    Filed: July 10, 2007
    Date of Patent: September 15, 2009
    Assignee: Sanofi-Aventis
    Inventors: Francis Barth, Christian Congy, Jean-Philippe Ducoux, Murielle Rinaldi-Carmona
  • Patent number: 7589201
    Abstract: The invention relates to a compound of formula (I): Wherein R1, X, P, Q, R and W are as defined herein. The invention also relates to the use of same in therapeutics.
    Type: Grant
    Filed: July 10, 2006
    Date of Patent: September 15, 2009
    Assignee: Sanofi-Aventis
    Inventors: Frederic Galli, Odile LeClerc, Alistair Lochead