Patents Represented by Attorney Michael D. Alexander
  • Patent number: 6156301
    Abstract: Mammalian Interleukin-7 proteins (IL-7s), DNAs and expression vectors encoding mammalian IL-7s, and processes for producing mammalian IL-7s as products of cell culture, including recombinant systems, are disclosed.
    Type: Grant
    Filed: May 12, 1999
    Date of Patent: December 5, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Anthony E. Namen, Raymond G. Goodwin, Stephen D. Lupton, Diane Y. Mochizuki
  • Patent number: 6153610
    Abstract: Disclosed are: aqueous parenteral formulations for the treatment of cancer tumors comprising 1,2,4-benzotriazine 1,4-dioxides in a citrate buffer; and method of cancer tumor treatment.
    Type: Grant
    Filed: September 21, 1998
    Date of Patent: November 28, 2000
    Assignee: Sanofi-Synthelabo Inc.
    Inventors: Stephen Brown, Edward Baker
  • Patent number: 6143792
    Abstract: The invention relates to the use of a specific 5HT2 receptor antagonist for the preparation of medicines useful in the treatment of the sleep apnea syndrome.
    Type: Grant
    Filed: March 27, 2000
    Date of Patent: November 7, 2000
    Assignee: Sanofi-Synthelabo
    Inventor: Fran.cedilla.oise Cattelin
  • Patent number: 6124318
    Abstract: The invention relates to compounds of the formula ##STR1## in which: Y is --CH-- or --N--;R.sub.1 is a halogen or a CF.sub.3, (C.sub.1 -C.sub.4)alkyl or (C.sub.1 -C.sub.4)alkoxy group;R.sub.2 and R.sub.3 are each hydrogen or a (C.sub.1 -C.sub.3)alkyl;n is 0 or 1; andPh.sub.1 and Ph.sub.2 are each independently an unsubstituted, monosubstituted or polysubstituted phenyl group;to a process for their preparation and to the pharmaceutical compositions containing them.These compounds have neurotrophic and neuroprotective activity.
    Type: Grant
    Filed: July 27, 1999
    Date of Patent: September 26, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Marco Baroni, Rosanna Cardamone, Jacqueline Fournier, Umberto Guzzi
  • Patent number: 6121263
    Abstract: The present invention provides methods for treating mammalian cancer tumors, preferably solid tumors, comprising administering to a mammal in need of such treatment an effective amount of a 1,2,4-benzotriazine oxide as defined in Formula I or pharmacologically acceptable salts of said compound; and administering to the mammal from about one half hour to about twenty-four hours after administering the 1,2,4-benzotriazine oxide an effective amount of a chemotherapy agent to which the tumor is susceptible. The invention also provides kits for treatment of such tumors which comprise a chemotherapy agent and a cytotoxicity-enhancing amount of a 1,2,4-benzotriazine oxide as defined in Formula I.
    Type: Grant
    Filed: May 7, 1997
    Date of Patent: September 19, 2000
    Assignee: The Board of Trustees of the Leland Stanford Junior University
    Inventor: J. Martin Brown
  • Patent number: 6118006
    Abstract: The invention relates to a method for the preparation of 1-[2-(2-naphthyl)ethyl]-4-(3-trifluoromethylphenyl)-1,2,3,6-tetrahydropyri dine and its pharmaceutically acceptable salts by reacting 2-(2-bromoethyl)naphthalene with 4-(3-trifluoromethylphenyl)-1,2,3,6-tetrahydropyridine or one of its salts, and to a universal method for the preparation of the same product and its salts by the reduction of naphthylacetic acid, treatment of the resulting 2-naphthylethanol with hydrobromic acid and treatment of the 2-(2-bromoethyl)naphthalene with 4-(3-trifluoromethylphenyl)-1,2,3,6-tetrahydropyridine or one of its salts.
    Type: Grant
    Filed: June 22, 1999
    Date of Patent: September 12, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Michel Buj, Robert Filhol
  • Patent number: 6118025
    Abstract: The invention concerns a method for preparing an optically active alcohol of formula (I) in which the carbon atom indicated by the symbol * can have the configuration (R) or (S) and X represents a non-substituted amino group or a mono- or di-(C.sub.1 -C.sub.4)alkylamino group optionally salified from corresponding ketones by catalytic hydrogenation in the presence of a rhodium complex.
    Type: Grant
    Filed: December 27, 1999
    Date of Patent: September 12, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Francine Agbossou, Marc Devocelle, Jean-Robert Dormoy, Andre Mortreux
  • Patent number: 6100278
    Abstract: The invention relates compounds of formula ##STR1## in which R.sub.1 to R.sub.9, R.sub.16 and R.sub.17 are as defined in claim 1.These compounds are pharmacologically active.
    Type: Grant
    Filed: November 4, 1999
    Date of Patent: August 8, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Bernard Ferrari, Jean Gougat, Claude Muneaux, Yvette Muneaux, Pierre Perreaut, Claudine Planchenault
  • Patent number: 6090818
    Abstract: The invention relates to compounds with formula (I), a process for their preparation and pharmaceutical compositions containing them.
    Type: Grant
    Filed: June 14, 1999
    Date of Patent: July 18, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Loic Foulon, Claudine Serradeil-Le Gal, Gerard Valette
  • Patent number: 6080875
    Abstract: The present invention relates to a process for the preparation of 2-thienylethylamine derivatives of general formula: ##STR1## as well as their acid addition salts, in which R represents a halogen atom and R.sub.1 represents a C.sub.1 -C.sub.4 alkyl group, characterized in that a thienylglycidic derivative of general formula: ##STR2## in which M represents an alkali metal atom or a fraction of an alkaline-earth metal atom, is reacted with a phenylglycine ester, optionally in the form of a strong acid salt, of general formula: ##STR3## in which R and R.sub.1 have the same meaning as above, in the presence of an alkali metal borchydride of general formula:X--Y IVin which X represents an alkali metal atom and Y represents a group of formula:--BH.sub.3 CN or --BH.sub.(4-w) Z.sub.win which Z represents a carboxylic acid residue and optionally in the presence of a C.sub.1 -C.sub.
    Type: Grant
    Filed: September 2, 1999
    Date of Patent: June 27, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Bertrand Castro, Jean-Robert Dormoy, Aldo Previero
  • Patent number: 6063780
    Abstract: In accordance with the present invention there is provided a method of treating a mammal having a solid tumor, the method comprising:a) administering to the mammal an effective amount of 3-amino-1,2,4-benzotriazine 1,4-dioxide;b) administering to the mammal an effective amount of paclitaxel; andc) administering to the mammal an effective amount of a platinum complex.The method provides unexpected synergistic efficacy. The invention further provides a kit for treatment of a mammalian tumor comprising 3-amino-1,2,-benzotriazine 1,4-dioxide, paclitaxel and a platinum complex.
    Type: Grant
    Filed: February 27, 1998
    Date of Patent: May 16, 2000
    Assignee: Sanofi-Synthelabo Inc.
    Inventors: Daniel L. Dexter, Paul E. Juniewicz, James B. Rake, Daniel D. Von Hoff
  • Patent number: 6046341
    Abstract: The subject of the invention is indolin-2-one derivatives of formula: ##STR1## in which: W represents a --CH.sub.2 -- or --SO.sub.2 -- group;Cy forms, with the carbon to which it is bonded, a non-aromatic, saturated or unsaturated C.sub.3 -C.sub.12 hydrocarbon ring which is optionally condensed or substituted by one or a number of (C.sub.1 -C.sub.7)alkyl groups, it being possible for the said groups to substitute the same carbon atom one or a number of times, or by a C.sub.3 -C.sub.6 spirocycloalkyl;T represents a (C.sub.1 -C.sub.4)alkylene which is optionally interrupted by a (C.sub.3 -C.sub.6)cycloalkylene, the said alkylenes optionally being substituted one or a number of times on the same carbon atom by a (C.sub.1 -C.sub.3)alkyl; or alternatively T represents a direct bond;Z represents in particular an amino group;R.sub.1 and R.sub.2, as well as R.sub.3 and R.sub.4, are either hydrogen or substituents, such as, for example, a halogen, an alkyl, and the like.
    Type: Grant
    Filed: October 12, 1999
    Date of Patent: April 4, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Loic Foulon, Georges Garcia, Claudine Serradeil-Le Gal, Gerard Valette
  • Patent number: 6043251
    Abstract: The present invention relates to the use of 1-(2-naphth-2-ylethyl)-4-(3-trifluoromethylphenyl)-1,2,3,6-tetrahydropyrid ine or its addition salts with pharmaceutically acceptable acids for the preparation of drugs intended for the treatment of amyotrophic lateral sclerosis (ALS).
    Type: Grant
    Filed: September 14, 1998
    Date of Patent: March 28, 2000
    Assignee: Sanofi
    Inventors: Patrice Douillet, Jacqueline Fournier
  • Patent number: 6034090
    Abstract: The invention relates to compounds of the formula in which: Y is --CH-- or --N--; R.sub.1 is hydrogen, a halogen or a CF.sub.3, (C.sub.1 -C.sub.4)alkyl or (C.sub.1 -C.sub.4)alkoxy group; R.sub.2 is a methyl or ethyl group; R.sub.3 and R.sub.4 are each hydrogen or a (C.sub.1 -C.sub.3)alkyl; and X is:(a) a (C.sub.1 -C.sub.6)alkyl, a (C.sub.1 -C.sub.6)alkoxy, a (C.sub.3 -C.sub.7)carboxyalkyl, a (C.sub.1 -C.sub.4)alkoxy-carbonyl(C.sub.1 -C.sub.6)alkyl, a (C.sub.3 -C.sub.7)carboxyalkoxy or a (C.sub.1 -C.sub.4)alkoxycarbonyl-(C.sub.1 -C.sub.6)alkoxy;(b) a radical selected from (C.sub.3 -C.sub.7)cycloalkyl, (C.sub.3 -C.sub.7)cycloalkoxy, (C.sub.3 -C.sub.7)-cycloalkylmethyl, (C.sub.3 -C.sub.7)cycloalkylamino and cyclohexenyl, it being possible for said radical to be substituted by a halogen, hydroxyl, (C.sub.1 -C.sub.4)-alkoxy, carboxyl, (C.sub.1 -C.sub.4)alkoxycarbonyl, amino or mono- or di-(C.sub.1 -C.sub.4)-alkylamino; or(c) a group selected from a phenyl, phenoxy, phenylamino, N-(C.sub.1 -C.sub.
    Type: Grant
    Filed: July 27, 1999
    Date of Patent: March 7, 2000
    Assignee: Sanofi-Synthlabo
    Inventors: Marco Baroni, Rosanna Cardamone, Jacqueline Fournier, Umberto Guzzi
  • Patent number: 6028082
    Abstract: Compounds of formula (I), a method for obtaining them and pharmaceutical compositions containing them are described. The compounds are useful as human NK.sub.3 receptor antagonists.
    Type: Grant
    Filed: March 12, 1998
    Date of Patent: February 22, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Daniel Bichon, Xavier Emonds-Alt, Patrick Gueule, Vincenzo Proietto, Didier Van Broeck
  • Patent number: 6028084
    Abstract: Compounds of formula (I), wherein R.sub.1 is fluorine, hydroxy, (C.sub.1-5) alkoxy, (C.sub.1-5) alkylthio, hydroxy(C.sub.1-5)alkoxy, a -NR.sub.10 R.sub.11, group, cyano, (C.sub.1-5) alkyl-sulphonyl or (C.sub.1-5) alkylsulphinyl; R.sub.2 and R.sub.3 are each (C,.sub.4) alkyl or, taken together with the nitrogen atom to which they are attached, form a saturated or unsaturated 5- to 10-membered heterocyclic radical optionally substituted one or more times by (C.sub.1-3) alkyl or (C.sub.1-3) alkoxy; each of R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8 and R.sub.9 is independently hydrogen, halogen or trifluoromethyl, and when R.sub.1 is fluorine, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8 and/or R.sub.9 may also be fluoromethyl; with the proviso that at least one of substituents R.sub.4 or R.sub.7. is other than hydrogen; each of R.sub.10 and R.sub.11 is independently hydrogen or (C.sub.1-5) alkyl, or R.sub.10 and R.sub.
    Type: Grant
    Filed: May 19, 1998
    Date of Patent: February 22, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Francis Barth, Christian Congy, Serge Martinez, Murielle Rinaldi
  • Patent number: 6015812
    Abstract: The invention relates to compounds of formula ##STR1## in which R.sub.1 to R.sub.9, R.sub.16 and R.sub.17 are defined in claim 1. These compounds are pharmacologically active.
    Type: Grant
    Filed: July 2, 1998
    Date of Patent: January 18, 2000
    Assignee: Sanofi-Synthelabo
    Inventors: Bernard Ferrari, Jean Gougat, Claude Muneaux, Yvette Muneaux, Pierre Perreaut, Claudine Planchenault
  • Patent number: 6008226
    Abstract: Substituted N-arylmethyl and heterocyclylmethyl-1H-pyrazolo[3,4-b]quinolin-4-amines, pharmaceutical compositions containing them and methods for a) effecting c-GMP-phosphodiesterase inhibition, b) treating heart failure and/or hypertension, c) reversing or reducing nitrate-induced tolerance and d) treating angina pectoris, congestive heart disease and myocardial infarction utilizing them.
    Type: Grant
    Filed: September 10, 1998
    Date of Patent: December 28, 1999
    Assignee: Sanofi-Synthelabo
    Inventors: Virendra Kumar, John Alan Dority, Jr.
  • Patent number: 6008360
    Abstract: The invention relates to glutarimides of formula (I): ##STR1## in which Ar represents a phenyl non substituted or substituted one or more times with one of the substitutents selected from a halogen atom, a hydroxyl, a (C.sub.1 -C.sub.4)alkoxy, a trifluoromethyl, a (C.sub.1 -C.sub.4)alkyl, said substitutents being identical or different ; a pyridyl group; a thienyl group and X is methylene or ethylene, their salts and their enantiomers, as well as their method of preparation and their use for the preparation of the corresponding 3,3-disubstituted piperidines.
    Type: Grant
    Filed: September 3, 1998
    Date of Patent: December 28, 1999
    Assignee: Sanofi-Synthelabo
    Inventors: Philippe Camus, Marcel Descamps, Joel Radisson
  • Patent number: 5994348
    Abstract: Pharmaceutical compositions containing irbesartan, alone or in combination with a diuretic, providing tablets with a high relative amount of active agent and excellent wetting and disintegration properties.
    Type: Grant
    Filed: May 20, 1998
    Date of Patent: November 30, 1999
    Assignee: Sanofi
    Inventors: Cathy C. Ku, Omar L. Sprockel, Beth A. Lang, Divyakant S. Desai