Patents Assigned to Rhone-Poulenc Rorer S.A.
  • Patent number: 5571917
    Abstract: New taxoids of general formula (I), their preparation and pharmaceutical compositions containing them.In general formula (I),Ar represents an aryl radical,R represents a hydrogen atom or an acetyl, alkoxyacetyl or alkyl radical,R.sub.1 represents a benzoyl radical or a radical of formulaR.sub.2 --O--CO-- in which R.sub.2 represents an optionally substituted alkyl radical, an alkenyl, alkynyl, cycloalkyl, cycloalkenyl, bicycloalkyl, phenyl or heterocyclyl radical.The new products of general formula (I) have a remarkable antitumour activity.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: November 5, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Herv e Bouchard, Jean-Dominique Bourzat, Alain Commercon
  • Patent number: 5567822
    Abstract: This invention relates to the process for the preparation of 2-amino 7-nitro benzothiazoles of formula (I) ##STR1## consisting in a) nitrating a derivative of formula (II) ##STR2## and b) reacting the compound of formula (III) ##STR3## so obtained with caustic ammonia.
    Type: Grant
    Filed: June 13, 1994
    Date of Patent: October 22, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Fran.cedilla.ois Audiau, Patrick Jimonet, Serge Mignani
  • Patent number: 5563136
    Abstract: This invention relates to compounds having formula (I), ##STR1## wherein R.sub.1 is a hydrogen or halogen atom or an alkyl, alkoxy, alkylthio, nitro, hydroxy or cyano radical; R.sub.2 is an alkyl radical or a chain --CH(R.sub.5)--CO--R.sub.6 ; R.sub.3 is (a) a phenyl radical substituted by one or a plurality of substituents selected amongst the radicals -alk-SO.sub.3 H, -alk-PO.sub.3 H.sub.2, --CH.dbd.NOH, --CH--NO-alk-COOX, --S-alk-COOX, --SO-alk-COOX, --SO.sub.2 -alk-COOX, --CH.dbd.CH--COOX, -alk-CO--NHOH, --C(.dbd.NOH)--COOX, -alk-N(OH)--CO-alk,-alk-SO.sub.2 H, --CH.dbd.CH--SO.sub.3 H, --C(COOX).dbd.N--O-alk-COOX, tetrazolyalkyle or a group having a formula (I) or (b) a ring having the formula (A) ##STR2## wherein R.sub.9 is a radical .dbd.NOX, .dbd.NO-alk-COOX, .dbd.CH--COOX, -alk-COOX, -alk-SO.sub.2 H or -alk-S).sub.3 H, R.sub.10 is an oxygen or sulfur atom or a methylene or alkylimino radical and R.sub.11 is a methylene or ethylene radical, R.sub.
    Type: Grant
    Filed: April 6, 1994
    Date of Patent: October 8, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Marc Capet, Claude Cotrel, Marie-Christine Dubroeuco, Claude Guyon, Jean-Paul Martin
  • Patent number: 5563144
    Abstract: This invention relates to compounds having the formula R.sub.1 -(CH.sub.2).sub.n -Het wherein R.sub.1 is a residue having the formula (B), (C), (D); Het represents a radical phenyl-4 tetrahydro-1,2,3,6 pyridyl-1 whose phenyl cycle is optionally substituted by a halogen atom or an alkyl, alkoxy or hydroxy radical; a radical phenyl-4 piperazinyl-1 whose phenyl cycle is optionally substituted by a halogen atom or an alkyl, alkoxy or hydroxy radical; R.sub.3 is a hydrogen atom or a phenyl radical; R.sub.4 is a hydrogen or halogen atom or a residue Het; R.sub.5 is a carbonyl or sulfonyl radical; R.sub.6 is a radical Si(CH.sub.3).sub.2 or C(CH.sub.3).sub.2 ; n equals 1, 2, 3 or 4; excepting {[(phenyl-4 tetrahydro-1,2,3,6 pyridyl-1)-2 ethyl] amino}-3 benzisothiazol-1,2 dioxyde-1,1; their salts, their preparation and medicaments containing them.
    Type: Grant
    Filed: June 6, 1995
    Date of Patent: October 8, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Dominique Damour, Richard Labaudiniere, Jean-luc Malleron, Serge Mignani
  • Patent number: 5556877
    Abstract: This invention relates to taxoids of general formula (I), their preparation and the pharmaceutical compositions which contain them. The products of general formula (I) have notable antitumoral properties. In the general formula (I),Ar represents an aryl radical,R represents a hydrogen atom or an acetyl or alkoxyacetyl radical,R.sub.1 represents a benzoyl radical or a radical R.sub.2 --O--CO-- in which R.sub.2 represents an alkyl, alkenyl, cycloalkyl, cycloalkenyl, bicycloalkyl, phenyl or heterocyclyl radical, andR.sub.3 represents an alkyl, alkenyl, cycloalkyl, cycloalkenyl, bicycloalkyl, optionally substituted aryl (with the exception of unsubstituted phenyl) or heterocyclyl radical.
    Type: Grant
    Filed: March 2, 1994
    Date of Patent: September 17, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Herv e Bouchard, Jean-Dominique Bourzat, Alain Commer.cedilla.on, Jean-Pierre Pulicani
  • Patent number: 5554150
    Abstract: Methods and devices for delivery of granulocyte-colony stimulating factor to a patient are disclosed. The method comprises continuous subcutaneous delivery of a solution comprising granulocyte-colony stimulating factor to the patient. Devices for continuous administration are also disclosed.
    Type: Grant
    Filed: January 20, 1995
    Date of Patent: September 10, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Anne Bousseau, Armand Frydman, Jean-Paul Plard, Gilles Spenlehauer, Michel Veillard
  • Patent number: 5550261
    Abstract: New taxoids of general formula (I), their preparation and pharmaceutical compositions containing them.In general formula (I),Ar represents an aryl radical,R represents a hydrogen atom or an acetyl, alkoxyacetyl or alkyl radical,R.sub.1 represents a benzoyl radical or a radical of formula R.sub.2 --O--CO-- in which R.sub.2 represents an optionally substituted alkyl radical, an alkenyl, alkynyl, cycloalkyl, cycloalkenyl, bicycloalkyl, phenyl or heterocyclyl radical.The new products of general formula (I) have a remarkable antitumor activity.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: August 27, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Herv e Bouchard, Jean-Dominique Bourzat, Alain Commercon
  • Patent number: 5532388
    Abstract: New taxoids of general formula (I), their preparation and pharmaceutical compositions containing them.In general formula (I),Ar represents an aryl radicalR represents a hydrogen atom or an acetyl, alkoxyacetyl or alkyl radical,R.sub.1 represents a benzoyl radical or a radical of formula R.sub.2 --O--CO-- in which R.sub.2 represents an optionally substituted alkyl radical, an alkenyl, alkynyl, cycloalkyl, cycloalkenyl, bicycloalkyl, phenyl or heterocyclyl radicalThe new products of general formula (I) have a remarkable antitumour activity.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: July 2, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Herve Bouchard, Jean-Dominique Bourzat, Alain Commercon
  • Patent number: 5527814
    Abstract: Use of 2-amino-6-(trifluoromethoxy)benzothiazole, or a salt of this compound with a pharmaceutically acceptable acid, for obtaining a medicament intended for the treatment of motor neuron diseases, in particular amyotrophic lateral sclerosis, and especially amyotrophic lateral sclerosis with early bulbar involvement or the bulbar form of the disease.
    Type: Grant
    Filed: October 21, 1994
    Date of Patent: June 18, 1996
    Assignee: Rhone Poulenc Rorer S.A.
    Inventor: Erik Louvel
  • Patent number: 5523469
    Abstract: This invention relates to levogyral isomers of alkylammonium (amino-3 phenyl)-1 ethanesulphonate derivatives of formula (I) in which R+ denotes a tetraalkylammonium or trialkylphenylalkylammonium residue. The invention also concerns the preparation and use of said derivatives.
    Type: Grant
    Filed: March 10, 1995
    Date of Patent: June 4, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventor: Claude Guyon
  • Patent number: 5514383
    Abstract: The present invention relates to a pharmaceutical form based on cephalosporin. It relates in particularly to a tabletted pharmaceutical form.
    Type: Grant
    Filed: May 14, 1993
    Date of Patent: May 7, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Jean-Louis Laly, Roberto Lombardi
  • Patent number: 5508433
    Abstract: This invention relates to derivatives of perhydroisoindol of formula: ##STR1## in which the radicals R are hydrogen atoms or together form a bond, the symbols R.sub.2 are phenyl radicals which can be substituted by a halogen atom or a methyl radical in position 2 or 3, R.sub.3 is a halogen atom or a hydroxy radical, R.sub.4 is H or halogen if R.sub.3 is halogen, in their isomer forms, or mixture thereof, and possibly also their salts when they exist, and preparation thereof. The derivatives of the invention are particularly interesting as P substance antagonist.
    Type: Grant
    Filed: November 17, 1993
    Date of Patent: April 16, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Daniel Achard, Serge Grisoni, Stephen Hanessian, Claude Moutonnier, Jean-Francois Peyronel, Michel Tabart, Alain Truchon
  • Patent number: 5502049
    Abstract: This invention relates to a novel therapeutical use of phenzothiazine derivatives of general formula (I), ##STR1## wherein R is a straight or branched chain C.sub.1-5 alkyl radical, and R.sub.1 and R.sub.2, which are the same or different, are C.sub.1-2 alkyl radicals or form, together with the nitrogen atom to which they are attached, a pyrrolidinyl radical; and salts and stereoisomers thereof; having useful prophylactic and/or curative activity for the treatment of ischaemia and/or hypoxia.
    Type: Grant
    Filed: September 7, 1994
    Date of Patent: March 26, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Claude Garret, Jean Rataud, Jean-Marie Stutzmann
  • Patent number: 5498716
    Abstract: The present invention relates to a novel 2-aminonaphthyridine compounds that are useful in preparing a 2-isoindolinyl napthyridine compound that exhibits remarkable anxiolytic, hypnotic, anticonvulsant, antiepileptic and muscle-relaxant properties. The invention is also directed to the optical isomers of the 2-amino napthyridine compounds and salts thereof, their preparation and the use of the 2-amino napthyridine compounds for preparing the 2-isoindolinyl napthyridine compound.
    Type: Grant
    Filed: January 12, 1994
    Date of Patent: March 12, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Marie-Therese David-Comte, Gerard Roussel
  • Patent number: 5494915
    Abstract: The present invention relates to a new isoindolinone derivative of formula: ##STR1## in racemic form or in the form of its enantiomers, as well as its salts, its preparation and the pharmaceutical compositions which contain it.
    Type: Grant
    Filed: August 5, 1994
    Date of Patent: February 27, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Michel Barreau, Michel Cheve, Marie-Christine Dubroeucq, Gilles Dutruc-Rosset, Franco Manfre
  • Patent number: 5492915
    Abstract: This invention relates to compounds having selective LTB.sub.4 antagonist properties. Therapeutic compositions comprising said compounds and methods for the treatment of disorders involving LTB.sub.4 agonist-mediated activity utilizing said compositions wherein the compounds are described by the formula ##STR1## wherein R.sub.4, X, R, Y, R', Q, m and n are herein defined, and pharmaceutically acceptable salts thereof.
    Type: Grant
    Filed: October 6, 1994
    Date of Patent: February 20, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Norbert Dereu, Wolfram Hendel, Richard Labaudiniere
  • Patent number: 5484804
    Abstract: This invention relates to novel perhydroisoindole derivatives of general formula (I), ##STR1## wherein radicals R are phenyl radicals optionally 2- or 3-substituted by a halogen atom or a methyl radical; R.sub.1 is optionally substituted phenyl, cyclohexadienyl, naphthyl, indenyl or optionally substituted heterocyclyl; R.sub.2 is H, halogen, OH, alkyl, aminoalkyl, alkylaminoalkyl, dialkylaminoalkyl, alkyloxy, alkylthio, acyloxy, carboxy, optionally substituted alkyloxycarbonyl, benzyloxycarbonyl, amino or acylamino; R.sub.3 is optionally 2-substituted phenyl; R.sub.4 is OH or fluorine when R.sub.5 is H, or R.sub.4 and R.sub.5 are OH or R.sub.4 and R.sub.5 together form a bond; isomeric forms and mixtures thereof; optionally salts thereof where applicable; and preparation thereof. The novel derivatives are particularly useful as P substance antagonists.
    Type: Grant
    Filed: October 11, 1994
    Date of Patent: January 16, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Daniel Achard, Serge Grisoni, Jean-Luc Malleron, Jean-Francois Peyronel, Michel Tabart
  • Patent number: 5484942
    Abstract: This invention relates to novel derivatives of thiopyranopyrrole of general formula (I): ##STR1## in which R is hydrogen, allyl, or a radical having the structure: --CR.sub.a R.sub.b R.sub.c where R.sub.a and R.sub.b are hydrogen atoms or phenyl radicals optionally substituted (by halogen, alkyl, alkyloxy or nitro), and R.sub.c is defined as R.sub.a and R.sub.b or stands for an alkyl or alkyloxyalkyl radical, at least one of R.sub.a, R.sub.b and R.sub.c being a substituted or unsubstituted phenyl radical, and n is 0 to 2, in their stereoisomer forms, and mixtures thereof, and possibly the salts if they exist, and preparation thereof. The novel derivatives of the invention are particularly interesting as synthesis intermediates.
    Type: Grant
    Filed: November 17, 1993
    Date of Patent: January 16, 1996
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Daniel Achard, Claude Moutonnier, Jean-Francois Peyronel, Michel Tabart, Alain Truchon
  • Patent number: 5476954
    Abstract: A method for preparing taxane derivatives having general formula (I), novel derivatives thereby obtained and compositions containing same. In general formula (I), R is t.butoxy or phenyl, R.sub.1 is hydrogen or acetyl, and Ar is substituted phenyl or optionally substituted .alpha. or .beta.-naphthyl. These novel taxane derivatives are useful as antileukemic and antitumoral agents.
    Type: Grant
    Filed: May 21, 1993
    Date of Patent: December 19, 1995
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Jean-Dominique Bourzat, Alain Commercon, Jean-Marc Paris
  • Patent number: 5475106
    Abstract: Compounds of formula: ##STR1## in which R.sub.1 represents a hydrogen atom, an alkyl or alkoxycarbonyl radical or a phenyl radical, optionally substituted,R.sub.2 represents an alkoxy, optionally substituted cycloalkyloxy, cycloalkylalkyloxy, phenylalkyloxy, polyfluoroalkyloxy or cinnamyloxy radical or a radical --NR.sub.5 R.sub.6,R.sub.3 represents a phenylamino radical in which the phenyl ring is optionally substituted, an optionally substituted phenyl radical or a naphthyl, indolyl or quinolyl radical,R.sub.4 represents a substituted phenyl radical,R.sub.5 and R.sub.6, which may be identical or different, represent a hydrogen atom or an alkyl, optionally substituted phenyl, indanyl, cycloalkylalkyl, cycloalkyl or phenylalkyl radical, or alternatively R.sub.5 and R.sub.6, together with the nitrogen atom to which they are attached, form a heterocycle, their preparation and medicinal products containing them.
    Type: Grant
    Filed: October 8, 1992
    Date of Patent: December 12, 1995
    Assignee: Rhone-Poulenc Rorer S.A.
    Inventors: Jean-Dominique Bourzat, Marc Capet, Claude Cotrel, Claude Guyon, Franco Manfre, Gerard Roussel