Patents by Inventor Henri Inion

Henri Inion 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: 5567827
    Abstract: The subject of the invention is 4-hydroxyphenylthio derivatives of general formula: ##STR1## in which: R.sub.1 and R.sub.2, which are identical or different, each represent hydrogen, a methyl or ethyl radical or a halogen atom,R represents a (C.sub.1 -C.sub.6) alkyl, (C.sub.3 -C.sub.6) cycloalkyl or phenyl radical,R.sub.3 represents hydrogen or a halogen atom,X represents --O--, --S-- or --NR.sub.4 -- in which R.sub.4 represents hydrogen or a (C.sub.1 -C.sub.4) alkyl group,useful as synthetic intermediates, especially for the preparation of aminoalkoxyphenylsulphonyl derivatives which are pharmaceutically active compounds.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: October 22, 1996
    Assignee: Elf Sanofi
    Inventors: Jean Gubin, Henri Inion
  • Patent number: 5508431
    Abstract: The subject of the invention is 4-hydroxyphenylthio derivatives of general formula: ##STR1## in which: R.sub.1 and R.sub.2, which are identical or different, each represent hydrogen, a methyl or ethyl radical or a halogen atom,R represents a (C.sub.1 -C.sub.6) alkyl, (C.sub.3 -C.sub.6) cycloalkyl or phenyl radical,R.sub.3 represents hydrogen or a halogen atom,X represents --O--, --S-- or --NR.sub.4 -- in which R.sub.4 represents hydrogen or a (C.sub.1 -C.sub.4) alkyl group, useful as synthetic intermediates, especially for the preparation of aminoalkoxyphenylsulphonyl derivatives which are pharmaceutically active compounds.
    Type: Grant
    Filed: September 8, 1994
    Date of Patent: April 16, 1996
    Assignee: Elf Sanofi
    Inventors: Jean Gubin, Henri Inion
  • Patent number: 5444056
    Abstract: An aminoalkoxyphenyl derivative of general formula:Cy--B--Ph--O--A--Am (1)as well as a pharmaceutically acceptable salt thereof in whichB represents a --S--, --SO-- or --SO.sub.2 -- group,Ph represents an optionally substituted phenyl radical,A denotes a straight or branched alkylene radical having from 2 to 5 carbon atoms or a 2-hydroxy propylene radical in which the hydroxy is optionally substituted by a C.sub.1 -C.sub.4 alkyl radical.Am represents a group: ##STR1## and Cy is a cyclic group, provided that when Cy represents either a benzo[b]furyl group substituted at position 4 by a halogen atom or a C.sub.1 -C.sub.4 alkyl group, or a benzo[b]thienyl group substituted at position 4 by a halogen atom or by a C.sub.1 -C.sub.4 alkyl group and when B represents a --SO.sub.2 -- group, R.sub.3 represents a --Alk--Ar radical.
    Type: Grant
    Filed: February 7, 1990
    Date of Patent: August 22, 1995
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Henri Inion, Gilbert Rosseels
  • Patent number: 5401855
    Abstract: The subject of the invention is 4-hydroxyphenylthio derivatives of general formula: ##STR1## in which: R.sub.1 and R.sub.2, which are identical or different, each represent hydrogen, a methyl or ethyl radical or a halogen atom,R represents a (C.sub.1 -C.sub.6) alkyl, (C.sub.3 -C.sub.6) cycloalkyl or phenyl radical,R.sub.3 represents hydrogen or a halogen atom, X represents --O--, --S-- or --NR.sub.4 -- in which R.sub.4 represents hydrogen or a (C.sub.1 -C.sub.4) alkyl group, useful as synthetic intermediates, especially for the preparation of aminoalkoxyphenylsulphonyl derivatives which are pharmaceutically active compounds.
    Type: Grant
    Filed: June 23, 1993
    Date of Patent: March 28, 1995
    Assignee: Elf Sanofi
    Inventors: Jean Gubin, Henri Inion
  • Patent number: 5223510
    Abstract: The subject of the invention is benzofuran, benzothiophene, indole or indolizine compounds of general formula: ##STR1## in which: Het represents one of the groups: ##STR2## in which T,T' and T"represent particularly a group: ##STR3## R and R.sub.a, identical or different, represent X represent --O-- or --S--Y represents a radical ##STR4## These compounds are useful as medecines particularly for the treatment of pathological syndroms of the cardio-vascular system.
    Type: Grant
    Filed: July 26, 1991
    Date of Patent: June 29, 1993
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Jean Lucchetti, Gilbert Rosseels, Henri Inion
  • Patent number: 5215988
    Abstract: The present invention relates to aminoalkoxyphenyl compounds of formula: ##STR1## in which: B is selected from --S--, --SO-- and --SO.sub.2 --,R.sub.1 and R.sub.2, which are identical or different, are selected from hydrogen, methyl, ethyl and halogen,A is selected from a straight- or branched-alkylene radical having from 2 to 5 carbon atoms, a 2-hydroxypropylene radical, and a 2-(lower alkoxy) propylene radical,R.sub.3 is selected from C.sub.1 -C.sub.8 alkyl and a radical of formula:--Alk--Arin which Alk is selected from a single bond and a linear- or branched-alkylene radical having from 1 to 5 carbon atoms; and Ar is selected from pyridyl, phenyl, 2-3-methyleneoxyphenyl, 3,4-methylenedioxyphenyl and phenyl substituted with one or more substituents, which may be identical or different, selected from halogen atoms, C.sub.1 -C.sub.8 alkyl groups and C.sub.1 -C.sub.8 alkoxy groups,R.sub.4 is selected from hydrogen and C.sub.1 -C.sub.8 alkyl, orR.sub.3 and R.sub.
    Type: Grant
    Filed: August 14, 1991
    Date of Patent: June 1, 1993
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Marcel Descamps, Dino Nisato, Henri Inion, Jean Lucchetti, Jean-Marie Mahaux, Jean-Noel Vallat
  • Patent number: 5182291
    Abstract: Aminoalkoxyphenyl derivatives useful in the treatment of certain pathological syndromes of the cardiovascular system of formula: ##STR1## in which: B represents a --S--, --SO-- or --SO.sub.2 -- group,R.sub.1 and R.sub.2, which are identical or different, each denote hydrogen, a methyl or ethyl radical or a halogen,A denotes a straight- or branched-alkylene radical having from 2 to 5 carbon atoms or a 2-hydroxypropylene radical, in which the hydroxy is optionally substituted by a lower alkyl radical,R.sub.3 denotes an alkyl radical or a radical of formula:--Alk--R.sub.5in which Alk denotes a single bond or a linear- or branched-alkylene radical having from 1 to 5 carbon atoms and R.sub.5 denotes a pyridyl, phenyl, 2,3-methylenedioxyphenyl or 3,4-methylenedioxyphenyl radical or a phenyl group substituted with one or more substituents, which may be identical or different, selected from halogen atoms, lower alkyl groups or lower alkoxy groups,R.sub.4 denotes hydrogen or an alkyl radical orR.sub.3 and R.sub.
    Type: Grant
    Filed: June 17, 1991
    Date of Patent: January 26, 1993
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Marcel Descamps, Dino Nisato, Henri Inion, Jean Lucchetti, Jean-Marie Mahaux, Jean-Noel Vallat
  • Patent number: 5039700
    Abstract: Aminoalkoxyphenyl derivatives useful in the treatment of certain pathological syndromes of the cardiovascular system of formula: ##STR1## in which: B represents a --S--, --SO-- or --SO.sub.2 -- group,R.sub.1 and R.sub.2, which are identical or different, each denote hydrogen, a methyl or ethyl radical or a halogen,A denotes a straight- or branched-alkylene radical having from 2 to 5 carbon atoms or a 2-hydroxypropylene radical, in which the hydroxy is optionally substituted by a lower alkyl radical,R.sub.3 denotes an alkyl radical or a radical of formula:--Alk--R.sub.5in which Alk denotes a single bond or a linear- or branched-alkylene radical having from 1 to 5 carbon atoms and R.sub.5 denotes a phenyl, 2,3-methylenedioxyphenyl or 3,4-methylenedioxyphenyl radical or a phenyl group substituted with one or more substituents, which may be identical or different, selected from halogen atoms, lower alkyl groups or lower alkoxy groups,R.sub.
    Type: Grant
    Filed: March 19, 1990
    Date of Patent: August 13, 1991
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Marcel Descamps, Dino Nisato, Henri Inion, Jean Lucchetti, Jean-Marie Mahaux, Jean-Noel Vallat
  • Patent number: 5017579
    Abstract: The present invention is directed to the use of aminoalkoxyphenyl derivatives for reducing and/or controlling excessive intraocular pressure and compositions suitable for this case.
    Type: Grant
    Filed: February 6, 1989
    Date of Patent: May 21, 1991
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Marcel Descamps, Dino Nisato, Henri Inion, Jean Lucchetti, Jean-Marie Mahaux, Jean-Noel Vallat, Gerard Le Fur
  • Patent number: 4994474
    Abstract: The present invention relates to aminoalkoxyphenyl derivatives of formula: ##STR1## and its N-oxide and pharmaceutically acceptable salts, in which: B represents a--S--, --SO-- or --SO.sub.2 -- group,R.sub.1 and R.sub.2, which are identical or different, each denote hydrogen, a methyl or ethyl radial or a halogen atom,A denotes a straight-or branched-alkylene radical having from 2 to 5 carbon atoms or a 2-hydroxypropylene radial in which the hydroxy is optionally substituted by a lower alkyl radical,R.sub.3 denotes an alkkyl radical or a radical of formula:--Alk--Arin which Alk denotes a single bond or a linear- or branched-alkylene radical having from 1 to 5 carbon atoms and Ar denotes a pyridyl, phenyl, 2,3-methylenedioxyphenyl or 3,4-methylenedioxyphenyl radical or a phenyl group substituted with one or more substituents, which may be identical or different, selected from halogen atoms, lower alkyl group or lower alkoxy groups,R.sub.
    Type: Grant
    Filed: February 6, 1989
    Date of Patent: February 19, 1991
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Henri Inion
  • Patent number: 4957925
    Abstract: An aminoalkoxyphenyl compound of formula ##STR1## as well as a pharmaceutically acceptable salt of this compound.
    Type: Grant
    Filed: August 7, 1987
    Date of Patent: September 18, 1990
    Assignee: Sanofi
    Inventors: Jean Gubin, Pierre Chatelain, Marcel Descamps, Dino Nisato, Henri Inion, Jean Lucchetti, Jean-Marie Mahaux, Jean-Noel Vallat
  • Patent number: 4520026
    Abstract: Novel indolizine derivatives represented by the general formula: ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein: R represents an alkyl radical having from 1 to 8 carbon atoms, or a phenyl group non-substituted or bearing one or two substituents, selected from halogen atoms and from lower alkyl and alkoxy groups,X.sub.1 represents hydrogen, chlorine, bromine, iodine, methyl or methoxy,A represents a group selected from: ##STR2## in which X.sub.2 represents hydrogen, chlorine, bromine, iodine, methyl or methoxy and X.sub.3 represents hydrogen, chlorine, bromine, iodine or methyl,R.sub.1 represents a methyl, ethyl, n-propyl or n-butyl radical,n represents an integer in the range of 2 to 6 inclusive,with the proviso that when both X.sub.2 and X.sub.3 represent hydrogen or methyl, X.sub.1 is other than hydrogen.They are effective for treating pathological syndromes of the heart and particularly angina pectoris and cardiac arrhythmias.
    Type: Grant
    Filed: June 29, 1982
    Date of Patent: May 28, 1985
    Assignee: S. A. Labaz N.V.
    Inventors: Gilbert Rosseels, Henri Inion
  • Patent number: 4378362
    Abstract: Novel indolizine derivatives represented by the general formula: ##STR1## and the pharmaceutically acceptable acid addition salts thereof, wherein: R represents an alkyl radical having from 1 to 8 carbon atoms, or a phenyl group non-substituted or bearing one or two substituents, selected from halogen atoms and from lower alkyl and alkoxy groups,X.sub.1 represents hydrogen, chlorine, bromine, iodine, methyl or methoxy,A represents a group selected from: ##STR2## in which X.sub.2 represents hydrogen, chlorine, bromine, iodine, methyl or methoxy and X.sub.3 represents hydrogen, chlorine, bromine, iodine or methyl,R.sub.1 represents a methyl, ethyl, n-propyl or n-butyl radical,n represents an integer in the range of 2 to 6 inclusive,with the proviso that when both X.sub.2 and X.sub.3 represent hydrogen or methyl, X.sub.1 is other than hydrogen.They are effective for treating pathological syndromes of the heart and particularly angina pectoris and cardiac arrhythmias.
    Type: Grant
    Filed: February 6, 1981
    Date of Patent: March 29, 1983
    Assignee: S.A. Labaz N.V.
    Inventors: Gilbert Rosseels, Henri Inion
  • Patent number: 4012394
    Abstract: 3-Indolyl pyridyl ketones of the general formula: ##STR1## and pharmaceutically acceptable acid addition salts thereof wherein R.sub.1 representsA straight- or branched-chain saturated or unsaturated alkyl group having not more than 6 carbon atoms, a benzyl group optionally substituted in the aromatic portion by a chlorine atom or a methoxy groupOr ##STR2## wherein A represents an alkylene chain of from 2 to 6 carbon atoms and R.sub.4 and R.sub.5, which may be the same or different, are each an alkyl group having from 1 to 5 carbon atoms, or R.sub.4 and R.sub.5 are joined together to form with the nitrogen atom a piperidino, pyrrolidino or morpholino group,R.sub.2 representsA branched-or straight-chain alkyl group having from 1 to 4 carbon atoms, a phenyl group optionally substituted by a fluorine, chlorine, or bromine atom or a methoxy or cyclohexyl group; andR.sub.3 representsA 2-pyridyl, 3-pyridyl or 4-pyridyl group.They are effective as fibrinolytic and anti-inflammatory agents.
    Type: Grant
    Filed: August 4, 1975
    Date of Patent: March 15, 1977
    Assignee: Labaz
    Inventors: Marcel Descamps, Henri Inion
  • Patent number: 3946029
    Abstract: 3-Indolyl pyridyl ketones of the general formula: ##SPC1##And pharmaceutically acceptable acid addition salts thereof wherein R.sub.1 representsA straight- or branched-chain saturated or unsaturated alkyl group having not more than 6 carbon atoms, a benzyl group optionally substituted in the aromatic portion of a chlorine atom or a methoxy groupOr ##EQU1## wherein A represents an alkylene chain of from 2 to 6 carbon atoms and R.sub.4 and R.sub.5, which may be the same or different, are each an alkyl group having from 1 to 5 carbon atoms, or R.sub.4 and R.sub.5 are joined together to form with the nitrogen atom a piperidino, pyrrolidino or morpholino group,R.sub.2 representsA branched- or straight-chain alkyl group having from 1 to 4 carbon atoms, a phenyl group optionally substituted by a fluorine, chlorine, or bromine atom or a methoxy or cyclohexyl group; andR.sub.3 representsA 2-pyridyl, 3-pyridyl or 4-pyridyl group.They are effective as fibrinolytic and anti-inflammatory agents.
    Type: Grant
    Filed: January 31, 1974
    Date of Patent: March 23, 1976
    Assignee: Labaz
    Inventors: Margel Descamps, Henri Inion