Patents by Inventor Daniel Lesieur

Daniel Lesieur 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: 5534511
    Abstract: The invention relates to a compound selected from those of formula (I): ##STR1## in which R.sub.1, R.sub.2, R.sub.3, X and n are as defined in the description, the optical isomers thereof, and the addition salts thereof with a pharmaceutically acceptable acid or base and medicinal product containing the same, useful for treating a mammal afflicted with a pathology associated with the sigma receptors.
    Type: Grant
    Filed: March 21, 1995
    Date of Patent: July 9, 1996
    Assignee: Adir et Compagnie
    Inventors: Ange Mouithys-Mickalad, Patrick Depreux, Daniel Lesieur, Gerard Adam, Daniel-Henri Caignard, Pierre Renard, Marie-Claire Rettori
  • Patent number: 5449689
    Abstract: A compound selected from those of formula (I): ##STR1## in which the meanings of R, R.sub.1, R.sub.2 and X are as defined in the specification, andmedicinal products containing the same which are useful in treating or in preventing a disorder of the melatoninergic system.
    Type: Grant
    Filed: December 20, 1994
    Date of Patent: September 12, 1995
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Said Yous, Patrick Depreux, Gerard Adam, Pierre Renard, Bruno Pfeiffer, Beatrice Guardiola-Lemaitre
  • Patent number: 5449690
    Abstract: A compound selected from those of formula (I): ##STR1## in which the meanings of R, R.sub.1, R.sub.2 and X are as defined in the specification, and medicinal products containing the same which are useful in treating or in preventing a disorder of the melatoninergic system.
    Type: Grant
    Filed: December 20, 1994
    Date of Patent: September 12, 1995
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Said Yous, Patrick DePreux, Gerard Adam, Pierre Renard, Bruno Pfeiffer, Beatrice Guardiola-Lemaitre
  • Patent number: 5420158
    Abstract: The invention relates to a compound selected from those of general formula (I): ##STR1## in which R, R.sub.1, R.sub.2 and R.sub.3 are as defined in the specification, an optical isomer, and an addition salt thereof with a pharmaceutically-acceptable base.Medicinal product which is useful in the treatment of disorders linked to abnormal melatonin activity.
    Type: Grant
    Filed: March 23, 1993
    Date of Patent: May 30, 1995
    Assignee: Adir et Compagnie
    Inventors: Said Yous, Daniel Lesieur, Patrick Depreux, Beatrice Guardiola-Lemaitre, Gerard Adam, Pierre Renard, Daniel H. Caignard
  • Patent number: 5389683
    Abstract: A compound selected from those of formula (I): ##STR1## in which the meanings of R, R.sub.1, R.sub.2 and X are as defined in the specification, andmedicinal products containing the same which are in treating or in preventing a disorder of the melatoninergic system.
    Type: Grant
    Filed: August 14, 1992
    Date of Patent: February 14, 1995
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Said Yous, Patrick Depreux, Gerard Adam, Pierre Renard, Bruno Pfeiffer, Beatrice Guardiola-Lemaitre
  • Patent number: 5387586
    Abstract: The invention relates to a compound selected from those of formula (I): ##STR1## wherein Ar, n, B and A are as defined in the description, to their optical isomers, and to their addition salts there of with a pharmaceutically-acceptable acid or base.Medicinal product which is useful for treating pain and treating or preventing pathologies which require psychotropic agents.
    Type: Grant
    Filed: March 4, 1994
    Date of Patent: February 7, 1995
    Assignee: Adir et Compagnie
    Inventors: Ousmane Diouf, Daniel Lesieur, Patrick Depreux, Beatrice Guardiola-Lemaitre, Daniel-Henri Caignard, Pierre Renard, Gerard Adam
  • Patent number: 5385944
    Abstract: A compound selected from those of formula (I): ##STR1## in which the meanings of R, R.sub.1, R.sub.2 and X are defined in the specification, andmedicinal products containing the same which are useful in treating or in preventing a disorder of the melatoninergic system.
    Type: Grant
    Filed: April 27, 1993
    Date of Patent: January 31, 1995
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Said Yous, Patrick Depreux, Gerard Adam, Pierre Renard, Bruno Pfeiffer, Beatrice Guardiola-Lemaitre
  • Patent number: 5380750
    Abstract: The invention relates to a compound selected from those of formula (I): ##STR1## in which Ar', R.sub.1 and R.sub.2 are as defined in the specification, an optical isomer,and an addition salt thereof with a pharmaceutically-acceptable acid or base.Medicinal product which is useful in treating or in preventing a disorder of the melatoninergic system.
    Type: Grant
    Filed: July 19, 1993
    Date of Patent: January 10, 1995
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Said Yous, Patrick Depreux, Jean Andrieux, Gerard Adam, Daniel H. Caignard, Beatrice Guardiola
  • Patent number: 5332759
    Abstract: The invention relates to compounds of the general formula (I): ##STR1## wherein R.sub.3 represents a group ##STR2## R.sub.1, R.sub.2, R.sub.6, R.sub.7 being as defined in the description. Medicinal product useful in treating a disorder due to vasodilatation of the vascular system.
    Type: Grant
    Filed: January 21, 1993
    Date of Patent: July 26, 1994
    Assignee: Adir et Compagnie
    Inventors: Patrick Depreux, Daniel Lesieur, Habib Abdellaoui, Beatrice Guardiola, Gerard Adam, Pierre Renard, Bruno Pfeiffer
  • Patent number: 5318994
    Abstract: Compounds of the formula: ##STR1## in which: A represents ##STR2## R represents linear or branched lower alkyl, R.sub.1 represents hydrogen or linear or branched lower alkyl, andR.sub.2 represents aryl or lower arylalkyl or aryl or lower arylalkyl substituted by lower alkyl, lower alkoxy, trifluoromethyl, or halogen, aryl means phenyl or naphthyl, as well as optical isomers, epimers and diastereoisomers and addition salts thereof with a pharmaceutically-acceptable acid, lower alkyl and lower alkoxy having 1 to 6 carbon atoms inclusive, andmedicaments containing the same which are useful for the treatment of disorders of the melatoninergic system.
    Type: Grant
    Filed: November 3, 1992
    Date of Patent: June 7, 1994
    Assignee: Adir et Compagnie
    Inventors: Jean Andrieux, Raymond Houssin, Said Yous, Beatrice Guardiola, Daniel Lesieur
  • Patent number: 5308866
    Abstract: The invention relates to a compound selected from those of formula (I): ##STR1## in which Ar', R.sub.1 and R.sub.2 are as defined in the specification, an optical isomer,and an addition salt thereof with a pharmaceutically-acceptable acid or base.Medicinal product which is useful in treating or in preventing a disorder of the melatoninergic system.
    Type: Grant
    Filed: July 19, 1993
    Date of Patent: May 3, 1994
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Said Yous, Patrick Depreux, Jean Andrieux, Gerard Adam, Daniel H. Caignard, Beatrice Guardiola
  • Patent number: 5276051
    Abstract: The invention relates to a compound selected from those of formula (I): ##STR1## in which Ar', R.sub.1 and R.sub.2 are as defined in the specification, an optical isomer,and an addition salt thereof with a pharmaceutically-acceptable acid or base.Medicinal product which is useful in treating or in preventing a disorder of the melatoninergic system.
    Type: Grant
    Filed: August 12, 1992
    Date of Patent: January 4, 1994
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Said Yous, Patrick Depreux, Jean Andrieux, Gerard Adam, Daniel H. Caignard, Beatrice Guardiola
  • Patent number: 5246951
    Abstract: Compounds of general formula (I): ##STR1## where R.sub.1, R.sub.2, R.sub.4, A and B are defined in the description. Medicinal products.
    Type: Grant
    Filed: November 22, 1991
    Date of Patent: September 21, 1993
    Assignee: Adir et Compagnie
    Inventors: Vincent Galet, Marie-Pierre Vaccher, Daniel Lesieur, Pierre Renard, Daniel H. Caignard, Jean-Francois Renaud de la Faverie, Gerard Adam
  • Patent number: 5240949
    Abstract: Compounds of general formula (I): ##STR1## in which: R.sub.1 represents a hydrogen atom or a lower alkyl group,R.sub.2 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted thienyl, furyl, pyrrolyl or pyridinyl group,X represents a hydrogen atom,Y represents a hydroxyl group,or else X and Y together represent an oxygen atom, their enantiomers, diastereoisomers and epimers. Medicaments.
    Type: Grant
    Filed: March 27, 1992
    Date of Patent: August 31, 1993
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Charles Lespagnol, Said Yous
  • Patent number: 5225442
    Abstract: Compounds of general formula: ##STR1## in which A and R are defined in the description. Medicaments containing the same and useful for the treatment of melatoninergic disorders.
    Type: Grant
    Filed: January 3, 1992
    Date of Patent: July 6, 1993
    Assignee: Adir et Compagnie
    Inventors: Jean Andrieux, Raymond Houssin, Said Yous, Beatrice Guardiola, Daniel Lesieur
  • Patent number: 5194614
    Abstract: Compounds of general formula: ##STR1## in which A and R are defined in the description.
    Type: Grant
    Filed: February 26, 1991
    Date of Patent: March 16, 1993
    Assignee: Adir et Compagnie
    Inventors: Jean Andrieux, Raymond Houssin, Said Yous, Beatrice Guardiola, Daniel Lesieur
  • Patent number: 5182278
    Abstract: Compounds of general formula (I): ##STR1## in which: R.sub.1 denotes a hydrogen atom or a lower alkyl optionally substituted with a hydroxyl group,R.sub.2 and R.sub.3 :a- identical or different, denote a hydrogen atom, a lower alkyl, a lower alkenyl, a substituted or unsubstituted aryl, a substituted or unsubstituted (lower alkyl)aryl,b- are such that they form, with the nitrogen which carries them, a saturated or unsaturated, mono- or bicyclic heterocyclic system containing at most 3 hetero atoms per ring, substituted or unsubstituted, with the exception of 1-arylpiperazine systems,X denotes a hydrogen atom,Y denotes a hydrogen atom or a hydroxyl,or alternatively X and Y denote an oxygen atom, provided thatR.sub.1 is then other than a methyl group,Z denotes a hydrogen atom or forms a .pi.
    Type: Grant
    Filed: July 29, 1991
    Date of Patent: January 26, 1993
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Charles Lespagnol, Jacqueline Bonnet
  • Patent number: 5179091
    Abstract: Compounds of general formula (I): in which: ##STR1## R.sub.1, X, Y, Z, T, R.sub.2, R.sub.3 and R.sub.4 are defined in the description. Medicinal products.
    Type: Grant
    Filed: June 3, 1991
    Date of Patent: January 12, 1993
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Daniel H. Caignard, Isabelle Lesieur, Michelle Devissaguet, Beatrice Guardiola
  • Patent number: 5166353
    Abstract: Compounds of general formula(I): ##STR1## in which: R.sub.1 represents a hydrogen atom or a lower alkyl group,R.sub.2 represents a substituted or unsubstitutes alkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted thienyl, furyl, pyrrolyl or pyridinyl group,X represents a hydrogen atom,Y represents a hydroxyl group,or else X and Y together represent an oxygen atom, their enantiomers, diastereoisomers and epimers. Medicaments.
    Type: Grant
    Filed: May 15, 1991
    Date of Patent: November 24, 1992
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Charles Lespagnol, Said Yous
  • Patent number: 5162350
    Abstract: Compounds of general formula (I): ##STR1## in which: R.sub.1 represents a hydrogen atom or a lower alkyl group,R.sub.2 represents a substituted or unsubstituted alkyl group, a substituted or unsubstituted aryl group, a substituted or unsubstituted alkenyl group, a substituted or unsubstituted thienyl, furyl, pyrrolyl or pyridinyl group,X represents a hydrogen atom,Y represents a hydroxyl group,or else X and Y together represent an oxygen atom, their enantiomers, diastereoisomers and epimers. Medicaments.
    Type: Grant
    Filed: April 27, 1990
    Date of Patent: November 10, 1992
    Assignee: Adir et Compagnie
    Inventors: Daniel Lesieur, Charles Lespagnol, Said Yous