Patents by Inventor Pierre Lestage

Pierre Lestage 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).

  • 2-(1H) quinolinone compounds
    Patent number: 5776949
    Abstract: A compound of formula (I): ##STR1## in which: R.sub.1, R.sub.2, R.sub.3, which are identical or different, represent hydrogen, halogen, alkyl, nitro, cyano, aminosulfonyl, imidazolyl, or pyrrolyl, or alternatively, when two of them are situated on adjacent carbons, may form with the carbon atoms to which they are attached a benzene ring on C.sub.3 -C.sub.7 cyloalkylR.sub.4 represents hydroxyl, alkoxy, phenoxy, or amino,their isomers as well as their addition salts with a pharmaceutically-acceptable base, and medicinal products containing the same which are useful as inhibitors of the the pathological phenomena linked to hyperactivation of the neurotransmission pathways by the excitatory amino acids.
    Type: Grant
    Filed: July 10, 1997
    Date of Patent: July 7, 1998
    Assignee: Adir et Compagnie
    Inventors: Alex Cordi, Patrice Desos, Jean Lepagnol, Philippe Morain, Pierre Lestage
  • Benzopyrrolizinoquinolizinones
    Patent number: 5622957
    Abstract: A compound selected from those of general formula (I): ##STR1## wherein A represents a bivalent radical ##STR2## and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.6, R.sub.7, R.sub.8, R.sub.9 and Z are as defined in the description,the isomers and pharmaceutically-acceptable acid or base addition salts thereof, and medicinal products containing the same which are useful in the treatment of depression and anxiety.
    Type: Grant
    Filed: May 3, 1995
    Date of Patent: April 22, 1997
    Assignee: Adir et Compagnie
    Inventors: Jean-Daniel Brion, Claude Thal, Luc Demuynck, Jean-Gilles Parmentier, Jean Lepagnol, Pierre Lestage, Jean-Fran.cedilla.ois Pujol, Pascal Schmitt, Pierre Potier
  • EburnanE analogues
    Patent number: 5602131
    Abstract: A compound selected from those of general formula (I): ##STR1## wherein A represents a bivalent radical selected from ##STR2## and R.sub.1, R.sub.2, R.sub.3, R.sub.4, R.sub.5, R.sub.6, R.sub.7, R.sub.8, R.sub.9 and Z are as defined in the description,the isomers and pharmaceutically-acceptable acid or base addition salts thereof, and medicinal products containing the same which are useful in the treatment of depression and anxiety.
    Type: Grant
    Filed: December 13, 1994
    Date of Patent: February 11, 1997
    Assignee: Adir et Compagnie
    Inventors: Jean-Daniel Brion, Claude Thal, Luc Demuynck, Jean-Gilles Parmentier, Jean Lepagnol, Pierre Lestage, Jean-Fran.cedilla.ois Pujol, Pascal Schmitt, Pierre Potier
  • Morpholine compounds, compositions and use
    Patent number: 5026701
    Abstract: New morpholine compounds of the formula: ##STR1## in which: X, bonded to the aromatic nucleus, represents halogen or trifluoromethyl and R' represents hydrogen, (C.sub.1 -C.sub.5)alkyl optionally including a double bond, or aralkyl; in racemic and enantiomeric forms, and physiologically tolerable acid addition salts theroef.These compounds and their physiologically tolerable salts can be used therapeutically especially in the treatment of ischaemic syndromes and cerebral ageing.
    Type: Grant
    Filed: October 25, 1990
    Date of Patent: June 25, 1991
    Assignee: Adir et Compagnie
    Inventors: Gilbert Regnier, Claude Guillonneau, Jean Lepagnol, Pierre Lestage