Patents by Inventor Alain Pellet

Alain Pellet 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: 11078160
    Abstract: The present disclosure relates to compounds of formula (I) or a pharmaceutically acceptable salt thereof wherein R1 means a fluorine atom or a perhalogeno linear alkyl radical containing 1, 2 or 3 carbon atoms; R2 means a chlorine atom, a linear alkyl radical containing 1, 2 or 3 carbon atoms or a perhalogeno linear alkyl radical containing 1, 2 or 3 carbon atoms, and R means a hydrogen atom or a radical of formula (Ia). The present disclosure also relates to processes for their preparation as well their therapeutic uses, in particular such as for use in the treatment of malaria.
    Type: Grant
    Filed: July 4, 2018
    Date of Patent: August 3, 2021
    Assignee: SANOFI
    Inventors: Cécile Pascal, Alain Pellet, Gilles Courtemanche, Simon Campbell
  • Publication number: 20200281909
    Abstract: The present disclosure relates to compounds of formula (I) or a pharmaceutically acceptable salt thereof wherein R1 means a fluorine atom or a perhalogeno linear alkyl radical containing 1, 2 or 3 carbon atoms; R2 means a chlorine atom, a linear alkyl radical containing 1, 2 or 3 carbon atoms or a perhalogeno linear alkyl radical containing 1, 2 or 3 carbon atoms, and R means a hydrogen atom or a radical of formula (Ia). The present disclosure also relates to processes for their preparation as well their therapeutic uses, in particular such as for use in the treatment of malaria.
    Type: Application
    Filed: July 4, 2018
    Publication date: September 10, 2020
    Inventors: Cécile PASCAL, Alain PELLET, Gilles COURTEMANCHE, SIMON CAMPBELL
  • Patent number: 8993561
    Abstract: The invention relates to the nitrobenzothiazole derivatives of general formula (I): and to the use thereof for treating tuberculosis.
    Type: Grant
    Filed: November 18, 2011
    Date of Patent: March 31, 2015
    Assignee: Sanofi
    Inventor: Alain Pellet
  • Publication number: 20130245008
    Abstract: The invention relates to the nitrobenzothiazole derivatives of general formula (I): and to the use thereof for treating tuberculosis.
    Type: Application
    Filed: November 18, 2011
    Publication date: September 19, 2013
    Applicant: SANOFI
    Inventor: Alain Pellet
  • Publication number: 20120122923
    Abstract: The invention concerns dual molecules corresponding to formula (I): in which: A represents a molecular residue with antimalarial activity of formula (IIa) or (IIIa) or a residue facilitating bioavailability; B represents a cycloalkyl group potentially substituted, or B represents a bi- or tricyclic group capable of being substituted, or B represents 2 cycloalkyl groups linked together through either a single bond or an alkylene chain; m and n represent independently of one another 0, 1 or 2; R5 represents a hydrogen atom, an alkyl, cycloalkyl or C1-3-alkylene-cycloakyl group; Z1 and Z2 represent an alkyl radical, the group Z1+Z2+Ci+Cj representing a mono- or polycyclic structure, with one of the Z1 or Z2 being able to represent a single bond; R1 and R2, identical or different, represent a hydrogen atom or a functional group capable of increasing hydrosolubility; Rx and Ry forming together a cyclic peroxide including 4 to 8 links and including 1 or 2 additional oxygen atoms in the cyclic structure, possibly su
    Type: Application
    Filed: December 11, 2008
    Publication date: May 17, 2012
    Applicants: SANOFI-AVENTIS, PALUMED S.A., CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (C.N.R.S.)
    Inventors: Frederic COSLEDAN, Bernard MEUNIER, Alain PELLET
  • Patent number: 7947701
    Abstract: The invention relates to dual molecule compounds containing a peroxide derivative, to processes for the synthesis of such compounds, to pharmaceutical compositions comprising such compounds, and to methods of treatment and prevention of malaria comprising administering such compounds and such pharmaceutical compositions.
    Type: Grant
    Filed: May 12, 2006
    Date of Patent: May 24, 2011
    Assignee: Sanofi-Aventis
    Inventors: Jérôme Cazelles, Frédéric Cosledan, Bernard Meunier, Alain Pellet
  • Publication number: 20070021423
    Abstract: The invention relates to dual molecule compounds containing a peroxide derivative, to processes for the synthesis of such compounds, to pharmaceutical compositions comprising such compounds, and to methods of treatment and prevention of malaria comprising administering such compounds and such pharmaceutical compositions.
    Type: Application
    Filed: May 12, 2006
    Publication date: January 25, 2007
    Applicants: Centre National de la Recherche Scientifique, Palumed S.A., sanofi-aventis
    Inventors: Jerome Cazelles, Frederic Cosledan, Bernard Meunier, Alain Pellet
  • Patent number: 5714497
    Abstract: The subject of the invention is the compounds of formula I ##STR1## in which Ar.sub.1 represents naphtyl, phenyl, quinolyl or isoquinolyl optionally substituted;Ar.sub.2 represents a phenyl or thienyl optionally substituted;R.sub.1, R.sub.2 and R'.sub.2 are independently of each other, H or (C.sub.1 -C.sub.4)alkyl;R.sub.1 represents nothing and N is attached to Ar.sub.2, and optionally R.sub.2 and R'.sub.2 form a double bond;or R.sub.1 or R.sub.2 is attached to Ar.sub.2 and represents a (C.sub.1 -C.sub.3)alkylene;R.sub.3 and R.sub.4, which are identical or different, represent H, (C.sub.1 -C.sub.4)alkyl or form, with the nitrogen atom to which they are attached, a (C.sub.5 -C.sub.7) saturated heterocycle selected from pyrrolidine, piperidine and hexahydroazepine;Z.sub.1 represents a (C.sub.1 -C.sub.12)alkylene, optionally interrupted or extended by a (C.sub.5 -C.sub.7)cycloalkyl or phenyl.
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: February 3, 1998
    Assignee: SANOFI
    Inventors: Bernard Christophe, Loic Foulon, Alain Pellet, Claudine Serradeil-Le-Gal, Gerard Valette
  • Patent number: 5674890
    Abstract: A compound of formula I ##STR1## in which Ar.sub.1 is naphthyl and phenyl, quinolyl or isoquinolyl optionally substituted; Ar.sub.2 is phenyl or thienyl optionally substituted; R.sub.1, R.sub.2 and R'.sub.2 are independently of each other H or (C.sub.1 -C.sub.4)alkyl or R.sub.1 represents a bond and N is covalently bonded to Ar.sub.2, and optionally R.sub.2 and R'.sub.2 form a double bond, or R.sub.1 or R.sub.2 is covalently bonded to Ar.sub.2 and represents a (C.sub.1 -C.sub.3 )alkylene; R.sub.3 and R.sub.4 are independently of each other H or (C.sub.1 -C.sub.4)alkyl or form, with the nitrogen atom to which they are attached pyrrolidine, ppiperidine, or hexahydroazepine; Z.sub.1 represents (C.sub.1 -C.sub.12)alkylene, optionally interrupted by a radical selected from the group consisting of (C.sub.5 -C.sub.7)cycloalkyl and phenyl or substituted with a radical selected from the group consisting of (C.sub.5 -C.sub.7)cycloalkyl and phenyl; Q.sub.1 is selected from the group consisting of methyl, amino, (C.sub.
    Type: Grant
    Filed: January 4, 1996
    Date of Patent: October 7, 1997
    Assignee: Sanofi
    Inventors: Bernard Christophe, Loic Foulon, Alain Pellet, Claudine Serradeil-Le Gal, Gerard Valette
  • Patent number: 5506258
    Abstract: The subject of the invention is the compounds of formula I ##STR1## in which Ar.sub.1 represents naphtyl, phenyl, quinolyl or isoquinolyl optionally substituted;Ar.sub.2 represents a phenyl or thienyl optionally substituted;R.sub.1, R.sub.2 and R'.sub.2 are independently of each other, H or (C.sub.1 -C.sub.4)alkyl;R.sub.1 represents nothing and N is attached to Ar.sub.2, and optionally R.sub.2 and R'.sub.2 form a double bond; or R.sub.1 or R.sub.2 is attached to Ar.sub.2 and represents a (C.sub.1 -C.sub.3)alkylene;R.sub.3 and R.sub.4, which are identical or different, represent H, (C.sub.1 -C.sub.4)alkyl or form, with the nitrogen atom to which they are attached, a (C.sub.5 -C.sub.7) saturated heterocycle selected from pyrrolidine, piperidine and hexahydroazepine;Z.sub.1 represents a (C.sub.1 -C.sub.12)alkylene, optionally interrupted or extended by a (C.sub.5 -C.sub.7)cycloalkyl or phenyl;Q.sub.1 represents methyl, amino, alkoxycarbonylamino, alkylamino, dialkylamino, a (C.sub.5 -C.sub.
    Type: Grant
    Filed: February 14, 1994
    Date of Patent: April 9, 1996
    Assignee: ELF Sanofi
    Inventors: Bernard Christophe, Loic Foulon, Alain Pellet, Claudine Serradeil-Le Gal, Gerard Valette