Patents by Inventor Serge Cosnier
Serge Cosnier 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).
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Publication number: 20240105979Abstract: An electrode including a storage film. The storage film includes a layer of a support material including at least one inclusion in which a compound of interest is stored and a wall of permeable sealing material sealing the at least one inclusion. The storage film further includes a porous layer covering, at least in part, the wall of sealing material, at least a portion of a surface of the porous layer constituting an active surface of the electrode.Type: ApplicationFiled: December 8, 2021Publication date: March 28, 2024Inventors: Serge COSNIER, Stefan MC MURTRY, Omar EL MAZRIA, Hanna RIAHI, Yannig NEDELLEC
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Publication number: 20230361329Abstract: A biocell having an electrochemical cell. The electrochemical cell includes an anode, a first cathode and a second cathode, and first and second porous separator membranes, wherein the first membrane is placed between a first contact surface of the anode and a first surface of the first cathode, and wherein the second membrane is placed between a second contact surface of the anode and a first surface of the second cathode.Type: ApplicationFiled: February 26, 2021Publication date: November 9, 2023Applicants: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, INSTITUT POLYTECHNIQUE DE GRENOBLE, UNIVERSITÉ GRENOBLE ALPESInventors: Michaël HOLZINGER, Jules HAMMOND, Andrew GROSS, Jean-Francis BLOCH, Serge COSNIER
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Patent number: 11769894Abstract: The invention relates to a biocell (1) with a biofuel reservoir intended to be brought into contact with a liquid medium and with a fluid medium comprising an oxidant. Said biocell comprises a first electrochemical cell having: an anode (5) comprising a first enzyme capable of catalyzing the oxidation of the biofuel; —a cathode (7) comprising a second enzyme capable of catalyzing the reduction of the oxidant; and —a separating and porous membrane (3), electrically insulating, and permeable to said liquid medium, placed between the anode (5) and the cathode (7). Said biocell (1) being characterized in that it comprises a means for storing the biofuel (3) and for providing the liquid medium to the anode (5), said means comprising a hydrophilic porous material in contact with said anode (5)) and having a basis weight of 500 to 900 g/m2.Type: GrantFiled: May 31, 2019Date of Patent: September 26, 2023Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITÉ GRENOBLE ALPES, ECOLE CENTRALE DE LYON, UNIVERSITÉ CLAUDE BERNARD LYON 1Inventors: Alan Le Goff, Yannig Nedellec, Caroline Abreu, Serge Cosnier, Michaël Holzinger
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Patent number: 11337627Abstract: The invention concerns a bioelectrode and a device comprising same, for detecting or oxidising glucose. The bioelectrode of the invention comprises a layer of carbon nano tubes to which aromatic molecules are bonded, and FAD-GDH enzymes being adsorbed on the aromatic molecules. The invention applies to the field of biosensors and biofuel cells in particular.Type: GrantFiled: December 19, 2017Date of Patent: May 24, 2022Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE GRENOBLE ALPESInventors: Fabien Giroud, Andrew Gross, Serge Cosnier
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Publication number: 20220123342Abstract: The invention relates to a biocell (1) with a biofuel reservoir intended to be brought into contact with a liquid medium and with a fluid medium comprising an oxidant. Said biocell comprises a first electrochemical cell having: an anode (5) comprising a first enzyme capable of catalyzing the oxidation of the biofuel;—a cathode (7) comprising a second enzyme capable of catalyzing the reduction of the oxidant; and—a separating and porous membrane (3), electrically insulating, and permeable to said liquid medium, placed between the anode (5) and the cathode (7).Type: ApplicationFiled: May 31, 2019Publication date: April 21, 2022Inventors: Alan LE GOFF, Yannig NEDELLEC, Caroline ABREU, Serge COSNIER, Michaël HOLZINGER
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Publication number: 20210249676Abstract: The invention relates to a biocell (1) with a biofuel reservoir intended to be brought into contact with a liquid medium and with a fluid medium comprising an oxidant. Said biocell comprises a first electrochemical cell having: an anode (5) comprising a first enzyme capable of catalyzing the oxidation of the biofuel;—a cathode (7) comprising a second enzyme capable of catalyzing the reduction of the oxidant; and—a separating and porous membrane (3), electrically insulating, and permeable to said liquid medium, placed between the anode (5) and the cathode (7).Type: ApplicationFiled: May 31, 2019Publication date: August 12, 2021Inventors: Alan LE GOFF, Yannig NEDELLEC, Caroline ABREU, Serge COSNIER, Michaël HOLZINGER
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Publication number: 20210050613Abstract: The invention relates to a bioelectrode comprising a conductive material, on the surface of which are deposited carbon nanotubes, a redox mediator based on pyrene or a derivative thereof, oxidized in-situ, and an enzyme capable of catalyzing the glucose oxidation. The invention also relates to a process for producing such a bioelectrode, and to the uses thereof.Type: ApplicationFiled: March 15, 2019Publication date: February 18, 2021Inventors: Michaël HOLZINGER, Pierre-Yves BLANCHARD, Alan LE GOFF, Serge COSNIER
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Patent number: 10522841Abstract: An electrochemical reactor block including at least two pellets cut out of a flexible conductive film including chains of a linear polymer, carbon nanotubes being bound to each of the chains by pi-pi interaction, a catalyst agent selected from the group including enzymes, metal catalysts, macrocyclic catalysts, and redox mediators being trapped between the pellets.Type: GrantFiled: September 14, 2016Date of Patent: December 31, 2019Assignee: UNIVERSITE GRENOBLE ALPESInventors: Serge Cosnier, Raoudha Haddad
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Publication number: 20190328288Abstract: The invention concerns a bioelectrode and a device comprising same, for detecting or oxidising glucose. The bioelectrode of the invention comprises a layer of carbon nano tubes to which aromatic molecules are bonded, and FAD-GDH enzymes being adsorbed on the aromatic molecules. The invention applies to the field of biosensors and biofuel cells in particular.Type: ApplicationFiled: December 19, 2017Publication date: October 31, 2019Inventors: Fabien GIROUD, Andrew GROSS, Serge COSNIER
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Publication number: 20180287166Abstract: An electrochemical reactor block including at least two pellets cut out of a flexible conductive film including chains of a linear polymer, carbon nanotubes being bound to each of the chains by pi-pi interaction, a catalyst agent selected from the group including enzymes, metal catalysts, macrocyclic catalysts, and redox mediators being trapped between the pellets.Type: ApplicationFiled: September 14, 2016Publication date: October 4, 2018Applicant: Universite Grenoble-AlpesInventors: Serge Cosnier, Raoudha Haddad
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Patent number: 9941522Abstract: A supercapacitor to be submerged in a medium containing a biological material and an oxidant, wherein the anode comprises a first enzyme that can catalyse the oxidation of the biological material and the cathode comprises a second enzyme that can catalyse the reduction of the oxidant, and wherein each of the anode and cathode electrodes consists of a solid agglomerate of a conductive material mixed with the first or the second enzyme, said agglomerate having a specific surface that is larger than or equal to 20 m2/g and an average pore size varying between 0.7 nm and 10 pm.Type: GrantFiled: March 4, 2014Date of Patent: April 10, 2018Assignee: Universite Joseph FourierInventors: Serge Cosnier, Michael Holzinger, Alan Le Goff, Charles Agnes
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Publication number: 20160006039Abstract: A supercapacitor to be submerged in a medium containing a biological material and an oxidant, wherein the anode comprises a first enzyme that can catalyse the oxidation of the biological material and the cathode comprises a second enzyme that can catalyse the reduction of the oxidant, and wherein each of the anode and cathode electrodes consists of a solid agglomerate of a conductive material mixed with the first or the second enzyme, said agglomerate having a specific surface that is larger than or equal to 20 m2/g and an average pore size varying between 0.7 nm and 10 pm.Type: ApplicationFiled: March 4, 2014Publication date: January 7, 2016Applicants: Centre National de la Recherche Scientifique, Universite Joseph FourierInventors: Serge COSNIER, Michael HOLZINGER, Alan LE GOLF, Charles AGNES
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Patent number: 9017884Abstract: A biofuel cell intended to be immersed into a liquid medium containing a sugar and oxygen, wherein the anode includes an enzyme capable of catalyzing the oxidation of the sugar and a redox mediator of low redox potential capable of exchanging electrons with the anode enzyme and the cathode includes an enzyme capable of catalyzing the reduction of oxygen and a redox mediator of high redox potential capable of exchanging electrons with the cathode enzyme. Each of the anode and cathode electrodes is formed of a solid agglomerate of a conductive material mixed with the appropriate enzyme and redox mediator and is solid with an electrode wire.Type: GrantFiled: November 11, 2010Date of Patent: April 28, 2015Assignee: Universite Joseph FourierInventors: Philippe Cinquin, Chantal Gondran, Fabien Giroud, Serge Cosnier
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Patent number: 8962196Abstract: A novel cell including first and second chambers containing a solvent and separated by a wall permeable to the solvent and impermeable to hydronium and/or hydroxyl ions; a first electrode in the first chamber; a second electrode in the second chamber; a first redox couple in the first chamber comprising a first oxidizer and a first reducer taking part in first oxidation-reduction reactions resulting in an electron exchange with the first electrode; a second redox couple in the second chamber comprising a second oxidizer and a second reducer taking part in second oxidation-reduction reactions resulting in an electron exchange with the second electrode, the wall being impermeable to the first and second redox couples; and first enzymes or first microorganisms placed in the first or second chamber and promoting a third oxidation-reduction reaction resulting transforming a first substance to a second substance comprising acid or alkaline species.Type: GrantFiled: April 9, 2009Date of Patent: February 24, 2015Assignees: Universite Joseph Fourier, Centre National de la Recherche Scientifique, InstitutNational des Sciences Appliquees de ToulouseInventors: Aymeric Pellissier, Chantal Gondran, Francois Lenouvel, Philippe Cinquin, Serge Cosnier, Stephane Mathe
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Publication number: 20130284596Abstract: The invention relates to a biopile electrode or biosensor electrode intended to be immersed in a liquid medium containing a target and an oxidizer, respectively a reducer, in which the anode comprises an enzyme able to catalyse the oxidation of a target, and the cathode comprises an enzyme able to catalyse the reduction of the oxidizer, and in which each of the anode electrode and cathode electrode consists of a solid agglomeration of carbon nanotubes mixed with the enzyme, and is secured to an electrode wireType: ApplicationFiled: August 18, 2011Publication date: October 31, 2013Applicants: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE JOSEPH FOURIERInventors: Abdelkader Zebda, Alan Le Goff, Michael Holzinger, Serge Cosnier
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Publication number: 20110250510Abstract: A biofuel cell intended to be immersed into a liquid medium containing a sugar and oxygen, wherein the anode includes an enzyme capable of catalyzing the oxidation of the sugar and a redox mediator of low redox potential capable of exchanging electrons with the anode enzyme and the cathode includes an enzyme capable of catalyzing the reduction of oxygen and a redox mediator of high redox potential capable of exchanging electrons with the cathode enzyme. Each of the anode and cathode electrodes is formed of a solid agglomerate of a conductive material mixed with the appropriate enzyme and redox mediator and is solid with an electrode wire.Type: ApplicationFiled: November 11, 2010Publication date: October 13, 2011Applicant: Universite Joseph FourierInventors: Philippe CINQUIN, Chantal GONDRAN, Fabien GIROUD, Serge COSNIER
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Publication number: 20110135967Abstract: A novel cell including first and second chambers containing a solvent and separated by a wall permeable to the solvent and impermeable to hydronium and/or hydroxyl ions; a first electrode in the first chamber; a second electrode in the second chamber; a first redox couple in the first chamber comprising a first oxidizer and a first reducer taking part in first oxidation-reduction reactions resulting in an electron exchange with the first electrode; a second redox couple in the second chamber comprising a second oxidizer and a second reducer taking part in second oxidation-reduction reactions resulting in an electron exchange with the second electrode, the wall being impermeable to the first and second redox couples; and first enzymes or first microorganisms placed in the first or second chamber and promoting a third oxidation-reduction reaction resulting transforming a first substance to a second substance comprising acid or alkaline species.Type: ApplicationFiled: April 9, 2009Publication date: June 9, 2011Applicants: Universite Joseph Fourier, Centre National De La Recherche Scientifique, Institut National Des Sciences Appliquees De ToulouseInventors: Aymeric Pellissier, Chantal Gondran, Francois Lenouvel, Philippe Cinquin, Serge Cosnier, Stephane Mathe
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Patent number: 7947836Abstract: The invention relates biosensor comprising a conductive or semi-conductive support and an intercalator polymer, wherein the intercalator polymer comprises monomer units of formula (I) wherein P is an electropolymerizable moiety selected among the group consisting in pyrrole, acetylene, phenol, aniline, thiophene, carbazole and azulene; Sp is a spacer, and Im is an intercalator. The invention also relates to a method for the detection of a DNA sequence with the biosensor, comprising the steps of: hybridizing the DNA sequence with a DNA probe for forming a dsDNA incubating the biosensor with the dsDNA for anchoring the dsDNA to the intercalator detecting the quantity of dsDNA on the biosensor.Type: GrantFiled: July 2, 2007Date of Patent: May 24, 2011Assignees: Universite Joseph Fourier - Grenoble 1, Ben-Gurion University of the Negev Research and Development Authority, Centre National de la Recherche Scientifique - CNRSInventors: Serge A. Cosnier, Robert S. Marks, Elena R. Ionescu
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Publication number: 20110068012Abstract: The invention relates biosensor comprising a conductive or semi-conductive support and an intercalator polymer, wherein the intercalator polymer comprises monomer units of formula (I) wherein P is an electropolymerizable moiety selected among the group consisting in pyrrole, acetylene, phenol, aniline, thiophene, carbazole and azulene; Sp is a spacer, and Im is an intercalator. The invention also relates to a method for the detection of a DNA sequence with the biosensor, comprising the steps of: hybridizing the DNA sequence with a DNA probe for forming a dsDNA incubating the biosensor with the dsDNA for anchoring the dsDNA to the intercalator detecting the quantity of dsDNA on the biosensor.Type: ApplicationFiled: July 2, 2007Publication date: March 24, 2011Inventors: Serge A. Cosnier, Robert S. Marks, Elena R. Ionescu
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Publication number: 20100330370Abstract: The disclosure concerns an aqueous composition comprising carbon nanotubes and a surfactant, characterized in that the carbon nanotubes are single-wall hydrophobic nanotubes and in that the surfactant is chosen among electropolymerizable surfactant monomers of formula (I): X—Y—Z ??(I) wherein: X is an electropolymerizable moiety selected from the group consisting of pyrrole, acetylene, phenol, aniline, thiophene, carbazole, indole and azulene Y is a hydrophobic hydrocarbon chain and Z is a polar group selected from the group consisting of quaternary ammonium salts, alkylphosphonates and sulfonates. The disclosure also relates to a method for the preparation of an aqueous composition as described above, comprising the following steps: i) solubilisation of the surfactant monomer ii) addition of the single-wall carbon nanotubes in the aqueous solution comprising said surfactant monomer, (iii) sonication of the resulting solution, and, optionally (iv) addition of a protein.Type: ApplicationFiled: January 28, 2009Publication date: December 30, 2010Applicants: Universite Joseph Fourier-Grenoble, Centre National de la Recherche Scientifique (CNRS)Inventors: Serge Cosnier, Michael Holzinger, Elena Rodica Ionescu