Patents by Inventor Marc Fontecave
Marc Fontecave 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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Patent number: 12258667Abstract: The present disclosure relates to a method to produce an oxygen evolution reaction electrode catalyst assembly comprising a dendritic nickel foam. The method is remarkable in that it comprises the steps of (a) providing a dendritic nickel foam material; (b) etching the dendritic nickel foam material by placing it in a etch solution being an acidic aqueous solution or an aqueous solution of metal chloride and recovering an etched dendritic nickel foam with nickel dendrites showing a chimney-like structure.Type: GrantFiled: October 3, 2022Date of Patent: March 25, 2025Assignees: TOTALENERGIES ONETECH, COLLÈGE DE FRANCEInventors: Adèle Peugeot, Marc Fontecave, Charles Creissen, Moritz Wilhelm Schreiber
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Patent number: 12203180Abstract: Disclosed are surface modified electrodes, their process of preparation and their use in the electrolytic reduction of carbon dioxide and/or carbon monoxide, as well as an electrochemical cell including the electrode.Type: GrantFiled: January 29, 2020Date of Patent: January 21, 2025Assignees: PARIS SCIENCES ET LETTRES, COLLEGE DE FRANCE, CENTRE NATIONAL DE LA RECHERECHE SCIENTIFIQUEInventors: Marc Fontecave, Victor Mougel, David Wakerley, Sarah Lamaison
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Patent number: 12188138Abstract: The invention relates to a process for electrolysing carbon oxides selected from carbon monoxide and/or carbon dioxide into ethylene by means of an electrolyser comprising a cathode catalyst being a dendritic copper oxide catalyst or a dendritic copper catalyst.Type: GrantFiled: January 3, 2023Date of Patent: January 7, 2025Assignees: TOTALENERGIES ONETECH, COLLÈGE DE FRANCEInventors: Moritz Wilhelm Schreiber, Hong-Phong Duong, Ngoc Huan Tran, Marc Fontecave
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Patent number: 11661662Abstract: The present invention relates to an electrode comprising an electrically conductive substrate of which at least one portion of the surface is covered with a metal deposit of copper, the surface of said deposit being in an oxidised, sulphurised, selenised and/or tellurised form and the deposit having a specific surface area of more than 1 m2/g; a method for preparing such an electrode; and a method for oxygenising water with dioxygen involving such an electrode.Type: GrantFiled: March 31, 2017Date of Patent: May 30, 2023Assignees: Paris Sciences et Lettres, Centre National de la Recherche Scientifique (CNRS), Sorbonne UniversiteInventors: Marc Fontecave, Victor Mougel, Ngoc Huan Tran
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Publication number: 20220127736Abstract: The present invention relates to an electrolysis device comprising an anode and a cathode, wherein the anode and the cathode each are an electrode comprising an electrically conductive support of which at least a part of the surface is covered by a metal deposit of copper, wherein the surface of the metal deposit is in an oxidized, sulfurated, selenated and/or tellurized form and the metal deposit has a specific surface area greater than or equal to 1 m2/g. The present invention relates also to a method for reducing CO2 into hydrocarbons using an electrolysis device according to the invention. The method according to the invention comprises: a) providing an electrolysis device according to the invention; b) exposing the cathode of said electrolysis device to a CO2-containing aqueous catholyte solution; c) exposing the anode of said electrolysis device to an aqueous anolyte solution; and d) applying an electrical current between the anode and the cathode in order to reduce the carbon dioxide into hydrocarbons.Type: ApplicationFiled: November 21, 2019Publication date: April 28, 2022Applicants: Paris Sciences et Lettres - Quartier Latin, College de France, Centre National de la Recherche Scientifique (CNRS), Sorbonne Universite, College de FranceInventors: Marc Fontecave, Victor Mougel, Huan Tran Ngoc, Daniel Alves Dalla Corte, Sarah Lamaison, Lukas Lutz
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Publication number: 20220064804Abstract: The present invention relates to a method for CO2 electroreduction to syngas, a mixture of carbon monoxide (CO) and hydrogen (H2), using a cathode comprising an electrically conductive support of which at least a part of the surface is covered by a metal deposit of zinc and of a second metal selected from copper, gold and mixtures thereof, and being preferably copper, said metal deposit comprising at least 1 wt % of one or several phases of an alloy of zinc and of the second metal. The present invention relates also to an electrode useful for performing this method, a process for preparing such an electrode and an electrolysis device comprising such an electrode.Type: ApplicationFiled: December 19, 2019Publication date: March 3, 2022Inventors: Marc Fontecave, Victor Mougel, Huan Tran Ngoc, David Wakerley, Sarah Lamaison
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Publication number: 20220056602Abstract: The present invention relates to an electrode comprising a metal deposit of zinc and silver, a process for preparing such an electrode, an electrolysis device comprising such an electrode and a method for CO2 electroreduction to CO using such an electrode as a cathode.Type: ApplicationFiled: December 19, 2019Publication date: February 24, 2022Inventors: Marc Fontecave, Victor Mougel, David Wakerley, Sarah Lamaison
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Publication number: 20190119822Abstract: The present invention relates to an electrode comprising an electrically conductive substrate of which at least one portion of the surface is covered with a metal deposit of copper, the surface of said deposit being in an oxidised, sulphurised, selenised and/or tellurised form and the deposit having a specific surface area of more than 1 m2/g; a method for preparing such an electrode; and a method for oxygenising water with dioxygen involving such an electrode.Type: ApplicationFiled: March 31, 2017Publication date: April 25, 2019Inventors: Marc Fontecave, Victor Mougel, Ngoc Huan Tran
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Patent number: 10137435Abstract: The present invention concerns a method for the preparation of a catalyst onto a solid support of a (semi-)conductive material consisting in depositing said catalyst onto said support from a near-neutral aqueous solution containing at least one nickel or cobalt organic complex and at least one basic oxoanion, by a method selected in the group consisting of reductive electrodeposition, photochemical electrodeposition and photoelectrochemical deposition. The present invention also concerns said catalyst and uses thereof.Type: GrantFiled: April 4, 2013Date of Patent: November 27, 2018Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, UNIVERSITE JOSEPH FOURIERInventors: Vincent Artero, Marc Fontecave, Saioa Cobo, Pierre-Andre Jacques, Holger Dau, Jonathan Heidkamp
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Patent number: 9550810Abstract: The subject matter of the invention is an electroconducting nanowire, comprising an amyloid fiber which results from the self-assembling of peptides comprising a prion domain or a derivative of this domain and which is functionalized by electron transporting peptides, each comprising amino acids bound to one or more atoms of iron. Its subject matter is also a method of manufacturing this nanowire as well as the uses of said nanowire. Uses: manufacture of sensors for the detection of chemical or biological species, of nano-batteries, of radio-identification systems, of molecular memory systems, etc.Type: GrantFiled: March 6, 2012Date of Patent: January 24, 2017Assignee: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Vincent Forge, Christophe Horvath, Marc Fontecave, Nicolas Duraffourg
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Publication number: 20150090604Abstract: The present invention concerns a method for the preparation of a catalyst onto a solid support of a (semi-)conductive material consisting in depositing said catalyst onto said support from a near-neutral aqueous solution containing at least one nickel or cobalt organic complex and at least one basic oxoanion, by a method selected in the group consisting of reductive electrodeposition, photochemical electrodeposition and photoelectrochemical deposition. The present invention also concerns said catalyst and uses thereof.Type: ApplicationFiled: April 4, 2013Publication date: April 2, 2015Inventors: Vincent Artero, Marc Fontecave, Saioa Cobo, Pierre-Andre Jacques, Holger Dau, Johathan Heikamp
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Patent number: 8895207Abstract: Novel materials comprising a solid support, linker arms and metal-organic complexes, and their use for the electrocatalytic production and oxidation of H2. Such materials can be used for the production of electrodes in the field of electronics, and notably electrodes for fuel cells, electrolysers and photoelectrocatalytical (PEC) devices.Type: GrantFiled: October 20, 2009Date of Patent: November 25, 2014Assignee: Commissariat a l'Energie Atomique et aux Energies AlternativesInventors: Vincent Artero, Marc Fontecave, Serge Palacin, Alan Le Goff, Bruno Jousselme
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Publication number: 20140148575Abstract: The subject matter of the invention is an electroconducting nanowire, comprising an amyloid fibre which results from the self-assembling of peptides comprising a prion domain or a derivative of this domain and which is functionalized by electron transporting peptides, each comprising amino acids bound to one or more atoms of iron. Its subject matter is also a method of manufacturing this nanowire as well as the uses of said nanowire. Uses: manufacture of sensors for the detection of chemical or biological species, of nano-batteries, of radio-identification systems, of molecular memory systems, etc.Type: ApplicationFiled: March 6, 2012Publication date: May 29, 2014Applicant: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVESInventors: Vincent Forge, Christophe Horvath, Marc Fontecave, Nicolas Duraffourg
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Patent number: 8735594Abstract: The present invention is directed towards proposing ligands of formula: and is also directed towards a substrate at the surface of which is immobilized at least one unit of formula:Type: GrantFiled: April 20, 2011Date of Patent: May 27, 2014Assignee: Commissariat a l'Energie Atomique et Aux Energies AlternativesInventors: Pierre-Andre Jacques, Vincent Artero, Marc Fontecave, Adeline Leyris, Muriel Matheron
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Publication number: 20110294044Abstract: Novel materials comprising a solid support, linker arms and metal-organic complexes, and their use for the electrocatalytic production and oxidation of H2. Such materials can be used for the production of electrodes in the field of electronics, and notably electrodes for fuel cells, electrolysers and photoelectrocatalytical (PEC) devices.Type: ApplicationFiled: October 20, 2009Publication date: December 1, 2011Inventors: Vincent Artero, Marc Fontecave, Serge Palacin, Alan Le Goff, Bruno Jousselme
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Patent number: 7220543Abstract: The invention concerns a method for analyzing biological targets of DNA or RNA type, which comprises the following steps: a) contacting the targets to be analyzed (ICAM-20) with oligonucleotide probes (ISIS) labeled with a cofactor A of an enzyme E; b) adding, to the reaction medium, enzyme E corresponding to cofactor A and a substrate S of enzyme E, substrate S being converted by enzyme E into a compound C; c) measuring a signal representative of the activity of enzyme E on substrate S, for example the fluorescence intensity (I) of substrate S; and d) comparing this signal with the signal obtained when the oligonucleotide probes labeled with cofactor A (ISIS) are contacted with enzyme E and substrate S, under the same conditions, but in the absence of the targets, the difference between the two signals indicating the presence of complementary targets (ICAM-20) of the oligonucleotide probes.Type: GrantFiled: July 12, 2002Date of Patent: May 22, 2007Assignees: Commissariat a l'Energie Atomique, Universite Joseph Fourier (UJF)Inventors: Jean-Luc Decout, Marc Fontecave, Cécile Dueymes
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Patent number: 6861515Abstract: This invention relates to an analytical support containing a plurality of oligonucleotides fixed on this support, where each of the nucleotides is marked by a fluorescent compound that presents a variation of fluorescence on the hybridization of each marked oligonucleotide with at complementary oligonucleotide. This support makes it possible to carry out an analysis of biological targets by measuring the variation of fluorescence in order to determine the hybridization of the targets with the oligonucleotides of the support.Type: GrantFiled: February 22, 2001Date of Patent: March 1, 2005Assignees: Commissariat a l'Energie Atomique, Universite Joseph Fourier De GrenobleInventors: Marc Cuzin, Philippe Peltie, Marc Fontecave, Jean-Luc Decout, Cécile Dueymes
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Publication number: 20050042610Abstract: The invention concerns a method for analyzing biological targets of DNA or RNA type, which comprises the following steps: a) contacting the targets to be analyzed (ICAM-20) with oligonucleotide probes (ISIS) labeled with a cofactor A of an enzyme E; b) adding, to the reaction medium, enzyme E corresponding to cofactor A and a substrate S of enzyme E, substrate S being converted by enzyme E into a compound C; c) measuring a signal representative of the activity of enzyme E on substrate S, for example the fluorescence intensity (I) of substrate S; and d) comparing this signal with the signal obtained when the oligonucleotide probes labeled with cofactor A (ISIS) are contacted with enzyme E and substrate S, under the same conditions, but in the absence of the targets, the difference between the two signals indicating the presence of complementary targets (ICAM-20) of the oligonucleotide probes.Type: ApplicationFiled: July 12, 2002Publication date: February 24, 2005Inventors: Jean-Luc Decout, Marc Fontecave, Cecile Dueymes
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Publication number: 20030165914Abstract: This invention relates to an analytical support comprising a plurality of oligonucleotides fixed on this support, characterized in that each of said oligonucleotides is marked by a fluorescent compound that presents a variation of fluorescence on the hybridization of each marked oligonucleotide with a complementary oligonucleotide.Type: ApplicationFiled: August 14, 2002Publication date: September 4, 2003Inventors: Marc Cuzin, Philippe Peltie, Marc Fontecave, Jean-Luc Decout, Cecile Dueymes