Patents Assigned to Universite de Poitiers
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Publication number: 20240081729Abstract: A sleep analyzer, method and system with reduced invasiveness and limited human intervention to monitor sleep in an intensive healthcare unit.Type: ApplicationFiled: January 19, 2023Publication date: March 14, 2024Applicants: INSTITUT NATIONAL DE LA SANTÉ ET DE LA RECHERCHE MÉDICALE (INSERM), CENTRE HOSPITALIER UNIVERSITAIRE DE POITIERS, UNIVERSITE DE POITIERS, SOMNO ENGINEERING SASInventors: Xavier DROUOT, Maud Nicol DE LA BELLEISSUE
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Patent number: 11819492Abstract: The present invention relates to a compound of the following general formula (I): or a pharmaceutically acceptable salt and/or solvate thereof, for use as drug, particularly intended for inhibiting a programmed cell death route selected from the group consisting of ferroptosis, oxytosis and cellular necroptosis. The present invention also relates to a compound of general formula (I) for use as a drug for neuroprotection as well as for preventing and/or treating disorders associated with cellular necroptosis or ferroptosis. The present invention also relates to a pharmaceutical composition comprising a compound of general formula (I), or a pharmaceutically acceptable salt and/or solvate thereof. The present invention also encompasses the use of a compound of the general formula (I) for organs preservation.Type: GrantFiled: December 10, 2021Date of Patent: November 21, 2023Assignees: Institut National de la Sante et de la Recherche Medicale (INSERM), Centre National de la Recherche Scientifique (CNRS), Sorbonne Universite, Universite de Poitiers, Centre Hospitalier Universitaire de PoitiersInventors: Stéphane Bach, Marie-Thérèse Dimanche-Boitrel, Claire Delehouze, Thierry Hauet
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Publication number: 20230050418Abstract: The present invention relates to the production of benzene derivatives from furfural and its derivatives. The present invention also relates to the preparation of novel intermediates derived from furfural and its derivatives. The present invention describes new routes for converting furfural and its derivatives into benzene derivatives including novel intermediates.Type: ApplicationFiled: December 13, 2019Publication date: February 16, 2023Applicants: RHODIA OPERATIONS, LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERSInventors: Ivan Scodeller, Francois Jerome, Karine De Oliveira Vigier, Changru Ma, Raphael Johannes Wischert, Eric Muller
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Publication number: 20220243312Abstract: The invention concerns a method for manufacturing an aircraft part, the part comprising a monocrystalline nickel-based superalloy substrate, the method consecutively implementing the steps of moulding the part at a moulding temperature greater than the melting temperature of the superalloy, and cooling the part, such that the monocrystalline superalloy has a ? phase and a ? phase, solution heat treatment of the part at a first temperature between the solves temperature of the ?? phase and the melting temperature of the superalloy, homogenising the crystalline structure or the part, cooling the part to ambient temperature, first tempering and second tempering.Type: ApplicationFiled: June 26, 2020Publication date: August 4, 2022Applicants: Safran Aircraft Engines, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), ECOLE NATIONALE SUPERIEURE DE MECANIQUE ET D'AEROTECHNIQUE DE POITIERS, UNIVERSITE DE POITIERSInventors: Satoshi UTADA, Joël DELAUTRE, Sarah HAMADI, Jonathan CORMIER, Patrick VILLECHAISE, Jérémy RAME
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Patent number: 11396686Abstract: The invention relates to a nickel-based superalloy comprising, in percentages by mass, 5.0 to 6.0% aluminum, 6.0 to 9.5% tantalum, 0 to 1.50% titanium, 8.0 to 10.0% cobalt, 6.0 to 7.0% chromium, 0.30 to 0.90% molybdenum, 5.5 to 6.5% tungsten, 0 to 2.50% rhenium, 0.05 to 0.15% hafnium, 0.70 to 4.30% platinum, 0 to 0.15% silicon, the remainder being nickel and unavoidable impurities. The invention also relates to a single-crystal blade comprising such an alloy and a turbomachine comprising such a blade.Type: GrantFiled: June 4, 2019Date of Patent: July 26, 2022Assignees: SAFRAN, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERS, ECOLE NATIONALE SUPERIEURE DE MECANIQUE AEROTECHNIQUEInventors: Jérémy Rame, Jonathan Cormier
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Patent number: 11370890Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.Type: GrantFiled: September 30, 2020Date of Patent: June 28, 2022Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE—CNRS, UNIVERSITE DE POITIERS, VALAGRO CARBONE RENOUVELABLE POITOU-CHARENTESInventors: Thierry Ferreira, Frederic Bataille, Cedric Dever, Jacques Barbier
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Patent number: 11305295Abstract: The present invention relates to a method and a device for the electrostatic separation of granular mixtures of millimetric or sub-millimetric size, which are composed of non-conductive particles, non-conductive and conductive particles and conductive particles, simultaneously using the electric field E, aerodynamic force and gravity. Said forces are exerted on the particles which are previously charged in an intense electric field E generated by a DC voltage applied to two coaxial cylinders, that constitute electrodes. A mechanical cleaning system detaches the particles from the surface of the electrodes, and facilitates the recovery thereof in a collection system, under the action of cyclone vacuums, in such a way that the cleaning of the electrodes and the collection of the separated particles is continuously performed.Type: GrantFiled: March 7, 2019Date of Patent: April 19, 2022Assignees: Université de Poitiers, Centre National de la Recherche ScientifiqueInventors: Lucien Dascalescu, Thami Zeghloul, Karim Medles
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Patent number: 11224586Abstract: The present invention relates to a compound of the following general formula (I); or a pharmaceutically acceptable salt and/or solvate thereof, for use as drug, particularly intended for inhibiting a programmed cell death route selected from the group consisting of ferroptosis, oxytosis and cellular necroptosis. The present invention also relates to a compound of general formula (I) for use as a drug for neuroprotection as well as for preventing and/or treating disorders associated with cellular necroptosis or ferroptosis. The present invention also relates to a pharmaceutical composition comprising a compound of general formula (I), or a pharmaceutically acceptable salt and/or solvate thereof. The present invention also encompasses the use of a compound of the general formula (I) for organs preservation.Type: GrantFiled: October 18, 2017Date of Patent: January 18, 2022Assignees: Institut National de la Sante et de la Recherche Medicale (INSERM), Centre National de la Recherche Scientifique (CNRS), Sorbonne Universite, Universite de Poitiers, Centre Hospitalier Universitaire de PoitiersInventors: Stéphane Bach, Marie-Thérèse Dimanche-Boitrel, Claire Delehouze, Thierry Hauet
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Publication number: 20210214822Abstract: The invention relates to a nickel-based superalloy comprising, in percentages by mass, 5.0 to 6.0% aluminum, 6.0 to 9.5% tantalum, 0 to 1.50% titanium, 8.0 to 10.0% cobalt, 6.0 to 7.0% chromium, 0.30 to 0.90% molybdenum, 5.5 to 6.5% tungsten, 0 to 2.50% rhenium, 0.05 to 0.15% hafnium, 0.70 to 4.30% platinum, 0 to 0.15% silicon, the remainder being nickel and unavoidable impurities. The invention also relates to a single-crystal blade comprising such an alloy and a turbomachine comprising such a blade.Type: ApplicationFiled: June 4, 2019Publication date: July 15, 2021Applicants: SAFRAN, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERS, ECOLE NATIONALE SUPERIEURE DE MECANIQUE AEROTECHNIQUEInventors: Jérémy RAME, Jonathan CORMIER
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Patent number: 11029350Abstract: Some embodiments are directed to a method for detecting harmonic pollution in an electrical distribution network carrying a three-phase current, including a step of measuring the voltages and strengths of the current, for each of said phases, at a counting point of the network; a step of calculating a first quaternion impedance corresponding to the fundamental frequency of the current; a step of calculating at least one second quaternion impedance corresponding to a harmonic frequency of the current, these impedances being calculated by converting the voltages and strengths in a two-dimensional frame of reference defined according to an angle that is dependent on said frequency in order to provide a system of two vectors of three quantities, ud, uq, uo and id, iq, io, respectively.Type: GrantFiled: October 4, 2016Date of Patent: June 8, 2021Assignee: UNIVERSITÉ DE POITIERSInventor: Laurent Rambault
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Patent number: 10832595Abstract: Disclosed is a medico-surgical simulator and to a corresponding method. The medico-surgical simulator includes a vascularization device and/or a ventilation device, as well as a regulation device. The medico-surgical simulator is arranged so as to be connected to a cadaver and to vascularize an arterial system of the cadaver via the vascularization device and/or to ventilate a respiratory system of the cadaver via the ventilation device. The regulation device controls the vascularization and ventilation devices in such a way as to simulate cardiorespiratory functions for providing surgical training carried out on the cadaver with a very high degree of realism.Type: GrantFiled: October 26, 2016Date of Patent: November 10, 2020Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERS, CENTRE HOSPITALIER UNIVERSITAIRE DE POITIERS, INSERM—INSTITUT NATIONAL DE LA SANTE ET DE LA RECHERCHE MEDICALEInventors: Jean-Pierre Richer, Jean-Pierre Faure, Denis Oriot, Cyril Breque, Pierre Olivier Delpech, Daniel-Aïham Ghazali
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Patent number: 10829598Abstract: The present invention relates to a process for preparing a polymer/biological entities alloy, comprising a step of mixing a polymer and biological entities that degrade it, during a heat treatment, said heat treatment being performed at a temperature T above room temperature and said biological entities being resistant to said temperature T, characterized in that said biological entities are chosen from enzymes that degrade said polymer and microorganisms that degrade said polymer.Type: GrantFiled: July 26, 2016Date of Patent: November 10, 2020Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE-CNRS, UNIVERSITE DE POITIERS, VALAGRO CARBONE RENOUVELABLE POITOU-CHARENTESInventors: Thierry Ferreira, Frederic Bataille, Cedric Dever, Jacques Barbier
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Patent number: 10626242Abstract: The invention relates to a plastic compound comprising at least one polyolefin and a biological entity that degrades said polyolefin. The invention further relates to a process for preparing a plastic article wherein at least one polyolefin and one biological entity that degrades said polyolefin are mixed at a temperature at which the polyolefin is in a partially or totally molten state.Type: GrantFiled: December 18, 2015Date of Patent: April 21, 2020Assignees: CARBIOS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERSInventors: Thierry Ferreira, Frederique Guillamot, Steven Colas
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Patent number: 10590060Abstract: A process for synthesizing at least one levulinate ester, said process comprising the reaction of furfuryl alcohol with at least one other alcohol in the presence of water and at least one catalyst, said furfuryl alcohol being present in a quantity of at least 5% by weight, based on the total weight of the alcohols, and said catalyst comprising at least one triflate ligand and at least one metal selected from bismuth, gallium, aluminum, tin and iron.Type: GrantFiled: June 30, 2017Date of Patent: March 17, 2020Assignees: LE CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERSInventors: Alban Chappaz, Francois Jerome, Karine De Oliveira Vigier, Eric Muller, Jonathan Lai, Matthieu Corbet, Didier Morvan
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Patent number: 10508269Abstract: The present invention relates to a new isolated polypeptide comprising an amino acid sequence having at least 75%, 80%, 85%, 90%, 95%, 99% or 100% identity to the full length amino acid sequence set forth in SEQ ID NO:1, and having a polyester degrading activity, and uses thereof.Type: GrantFiled: March 11, 2016Date of Patent: December 17, 2019Assignees: CARBIOS, CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERSInventors: Luen-Luen Li, Thierry Ferreira, Willy Aucher, Steven Colas, Linette Lionelle Kadri
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Patent number: 10431984Abstract: The invention relates to a system for generating electric power, comprising: an alternator (1) for coupling with a drive system (7), supplying an AC voltage to an output bus (10); a reversible AC/DC converter (2) in which the AC bus (6) is connected to the output bus (10) of the alternator (1); an electricity-storage element (3) connected to the DC bus (9) of the converter (2); a controller (4) arranged to react to a transient state of load-shedding or charging impact by controlling the converter (2) so as to collect energy on the output bus (10) of the alternator (2) and to store same in the storage element (3) in the case of load-shedding, and to collect energy in the storage element (3) and to inject same into the output bus (10) in the case of charging impact, the converter (2) being controlled so as to inject currents to compensate for harmonic currents into the AC bus (10) of the alternator (1).Type: GrantFiled: July 7, 2016Date of Patent: October 1, 2019Assignees: MOTEURS LEROY-SOMER, UNIVERSITE DE POITIERSInventors: Emile Mouni, Philippe Manfe, Faycal Bensmaine, Slim Tnani, Gerard Champenois
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Patent number: 10426758Abstract: The present invention relates to a compound of the following general formula (I) or a pharmaceutically acceptable salt and/or solvate thereof, for use as inhibitor of cellular necroptosis. The present invention also relates to a pharmaceutical composition comprising a compound of general formula (I), or a pharmaceutically acceptable salt and/or solvate thereof, for use for preventing and/or treating disorders associated with cellular necroptosis. The present invention also encompasses the use of a compound of the general formula (I) for organs preservation.Type: GrantFiled: October 13, 2016Date of Patent: October 1, 2019Assignees: Institut National de la Sante et de la Recherche Medicale (INSERM), Centre National de la Recherche Scientifique (CNRS), Universite De Poitiers, Sorbonne Universite, Universite Claude Bernard Lyon 1Inventors: Marie-Thérèse Dimanche-Boitrel, Stéphane Bach, Claire Delehouze, Yvette Mettey, Peter Goekjian, Arnaud Comte
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Patent number: 10384343Abstract: The invention concerns a device forming a robotic finger comprising a base (100) forming a palm, at least one knuckle (500, 700, 900) articulated on the base (100) about two separate joints (200, 400) non-parallel to each other, at least two actuators (110, 120, 130, 140) and cable-linking means (112, 122) respectively linking the two actuators (110, 120) to drive elements of said two joints (200, 400), characterized in that the device comprises guide means (150, 151, 152) designed to guide the cables involved in the control of each joint (400, 600, 800) located after the first joint (200) on the base (100), in a common plane passing through the axis (202) of said first joint (200).Type: GrantFiled: October 14, 2015Date of Patent: August 20, 2019Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE (CNRS), UNIVERSITE DE POITIERSInventors: Thomas Riviere, Marc Arsicault, Jean-Pierre Gazeau, Philippe Vulliez, Said Zeghloul
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Patent number: 10293021Abstract: The present invention relates to the field of cancer and inflammatory diseases. More particularly, it aims to provide, for these purposes, novel conjugated forms of active ingredients belonging to the dolastatin family and having the formula as follows: It is also directed towards prodrug forms of these conjugates.Type: GrantFiled: February 6, 2015Date of Patent: May 21, 2019Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERSInventors: Sebastien Papot, Isabelle Opalinski, Brigitte Renoux, Thibaut Legigan
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Patent number: 10231985Abstract: The present invention relates to the field of medicine. It more particularly relates to the use of compounds for preventing and/or treating dyslipidemia in a subject, said dyslipidemia typically being linked to the excess presence in the biological membranes, including in the biological membranes of non-adipocyte cells, of fatty acids, in particular of saturated long-chain fatty acids, and/or of sterols. The invention also relates to compositions, in particular pharmaceutical compositions and food supplements or complements, comprising such compounds, and to the uses thereof for preventing and/or treating dyslipidemia. The compounds and compositions according to the invention can in particular be advantageously used for preventing and/or treating a pathological condition selected from metabolic syndrome and/or a symptom or abnormality characteristic of metabolic syndrome, preferably for preventing or treating type 2 diabetes mellitus or hepatic steatosis.Type: GrantFiled: October 8, 2014Date of Patent: March 19, 2019Assignees: CENTRE NATIONAL DE LA RECHERCHE SCIENTIFIQUE, UNIVERSITE DE POITIERS, UNIVERSITY OF EXETERInventors: Miroslava Spanova, Thierry Ferreira, Romain Clement, Shalinee Dhayal, Noël Morgan