Patents by Inventor Jean-Marc Pernot
Jean-Marc Pernot 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: 11701447Abstract: A composition including a solution at least one acrylic adhesive and particles of a cross-linked polymer having a carboxylate-group density between 2.0 and 12.0 meq/g and an average pore size between 0.005 and 1.0 ?m, usable in particular for creating an adhesive matrix suitable for any device, for example for medical aims such as a patch, a film, a strip or a dressing, preferably a dressing, or suitable for any device of the functional textile type such as a sports item.Type: GrantFiled: February 20, 2019Date of Patent: July 18, 2023Assignee: URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventors: Anne-Sophie Danérol, Christelle Guillamaud, Jean-Marc Pernot
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Patent number: 11603463Abstract: A novel composition including at least one styrene-block copolymer, at least one plasticiser, and particles of a cross-linked polymer having a carboxylate-group density between 2.0 and 12.0 meq/g and an average pore size between 0.005 and 1.0 ?m, usable in particular for creating an elastomer matrix suitable for any device of the type device for medical aims such as a patch, a film, a strip or a dressing, preferably a dressing, intended to be applied onto the skin or suitable for any device of the functional textile type such as a sports item.Type: GrantFiled: February 20, 2019Date of Patent: March 14, 2023Assignee: URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventors: Anne-Sophie Danérol, Christelle Guillamaud, Jean-Marc Pernot
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Patent number: 11285238Abstract: The present invention relates to an adherent interface dressing intended for application directly to a wound. Said adherent interface dressing includes a non-adherent cohesive gel formed from a hydrophobic elastomeric matrix consisting of a styrene-(ethylene/butylene)-styrene or styrene-(ethylene/propylene)-styrene triblock elastomer optionally associated with a styrene-(ethylene/butylene) or styrene-(ethylene/propylene) diblock copolymer; said elastomer plasticized by means of a mineral oil, and containing dispersed therein a small quantity of hydrophilic particles of a hydrocolloid; and a flexible open-mesh fabric, said fabric including threads coated with the non-adherent cohesive gel such as to leave the meshes substantially unsealed, The fabric is a heat-set knit with weft yarns, said yarns being continuous multifilament yarns with non-elastic filaments, whereof the extensibility in the transverse direction measured in accordance with standard EN 13726-4 is between 0.01 and 0.5 N/cm.Type: GrantFiled: December 12, 2012Date of Patent: March 29, 2022Assignees: LABORATOIRES URGO, SOCIETE DE DEVELOPPEMENT ET DE RECHERCHE INDUSTRIELLEInventors: Serge Lecomte, Jean-Marc Pernot
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Publication number: 20210221997Abstract: A novel composition including at least one styrene-block copolymer, at least one plasticiser, and particles of a cross-linked polymer having a carboxylate-group density between 2.0 and 12.0 meq/g and an average pore size between 0.005 and 1.0 ?m, usable in particular for creating an elastomer matrix suitable for any device of the type device for medical aims such as a patch, a film, a strip or a dressing, preferably a dressing, intended to be applied onto the skin or suitable for any device of the functional textile type such as a sports item.Type: ApplicationFiled: February 20, 2019Publication date: July 22, 2021Applicant: URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventors: Anne-Sophie DANÉROL, Christelle GUILLAMAUD, Jean-Marc PERNOT
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Publication number: 20200289700Abstract: A composition including a solution at least one acrylic adhesive and particles of a cross-linked polymer having a carboxylate-group density between 2.0 and 12.0 meq/g and an average pore size between 0.005 and 1.0 ?m, usable in particular for creating an adhesive matrix suitable for any device, for example for medical aims such as a patch, a film, a strip or a dressing, preferably a dressing, or suitable for any device of the functional textile type such as a sports item.Type: ApplicationFiled: February 20, 2019Publication date: September 17, 2020Applicant: URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventors: Anne-Sophie DANÉROL, Christelle GUILLAMAUD, Jean-Marc PERNOT
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Patent number: 10398815Abstract: The subject of the present invention is a composite wound packing material comprising a casing enclosing a material, or an assembly of materials, forming fluid flow channels, said casing being composed of a self-supporting interface material formed from a thin layer of a composition comprising a hydrophobic matrix and comprising through-holes, said hydrophobic matrix comprising, per 100 parts by weight of a styrene/saturated olefin/styrene triblock copolymer having a viscosity of between 0.2 and 2 Pa·s, as measured in a 10% (weight/weight) solution in toluene, from 400 to 1220 parts by weight of a plasticizer, preferably a plasticizing oil, and from 0 to 720 parts by weight of petroleum jelly, it being specified, moreover, that the total amount of plasticizer and petroleum jelly is greater than or equal to 750 parts by weight and the amount of petroleum jelly is between 400 and 720 parts by weight when the amount of plasticizer is between 1000 and 1220 parts by weight.Type: GrantFiled: December 19, 2014Date of Patent: September 3, 2019Assignee: URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventor: Jean-Marc Pernot
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Patent number: 10292869Abstract: An article having properties allowing same to absorb a body fluid. The article includes at least three paths for the propagation of fluid from a fluid capture zone to at least one storage and/or evaporation area, each fluid propagation path being delimited by a fluid barrier preventing the passage of liquid from one path to another.Type: GrantFiled: December 16, 2014Date of Patent: May 21, 2019Assignees: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventors: Frédéric Revol-Cavalier, Michel Lamoise, Cyril Marsiquet, Jean-Marc Pernot, Julien Steinbrunn
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Patent number: 10201456Abstract: One subject of the present invention is a dressing essentially consisting of: an absorbent nonwoven compress formed from a mixture: of bicomponent thermal bonding non-absorbent fibers, of core-shell type, said core being made of polyester (polyethylene terephthalate, PET) and the shell being made of polyethylene; of bicomponent superabsorbent fibers of core-shell type with a core made of polyacrylonitrile and a shell made of polyacrylate; and a net fabric made from a hydrocolloid elastomer mass partially covering the face of the compress intended to come into contact with the wound. This product is especially intended to promote the healing of chronic wounds by optimizing the debridement.Type: GrantFiled: March 29, 2012Date of Patent: February 12, 2019Assignee: URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventors: Jean-Marc Pernot, Stephane Auguste, Christelle Laurensou
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Publication number: 20180353333Abstract: The present invention relates to a nanofilm including at least one polycation and one polysulfated oligosaccharide. The present invention also relates to the nanofilms obtainable by simultaneously or alternately sputtering at least one polycation solution and at least one polysulfated oligosaccharide solution and to the use of said nanofilms on skin, skin conditions, wounds, or mucous membranes. The present invention also relates to a nanofilm for the use thereof in a method for releasing polysulfated oligosaccharide upon contact with exuding wounds.Type: ApplicationFiled: December 2, 2016Publication date: December 13, 2018Applicants: Urgo Recherche Innovation et Developpement, Centre National de la Recherche Scientifique -CNRS -Inventors: Fouzia Boulmedais, Pierre Schaaf, Jean-Marc Pernot, Christelle Laurensou
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Patent number: 10131756Abstract: Disclosed is an article that includes at least one polymeric substrate assembled on at least one layer of silicone polymer, characterized in that at least one of the polymeric substrate or the layer of silicone polymer has been brought into contact with particles of titanium dioxide, magnesium oxide and/or zinc oxide, before assembly of the article, and in that at least one of the polymeric substrate or the layer of silicone polymer has been brought into contact with water before or after assembly of the article. Also disclosed is a method of preparing the article, as well as the use of particles of titanium dioxide, magnesium oxide and/or zinc oxide, for improving the adherence between a polymeric substrate and a layer of silicone polymer.Type: GrantFiled: February 27, 2014Date of Patent: November 20, 2018Assignee: LABORATOIRES URGOInventor: Jean-Marc Pernot
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Publication number: 20170258953Abstract: A subject of the present invention is a material comprising at least one electronegative fiber having a negative charge density of between 0.01 and 5 mmol/g and a liquid absorption capacity of less than 9.5 g of physiological saline per g of fiber, for the use thereof in wound healing, and preferentially in wound cleaning. Another subject of the invention is a medical device, such as a dressing or a bandage, comprising such a material.Type: ApplicationFiled: September 7, 2015Publication date: September 14, 2017Inventor: Jean-Marc Pernot
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Patent number: 9642790Abstract: The present invention concerns an aqueous dispersion of multiphase polymer particles in which the polymer particles comprise at least two separate phases, the internal phase being formed by polymerization in the presence of a crosslinking agent, said dispersion further comprising a surfactant chosen from amino acid derivatives. The invention also concerns a film-forming composition comprising said aqueous dispersion of polymer particles. The invention also relates to a film obtained after application of said film-forming composition. This film dries very quickly, is water resistant, and has good adhesion, elasticity and breaking strength properties. The invention also concerns the use of said film for protecting surfaces of the skin or mucous membranes, wounds, injuries and/or skin disorders.Type: GrantFiled: June 7, 2013Date of Patent: May 9, 2017Assignees: Vivatech, Centre National de la Recherche Scientifique—CNRS, Ecole Superieure de Physique et Chimie Industrielles de la Ville de ParisInventors: Ludwik Leibler, Francois Tournilhac, Aggeliki Triftaridou, Eva-Maria Leuschner, Stephane Auguste, Jean-Marc Pernot
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Patent number: 9597234Abstract: The invention relates to an absorbent dressing comprising an adhesive silicone-coated side strip, which is particularly suitable for use in the care of chronic wounds, such as ulcers or eschars, or acute wounds, such as burns. The absorbent dressing includes a breathable impermeable substrate (4) and an absorbent non-woven fabric (6). The substrate is formed by assembling a continuous film (4a) and an openwork reinforcement that is coated with an adhesive silicone gel (4b) without blocking the openings in the reinforcement. A non-absorbent web (5) is secured to a complementary non-woven fabric (7), such as to encase the above-mentioned absorbent non-woven fabric (6) without being secured at any point to the latter. The encased absorbent non-woven fabric is subsequently assembled to the substrate (4) along part of said silicone-coated surface of the substrate.Type: GrantFiled: April 13, 2012Date of Patent: March 21, 2017Assignee: URGO RECHERCHE INNOVATION ET DEVELOPMENTInventors: Stéphane Auguste, Jean-Marc Pernot, Anne-Sophie Danerol, Aurelie Charre
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Publication number: 20160374862Abstract: The subject of the present invention is a composite wound packing material comprising a casing enclosing a material, or an assembly of materials, forming fluid flow channels, said casing being composed of a nonwoven material formed from a mixture of bicomponent superabsorbent fibers and non-absorbent thermal bonding fibers, said bicomponent superabsorbent fibers being of core/shell type, said core being made of polyacrylonitrile and the shell being made of polyacrylate.Type: ApplicationFiled: December 19, 2014Publication date: December 29, 2016Applicant: Urgo Recherche Innovation et DeveloppementInventor: Jean-Marc Pernot
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Publication number: 20160374860Abstract: An article having properties allowing same to absorb a body fluid. The article includes at least three paths for the propagation of fluid from a fluid capture zone to at least one storage and/or evaporation area, each fluid propagation path being delimited by a fluid barrier preventing the passage of liquid from one path to another.Type: ApplicationFiled: December 16, 2014Publication date: December 29, 2016Applicants: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, URGO RECHERCHE INNOVATION DEVELOPPEMENTInventors: FREDERIC REVOL-CAVALIER, Michel LAMOISE, Cyril MARSIQUET, Jean-Marc PERNOT, Julien STEINBRUNN
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Publication number: 20160331603Abstract: An article having physiological-fluid absorption properties, including a liquid collection zone and a transfer structure, the latter including absorbent fibers and being designed to transport the liquid from said collection zone toward at least one retention and/or evaporation zone, said transfer structure having a cross section that increases in the direction of said retention and/or evaporation zone, over at least part of the path separating said collection zone from said retention and/or evaporation zone.Type: ApplicationFiled: December 17, 2014Publication date: November 17, 2016Applicants: COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES, URGO RECHERCHE INNOVATION ET DEVELOPPEMENTInventors: Frédéric REVOL- CAVALIER, Michel LAMOISE, Mouna MESSAOUD, Jean-Marc PERNOT
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Publication number: 20160310648Abstract: The subject of the present invention is a composite wound packing material comprising a casing enclosing a material, or an assembly of materials, forming fluid flow channels, said casing being composed of a self-supporting interface material formed from a thin layer of a composition comprising a hydrophobic matrix and comprising through-holes, said hydrophobic matrix comprising, per 100 parts by weight of a styrene/saturated olefin/styrene triblock copolymer having a viscosity of between 0.2 and 2 Pa·s, as measured in a 10% (weight/weight) solution in toluene, from 400 to 1220 parts by weight of a plasticizer, preferably a plasticizing oil, and from 0 to 720 parts by weight of petroleum jelly, it being specified, moreover, that the total amount of plasticizer and petroleum jelly is greater than or equal to 750 parts by weight and the amount of petroleum jelly is between 400 and 720 parts by weight when the amount of plasticizer is between 1000 and 1220 parts by weight.Type: ApplicationFiled: December 19, 2014Publication date: October 27, 2016Inventor: Jean-Marc Pernot
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Patent number: 9474661Abstract: The present invention relates to an item (10) having liquid (L) storage and/or discharge properties, in particular a bandage, comprising: —a liquid-permeable proximal structure (20), consisting of a material capable of inflating in the presence of liquid (L), —a distal structure (30) capable of draining a liquid (L), —a hydrophobic and non-absorbent spacer structure (40) extending between the distal (30) and proximal (20) structures, and being capable of locally limiting, when said material is not inflated, the exchange of liquid between the distal and proximal structures by maintaining a gap between said structures, and of authorizing a local expansion of the proximal structure in at least one zone (P) where said material is inflated in response to coming into contact with a liquid, said expansion causing the proximal and distal structure to move together locally and the transfer of said liquid from the zone of the proximal structure (20) having undergone expansion to the distal structure (30).Type: GrantFiled: July 22, 2013Date of Patent: October 25, 2016Assignees: Commissariat a l'Energie Atomique et aux Energies Alternatives, Laboratoires UrgoInventors: Yves Fouillet, Cyril Marsiquet, Frederic Revol-Cavalier, Jean-Marc Pernot, Serge Lecomte, Michel Lamoise
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Patent number: 9452086Abstract: The present invention relates to an absorbent dressing comprising a breathable impermeable substrate (4) and an absorbent foam (2), which is particularly suitable for use in the care of chronic or acute wounds. The invention relates to a dressing comprising an absorbent foam (2) and a protective substrate (4) that is impermeable to fluids, but permeable to water vapor, said substrate being formed by assembling a film (4a) and an openwork reinforcement that is coated with an adhesive silicone gel (4b) without blocking the openings in the reinforcement. In addition, the dressing comprises a non-absorbent web (5) which is disposed between the absorbent foam (2) and the substrate (4), which adheres to the adhesive silicone gel coating on the reinforcement, and which adheres to the absorbent foam (2).Type: GrantFiled: April 13, 2012Date of Patent: September 27, 2016Assignee: LABORATOIRES URGOInventors: Stephane Auguste, Jean-Marc Pernot, Anne-Sophie Danerol, Aurélie Charre
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Publication number: 20160009883Abstract: The invention relates to an article comprising at least one polymeric substrate assembled on at least one layer of silicone polymer, characterized in that at least one of the polymeric substrate or of the layer of silicone polymer has been brought into contact with particles of titanium dioxide, magnesium oxide and/or zinc oxide, before assembly of said article, and in that at least one of the polymeric substrate or of the layer of silicone polymer has been brought into contact with water before or after assembly of said article. The invention also relates to a method of preparing said article, as well as the use of particles of titanium dioxide, magnesium oxide and/or zinc oxide, for improving the adherence between a polymeric substrate and a layer of silicone polymer.Type: ApplicationFiled: February 27, 2014Publication date: January 14, 2016Inventor: Jean-Marc Pernot