Patents Assigned to PROTEON PHARMACEUTICALS S.A.
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Publication number: 20240050498Abstract: The formation method was revealed of a bacteriophage synergistic composition intended to prevent and combat infections of livestock, including but not limited to poultry, with pathogenic bacteria strains sensitive to the phages.Type: ApplicationFiled: June 28, 2021Publication date: February 15, 2024Applicant: Proteon Pharmaceuticals S.A.Inventors: Jaroslaw DASTYCH, Ewelina A. WÓJCIK, Agnieszka MASZEWSKA, Malgorzata STANCZYK, Anna PEKALA, Edyta SMIGIELSKA, Ewelina WOJDA, Joanna KAZIMIERCZAK, Arkadiusz GUZI?SKI, Justyna ANDRYSIAK, Paulina WIGNER
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Patent number: 11077155Abstract: New strains of bacteriophages and their applications are revealed, useful especially in fish farming.Type: GrantFiled: April 3, 2017Date of Patent: August 3, 2021Assignee: PROTEON PHARMACEUTICALS S.A.Inventors: Arkadiusz Wojtasik, Elzbieta Gorecka, Ewelina Wojcik, Malgorzata Stanczyk, Joanna Kolsut, Justyna Klimczak, Jaroslaw Dastych, Andrzej Siwicki, Patrycja Schulz
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Patent number: 10478401Abstract: The invention relates to methods for encapsulating a material comprising the steps of: (a) providing an aqueous solution or suspension of the material that is to be encapsulated, (b) warming the aqueous solution or suspension to a temperature that is sufficient to enable dissolution of a first biocompatible polymer in the aqueous solution or suspension without adversely affecting the properties of the material to be encapsulated, (c) dissolving the first biocompatible polymer in the aqueous solution or suspension, (d) de-aerating the solution or suspension obtained in step (c), (e) emulsifying the solution or suspension obtained in (d) in a biocompatible oil comprising a surfactant to create microdroplets, and (f) hardening the microdroplets by dropwise addition of an aqueous solution comprising Zn2+ ions and a second biocompatible polymer to form microcapsules; the invention further relates to microcapsules obtained by methods of the invention and their uses.Type: GrantFiled: October 27, 2014Date of Patent: November 19, 2019Assignee: Proteon Pharmaceuticals S.A.Inventors: Elzbieta Gorecka, Jaroslaw Dziadek, Wojciech Ambroziak
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Patent number: 9999237Abstract: Method of inhibiting the growth of Salmonella in a chicken, comprising administering at least one strain of bacteriophage that lyses at least one Salmonella serovar to a chicken in need thereof, wherein the at least one strain of bacteriophage is a strain selected from PCM F/00069 (strain 8sent1748), PCM F/00070 (strain 8sent65) and PCM F/00071 (strain 3sent1).Type: GrantFiled: October 19, 2016Date of Patent: June 19, 2018Assignee: PROTEON PHARMACEUTICALS S.A.Inventors: Jaroslaw Dastych, Jaroslaw Dziadek, Elzbieta Gorecka, Anna Rumijowska-Galewicz, Arkadiusz Wojtasik, Ewelina Wojcik
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Publication number: 20170035077Abstract: A method for obtaining a strain of bacteriophage specific to a selected strain of bacteria was found as well as bacteriophage strains obtained in this way. Moreover, application of bacteriophages in manufacturing of the preparation for preventing and fighting infections of farm animals, especially poultry, with pathogenic strains of bacteria sensitive to these phages was described.Type: ApplicationFiled: October 19, 2016Publication date: February 9, 2017Applicant: PROTEON PHARMACEUTICALS S.A.Inventors: Jaroslaw DASTYCH, Jaroslaw DZIADEK, Elzbieta GORECKA, Anna RUMIJOWSKA-GALEWICZ, Arkadiusz WOJTASIK, Ewelina WOJCIK
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Patent number: 9476086Abstract: A method for obtaining a strain of bacteriophage specific to a selected strain of bacteria was found as well as bacteriophage strains obtained in this way. Moreover, application of bacteriophages in manufacturing of the preparation for preventing and fighting infections of farm animals, especially poultry, with pathogenic strains of bacteria sensitive to these phages was described.Type: GrantFiled: August 9, 2012Date of Patent: October 25, 2016Assignee: PROTEON PHARMACEUTICALS S.A.Inventors: Jarosław Dastych, Jarosław Dziadek, Elżbieta Górecka, Anna Rumijowska-Galewicz, Arkadiusz Wojtasik, Ewelina Wójcik
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Publication number: 20160279070Abstract: The invention relates to methods for encapsulating a material comprising the steps of: (a) providing an aqueous solution or suspension of the material that is to be encapsulated, (b) warming the aqueous solution or suspension to a temperature that is sufficient to enable dissolution of a first biocompatible polymer in the aqueous solution or suspension without adversely affecting the properties of the material to be encapsulated, (c) dissolving the first biocompatible polymer in the aqueous solution or suspension, (d) de-aerating the solution or suspension obtained in step (c), (e) emulsifying the solution or suspension obtained in (d) in a biocompatible oil comprising a surfactant to create microdroplets, and (f) hardening the microdroplets by dropwise addition of an aqueous solution comprising Zn2+ ions and a second biocompatible polymer to form microcapsules; the invention further relates to microcapsules obtained by methods of the invention and their uses.Type: ApplicationFiled: October 27, 2014Publication date: September 29, 2016Applicant: PROTEON PHARMACEUTICALS S.A.Inventors: ELZBIETA GORECKA, JAROSLAW DZIADEK, WOJCIECH AMBROZIAK
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Publication number: 20140220659Abstract: A method for obtaining a strain of bacteriophage specific to a selected strain of bacteria was found as well as bacteriophage strains obtained in this way. Moreover, application of bacteriophages in manufacturing of the preparation for preventing and fighting infections of farm animals, especially poultry, with pathogenic strains of bacteria sensitive to these phages was described.Type: ApplicationFiled: August 9, 2012Publication date: August 7, 2014Applicant: PROTEON PHARMACEUTICALS S.A.Inventors: Jaroslaw Dastych, Jaroslaw Dziadek, Elzbieta Gorecka, Anna Rumijowska-Galewicz, Arkadiusz Wojtasik, Ewelina Wojcik