Patents by Inventor Rolf Myrvold
Rolf Myrvold 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: 10624920Abstract: The invention provides a method for combating biofilm, said method comprising contacting a biofilm with an alginate oligomer. The biofilm may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use in the treatment or prevention of a biofilm infection in a subject. In another aspect the method can be used to combat biofilms, on abiotic surfaces, e.g. for disinfection and cleaning purposes.Type: GrantFiled: December 4, 2017Date of Patent: April 21, 2020Assignee: Algipharma ASInventors: Edvar Onsoyen, Rolf Myrvold
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Publication number: 20180092939Abstract: The invention provides a method for combating biofilm, said method comprising contacting a biofilm with an alginate oligomer. The biofilm may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use in the treatment or prevention of a biofilm infection in a subject. In another aspect the method can be used to combat biofilms, on abiotic surfaces, e.g. for disinfection and cleaning purposes.Type: ApplicationFiled: December 4, 2017Publication date: April 5, 2018Inventors: Edvar Onsoyen, Rolf Myrvold
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Patent number: 9877983Abstract: The invention provides a method for combating biofilm, said method comprising contacting a biofilm with an alginate oligomer. The biofilm may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use in the treatment or prevention of a biofilm infection in a subject. In another aspect the method can be used to combat biofilms, on abiotic surfaces, e.g. for disinfection and cleaning purposes.Type: GrantFiled: March 21, 2014Date of Patent: January 30, 2018Assignee: ALGIPHARMA ASInventors: Edvar Onsoyen, Rolf Myrvold
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Patent number: 9801901Abstract: The invention provides a method of overcoming resistance to at least one antibiotic in a multidrug resistant bacterium, said method comprising contacting said bacterium with an alginate oligomer together with the antibiotic. The multidrug resistant bacterium may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use together with at least one antibiotic in treating a subject infected, suspected to be infected, or at risk of infection, with a multidrug resistant bacterium to overcome resistance to the antibiotic in said multidrug resistant bacterium. In another aspect the method can be used to combat contamination of a site with multidrug resistant bacteria, e.g. for disinfection and cleaning purposes.Type: GrantFiled: April 27, 2015Date of Patent: October 31, 2017Assignee: ALGIPHARMA ASInventors: Edvar Onsoyen, Rolf Myrvold, Arne Dessen, David Thomas, Timothy Rutland Walsh
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Publication number: 20150238520Abstract: The invention provides a method of overcoming resistance to at least one antibiotic in a multidrug resistant bacterium, said method comprising contacting said bacterium with an alginate oligomer together with the antibiotic. The multidrug resistant bacterium may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use together with at least one antibiotic in treating a subject infected, suspected to be infected, or at risk of infection, with a multidrug resistant bacterium to overcome resistance to the antibiotic in said multidrug resistant bacterium. In another aspect the method can be used to combat contamination of a site with multidrug resistant bacteria, e.g. for disinfection and cleaning purposes.Type: ApplicationFiled: April 27, 2015Publication date: August 27, 2015Inventors: EDVAR ONSOYEN, ROLF MYRVOLD, ARNE DESSEN, DAVID THOMAS, TIMOTHY RUTLAND WALSH
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Publication number: 20150126467Abstract: The disclosure relates to use of alginate oligomers to enhance the effects of antifungal agents. The invention provides a method to improve the efficacy of an antifungal agent against a fungus, said method comprising using said antifungal agent together with an alginate oligomer. The fungus may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use together with at least one antifungal agent in treating a subject infected, suspected to be infected, or at risk of infection, with a fungus. In another aspect the method can be used to combat fungal contamination of a site e.g., for disinfection and cleaning purposes.Type: ApplicationFiled: September 14, 2012Publication date: May 7, 2015Applicant: AlgiIPharma ASInventors: Edvar Onsøyen, Arne Dessen, David William Thomas, Katja Etel Hill, Hàvard Sletta, Anne Tøndervik, Geir Klinkenberg, Rolf Myrvold
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Patent number: 9018158Abstract: The invention provides a method of overcoming resistance to at least one antibiotic in a multidrug resistant bacterium, said method comprising contacting said bacterium with an alginate oligomer together with the antibiotic. The multidrug resistant bacterium may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use together with at least one antibiotic in treating a subject infected, suspected to be infected, or at risk of infection, with a multidrug resistant bacterium to overcome resistance to the antibiotic in said multidrug resistant bacterium. In another aspect the method can be used to combat contamination of a site with multidrug resistant bacteria, e.g. for disinfection and cleaning purposes.Type: GrantFiled: June 3, 2010Date of Patent: April 28, 2015Assignee: Algipharma ASInventors: Edvar Onsoyen, Rolf Myrvold, Arne Dessen, David Thomas, Timothy Rutland Walsh
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Patent number: 8815831Abstract: The invention provides a method to improve the efficacy of an antibiotic to inhibit the growth of Acinetobacter, said method comprising using said antibiotic together with an alginate oligomer. The Acinetobacter may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use together with at least one antibiotic in treating a subject infected, suspected to be infected, or at risk of infection, with Acinetobacter. In another aspect the method can be used to combat Acinetobacter contamination of a site e.g., for disinfection and cleaning purposes.Type: GrantFiled: June 3, 2010Date of Patent: August 26, 2014Assignee: Algipharma ASInventors: Edvar Onsoyen, Rolf Myrvold, Arne Dessen, David Thomas, Timothy Rutland Walsh
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Publication number: 20140205643Abstract: The invention provides a method for combating biofilm, said method comprising contacting a biofilm with an alginate oligomer. The biofilm may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use in the treatment or prevention of a biofilm infection in a subject. In another aspect the method can be used to combat biofilms, on abiotic surfaces, e.g. for disinfection and cleaning purposes.Type: ApplicationFiled: March 21, 2014Publication date: July 24, 2014Applicant: ALGIPHARMA ASInventors: EDVAR ONSOYEN, ROLF MYRVOLD
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Patent number: 8680072Abstract: The invention provides a method for combating biofilm, said method comprising contacting a biofilm with an alginate oligomer. The biofilm may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use in the treatment or prevention of a biofilm infection in a subject. In another aspect the method can be used to combat biofilms, on abiotic surfaces, e.g., for disinfection and cleaning purposes.Type: GrantFiled: October 24, 2008Date of Patent: March 25, 2014Assignee: Algipharma ASInventors: Edvar Onsøyen, Rolf Myrvold
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Publication number: 20120122768Abstract: The invention provides a method of overcoming resistance to at least one antibiotic in a multidrug resistant bacterium, said method comprising contacting said bacterium with an alginate oligomer together with the antibiotic. The multidrug resistant bacterium may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use together with at least one antibiotic in treating a subject infected, suspected to be infected, or at risk of infection, with a multidrug resistant bacterium to overcome resistance to the antibiotic in said multidrug resistant bacterium. In another aspect the method can be used to combat contamination of a site with multidrug resistant bacteria, e.g. for disinfection and cleaning purposes.Type: ApplicationFiled: June 3, 2010Publication date: May 17, 2012Applicant: AlgiPharma ASInventors: Edvar Onsoyen, Rolf Myrvold, Arne Dessen, David Thomas, Timothy Rutland Walsh
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Publication number: 20120115803Abstract: The invention provides a method to improve the efficacy of an antibiotic to inhibit the growth of Acinetobacter, said method comprising using said antibiotic together with an alginate oligomer. The Acinetobacter may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use together with at least one antibiotic in treating a subject infected, suspected to be infected, or at risk of infection, with Acinetobacter. In another aspect the method can be used to combat Acinetobacter contamination of a site e.g., for disinfection and cleaning purposes.Type: ApplicationFiled: June 3, 2010Publication date: May 10, 2012Applicant: ALGIPHARMA ASInventors: Edvar Onsoyen, Rolf Myrvold, Arne Dessen, David Thomas, Timothy Rutland Walsh
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Publication number: 20100305062Abstract: The invention provides a method for combating biofilm, said method comprising contacting a biofilm with an alginate oligomer. The biofilm may be on an animate or inanimate surface and both medical and non-medical uses and methods are provided. In one aspect the invention provides an alginate oligomer for use in the treatment or prevention of a biofilm infection in a subject. In another aspect the method can be used to combat biofilms, on abiotic surfaces, e.g., for disinfection and cleaning purposes.Type: ApplicationFiled: October 24, 2008Publication date: December 2, 2010Applicant: ALGIPHARMA IPR ASInventors: Edvar ONSOYEN, Rolf MYRVOLD
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Patent number: 7674837Abstract: Gelled biopolymer based foams are disclosed. The gelled foams comprise a cross-linked biopolymer, preferably alginate; optionally, a foaming agent such as hydroxy propyl methyl cellulose; and a plasticizer, preferably glycerin sorbitol, or a mixture thereof, that forms the predominant portion of the gelled foam. The foams are soft and pliable and have high absorbency. They are used as wound dressing materials, controlled release delivery systems, cell culture, barrier media for preventing tissue adherence, and bioabsorbable implants. They also have various personal care applications, especially in oral hygiene, and can be used in food applications.Type: GrantFiled: September 2, 2004Date of Patent: March 9, 2010Assignee: FMC Biopolymer ASInventors: Olav Gaserod, Peder Oscar Andersen, Rolf Myrvold
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Patent number: 7671100Abstract: Gelled biopolymer based foams are disclosed. The gelled foams comprise a cross-linked biopolymer, preferably alginate; optionally, a foaming agent such as hydroxy propyl methyl cellulose; and a plasticizer, preferably glycerin sorbitol, or a mixture thereof, that forms the predominant portion of the gelled foam. The foams are soft and pliable and have high absorbency. They are used as wound dressing materials, controlled release delivery systems, cell culture, barrier media for preventing tissue adherence, and bioabsorbable implants. They also have various personal care applications, especially in oral hygiene, and can be used in food applications.Type: GrantFiled: November 3, 2006Date of Patent: March 2, 2010Assignee: FMC Biopolymer ASInventors: Olav Gaserod, Peder Oscar Andersen, Rolf Myrvold
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Patent number: 7671102Abstract: Gelled biopolymer based foams are disclosed. The gelled foams comprise a cross-linked biopolymer, preferably alginate; optionally, a foaming agent such as hydroxy propyl methyl cellulose; and a plasticizer, preferably glycerin sorbitol, or a mixture thereof, that forms the predominant portion of the gelled foam. The foams are soft and pliable and have high absorbency. They are used as wound dressing materials, controlled release delivery systems, cell culture, barrier media for preventing tissue adherence, and bioabsorbable implants. They also have various personal care applications, especially in oral hygiene, and can be used in food applications.Type: GrantFiled: November 15, 2006Date of Patent: March 2, 2010Assignee: FMC Biopolymer ASInventors: Olav Gaserod, Peder Oscar Andersen, Rolf Myrvold
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Patent number: 7671101Abstract: Gelled biopolymer based foams are disclosed. The gelled foams comprise a cross-linked biopolymer, preferably alginate; optionally, a foaming agent such as hydroxy propyl methyl cellulose; and a plasticizer, preferably glycerin sorbitol, or a mixture thereof, that forms the predominant portion of the gelled foam. The foams are soft and pliable and have high absorbency. They are used as wound dressing materials, controlled release delivery systems, cell culture, barrier media for preventing tissue adherence, and bioabsorbable implants. They also have various personal care applications, especially in oral hygiene, and can be used in food applications.Type: GrantFiled: November 3, 2006Date of Patent: March 2, 2010Assignee: FMC Biopolymer ASInventors: Olav Gaserod, Peder Oscar Andersen, Rolf Myrvold
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Publication number: 20070154558Abstract: Gelled biopolymer based foams are disclosed. The gelled foams comprise a cross-linked biopolymer, preferably alginate; optionally, a foaming agent such as hydroxy propyl methyl cellulose; and a plasticizer, preferably glycerin sorbitol, or a mixture thereof, that forms the predominant portion of the gelled foam. The foams are soft and pliable and have high absorbency. They are used as wound dressing materials, controlled release delivery systems, cell culture, barrier media for preventing tissue adherence, and bioabsorbable implants. They also have various personal care applications, especially in oral hygiene, and can be used in food applications.Type: ApplicationFiled: November 3, 2006Publication date: July 5, 2007Inventors: Olav Gaserod, Peder Andersen, Rolf Myrvold
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Publication number: 20070066694Abstract: Gelled biopolymer based foams are disclosed. The gelled foams comprise a cross-linked biopolymer, preferably alginate; optionally, a foaming agent such as hydroxy propyl methyl cellulose; and a plasticizer, preferably glycerin sorbitol, or a mixture thereof, that forms the predominant portion of the gelled foam. The foams are soft and pliable and have high absorbency. They are used as wound dressing materials, controlled release delivery systems, cell culture, barrier media for preventing tissue adherence, and bioabsorbable implants. They also have various personal care applications, especially in oral hygiene, and can be used in food applications.Type: ApplicationFiled: November 15, 2006Publication date: March 22, 2007Inventors: Olav Gaserod, Peder Andersen, Rolf Myrvold
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Publication number: 20070054043Abstract: Gelled biopolymer based foams are disclosed. The gelled foams comprise a cross-linked biopolymer, preferably alginate; optionally, a foaming agent such as hydroxy propyl methyl cellulose; and a plasticizer, preferably glycerin sorbitol, or a mixture thereof, that forms the predominant portion of the gelled foam. The foams are soft and pliable and have high absorbency. They are used as wound dressing materials, controlled release delivery systems, cell culture, barrier media for preventing tissue adherence, and bioabsorbable implants. They also have various personal care applications, especially in oral hygiene, and can be used in food applications.Type: ApplicationFiled: November 3, 2006Publication date: March 8, 2007Inventors: Olav Gaserod, Peder Andersen, Rolf Myrvold