Patents Assigned to Biotec Pharmacon ASA
  • Patent number: 10646506
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Grant
    Filed: November 14, 2016
    Date of Patent: May 12, 2020
    Assignee: Biotec Pharmacon Asa
    Inventors: Rolf Engstad, Thor Nøkland
  • Patent number: 9750688
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Grant
    Filed: March 10, 2016
    Date of Patent: September 5, 2017
    Assignee: BIOTEC PHARMACON ASA
    Inventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
  • Patent number: 9650618
    Abstract: The present invention provides an endonuclease I or enzymatically active fragment thereof wherein said endonuclease I has the sequence of SEQ ID No. 4 or a sequence which is at least 70% identical thereto and wherein the amino acid residue which is immediately N-terminal of the FYCGC pentapeptide motif has been substituted with a residue which is negatively charged as well as nucleic acid molecules encoding these enzymes and methods of removing contaminating polynucleotides from a sample using these enzyme.
    Type: Grant
    Filed: July 15, 2016
    Date of Patent: May 16, 2017
    Assignee: BIOTEC PHARMACON ASA
    Inventors: Olav Lanes, Linda Havdalen, Terese Solstad, Marit Lorentzen, Bjørn Altermark, Ingar Leiros, Ronny Helland
  • Patent number: 9623043
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: April 18, 2017
    Assignee: BIOTEC PHARMACON ASA
    Inventors: Rolf Engstad, Thor Nøkland
  • Publication number: 20170056433
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Application
    Filed: November 14, 2016
    Publication date: March 2, 2017
    Applicant: BIOTEC PHARMACON ASA
    Inventors: Rolf ENGSTAD, Thor NØKLAND
  • Publication number: 20160355798
    Abstract: The present invention provides an endonuclease I or enzymatically active fragment thereof wherein said endonuclease I has the sequence of SEQ ID No. 4 or a sequence which is at least 70% identical thereto and wherein the amino acid residue which is immediately N-terminal of the FYCGC pentapeptide motif has been substituted with a residue which is negatively charged as well as nucleic acid molecules encoding these enzymes and methods of removing contaminating polynucleotides from a sample using these enzyme.
    Type: Application
    Filed: July 15, 2016
    Publication date: December 8, 2016
    Applicant: BIOTEC PHARMACON ASA
    Inventors: Olav LANES, Linda HAVDALEN, Terese SOLSTAD, Marit LORENTZEN, Bjørn ALTERMARK, Ingar LEIROS, Ronny HELLAND
  • Publication number: 20160256385
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Application
    Filed: March 10, 2016
    Publication date: September 8, 2016
    Applicant: BIOTEC PHARMACON ASA
    Inventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
  • Patent number: 9422595
    Abstract: The present invention provides an endonuclease I or enzymatically active fragment thereof wherein said endonuclease I has the sequence of SEQ ID No. 4 or a sequence which is at least 70% identical thereto and wherein the amino acid residue which is immediately N-terminal of the FYCGC pentapeptide motif has been substituted with a residue which is negatively charged as well as nucleic acid molecules encoding these enzymes and methods of removing contaminating polynucleotides from a sample using these enzyme.
    Type: Grant
    Filed: February 18, 2013
    Date of Patent: August 23, 2016
    Assignee: BIOTEC PHARMACON ASA
    Inventors: Olav Lanes, Linda Havdalen, Terese Solstad, Marit Lorentzen, Bjørn Altermark, Ingar Leiros, Ronny Helland
  • Patent number: 9314432
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Grant
    Filed: November 29, 2011
    Date of Patent: April 19, 2016
    Assignee: BIOTEC PHARMACON ASA
    Inventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
  • Patent number: 9211304
    Abstract: This invention provides a method for introducing substances into cells comprising contacting a composition comprising orally administered beta-glucan with said cells. This invention also provides a method for introducing substances into a subject comprising administering to the subject an effective amount of the above compositions. The substance which could be delivered orally includes but is not limited to peptides, proteins, RNAs, DNAs, chemotherapeutic agents, biologically active agents, plasmids, and other small molecules and compounds. Finally, this invention provides a composition comprising orally administered beta-glucan capable of enhancing efficacy of IgM and different uses of the said composition.
    Type: Grant
    Filed: February 6, 2013
    Date of Patent: December 15, 2015
    Assignees: Sloan-Kettering Institute for Cancer Research, BIOTEC PHARMACON ASA
    Inventors: Nai-Kong V. Cheung, Rolf Einar Engstad
  • Patent number: 9133447
    Abstract: The invention provides methods of removing nucleic acid contamination from reverse transcription reactions and hot-start PCR, wherein said hot-start PCR is a barrier hot-start PCR set up and/or involves a hot-start DNA polymerase, which methods comprise use of a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA. The invention further provides a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA, nucleic acids encoding said DNase and kits or compositions comprising said DNase or said nucleic acid.
    Type: Grant
    Filed: September 25, 2013
    Date of Patent: September 15, 2015
    Assignee: Biotec Pharmacon ASA
    Inventors: Olav Lanes, Morten Elde, Dag Rune Gjellesvik
  • Patent number: 8946193
    Abstract: The invention relates to a glucan having a beta-(1,3)-backbone with one or more beta-(1,3)-side chains linked thereto for use in the treatment of asthma and related diseases of abnormal pulmonary function in an animal. Also described is a method of treating asthma and related diseases of abnormal pulmonary function in an animal comprising administering to said animal an effective amount of a glucan having a beta-(1,3)-backbone with one or more beta-(1,3)-side chains linked thereto.
    Type: Grant
    Filed: July 30, 2012
    Date of Patent: February 3, 2015
    Assignee: Biotec Pharmacon ASA
    Inventor: Rolf Seljelid
  • Patent number: 8912165
    Abstract: A method of treating an ulcer comprising applying to the ulcer a preparation comprising a water-soluble ?-(1,3) glucan with ?-(1,6) linked side-chains, where the side-chains comprise ?-(1,3) linkages or up to four consecutive ?-(1,6) linkages a active ingredients.
    Type: Grant
    Filed: July 2, 2013
    Date of Patent: December 16, 2014
    Assignee: Biotec Pharmacon ASA
    Inventors: Rolf Engstad, Rolf Seljelid
  • Publication number: 20140093938
    Abstract: The invention provides methods of removing nucleic acid contamination from reverse transcription reactions and hot-start PCR, wherein said hot-start PCR is a barrier hot-start PCR set up and/or involves a hot-start DNA polymerase, which methods comprise use of a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA. The invention further provides a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA, nucleic acids encoding said DNase and kits or compositions comprising said DNase or said nucleic acid.
    Type: Application
    Filed: September 25, 2013
    Publication date: April 3, 2014
    Applicant: BIOTEC PHARMACON ASA
    Inventors: Olav Lanes, Morten Elde, Dag Rune Gjellesvik
  • Publication number: 20130315979
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 35 to 60° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Application
    Filed: November 29, 2011
    Publication date: November 28, 2013
    Applicant: Biotec Pharmacon ASA
    Inventors: Rolf Engstad, Stein-Tore Solem, Dag-Eirik Ramsøy
  • Publication number: 20130309286
    Abstract: The present invention relates to a gel composition comprising a glucan and a gelling agent, said composition having a melting point (gel to sol) above 37° C., as well as to the uses of this composition in therapy, in particular in wound healing.
    Type: Application
    Filed: November 29, 2011
    Publication date: November 21, 2013
    Applicant: BIOTEC PHARMACON ASA
    Inventors: Rolf Engstad, Dag-Eirik Ramsoy, Erik Steene
  • Publication number: 20130310338
    Abstract: The present invention relates to a glucan having a weight average molar mass of 15,000 to 50,000 g/mol on a single chain basis and a weight average molar mass in aqueous solution on an aggregate basis of 4 to 20×105 g/mol and existing in gel form in aqueous solution at a concentration ?1% at 25° C. and neutral pH and having a melting temperature (gel to sol) of 30 to 44° C. when the glucan is dissolved in water at a concentration of 2%, methods for the production thereof, medical uses thereof, physical supports having the glucan applied thereto or impregnated thereon and in vitro methods of proliferation of skin cells which comprise contacting a population of skin cells with the glucan.
    Type: Application
    Filed: November 29, 2011
    Publication date: November 21, 2013
    Applicant: Biotec Pharmacon ASA
    Inventors: Rolf Engstad, Thor Nøkland
  • Patent number: 8551753
    Abstract: The invention provides methods of removing nucleic acid contamination from reverse transcription reactions and hot-start PCR, wherein said hot-start PCR is a barrier hot-start PCR set up and/or involves a hot-start DNA polymerase, which methods comprise use of a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA. The invention further provides a DNase that is substantially irreversibly inactivated by heating at a temperature of about 50° C. for 5 minutes, and that is substantially specific for double stranded DNA, nucleic acids encoding said DNase and kits or compositions comprising said DNase or said nucleic acid.
    Type: Grant
    Filed: July 21, 2010
    Date of Patent: October 8, 2013
    Assignee: Biotec Pharmacon ASA
    Inventors: Olav Lanes, Morten Elde, Dag Rune Gjellesvik
  • Patent number: 8501710
    Abstract: A method of treating an ulcer comprising applying to the ulcer a preparation comprising a water-soluble ?-(1,3) glucan with ?-(1,6) linked side-chains, where the side-chains comprise ?-(1,3) linkages or up to four consecutive ?-(1,6) linkages as active ingredients.
    Type: Grant
    Filed: May 19, 2004
    Date of Patent: August 6, 2013
    Assignee: Biotec Pharmacon ASA
    Inventors: Rolf Engstad, Rolf Seljelid
  • Publication number: 20130183295
    Abstract: This invention provides a method for introducing substances into cells comprising contacting a composition comprising orally administered beta-glucan with said cells. This invention also provides a method for introducing substances into a subject comprising administering to the subject an effective amount of the above compositions. The substance which could be delivered orally includes but is not limited to peptides, proteins, RNAs, DNAs, chemotherapeutic agents, biologically active agents, plasmids, and other small molecules and compounds. Finally, this invention provides a composition comprising orally administered beta-glucan capable of enhancing efficacy of IgM and different uses of the said composition.
    Type: Application
    Filed: February 6, 2013
    Publication date: July 18, 2013
    Applicants: Biotec Pharmacon ASA, Sloan-Kettering Institute for Cancer Research
    Inventors: Sloan-Kettering Institute for Cancer Research, Biotec Pharmacon ASA