Patents by Inventor Heidi Johnsen

Heidi Johnsen 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).

  • Patent number: 11957123
    Abstract: The present invention relates to a kit suitable for preparing a sustained release composition, in particular for preparing a sustained release composition comprising spermatozoa embedded within an alginate matrix.
    Type: Grant
    Filed: June 4, 2019
    Date of Patent: April 16, 2024
    Assignee: SpermVital AS
    Inventors: Elisabeth Kommisrud, Anne Hege Alm-Kristiansen, Geir Klinkenberg, Lars Kilaas, Wilhelm Robert Glomm, Eugenia Mariana Sandru, Heidi Johnsen
  • Patent number: 11957793
    Abstract: The present invention provides a nanoparticle comprising a poly(alkyl cyanoacrylate) homopolymer, or copolymer, at least one active agent and an anionic and radical inhibitor, wherein the anionic and radical inhibitor is a compound having the following formula: wherein R1 is H; and R3, R4, R5, R6 and R7 are independently selected from the group consisting of —H, —OH, C1-C6 alkoxide, C1-C6 alkyl, halides, carboxylic acid, ketone or aldehyde; wherein the anionic and radical inhibitor is present in an amount of 0.001 to 15 wt %, as well as a process suitable for manufacture of the nanoparticle.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: April 16, 2024
    Assignee: SINTEF TTO AS
    Inventors: Ruth Schmid, Peter Molesworth, Yrr Mørch, Einar Sulheim, Heidi Johnsen
  • Patent number: 11851514
    Abstract: This invention relates to monodisperse cross-linked hydrogel polymer particles comprising a polymer formed from (a) a hydrophilic vinylic monomer; and (b) a crosslinker comprising at least two vinyl groups. The invention also relates to monodisperse seed particles with a Z-average diameter of from 100 nm to 1500 nm that comprise a plurality of non-crosslinked oligomers of poly N,N-dimethylacrylamide. Also provided are methods of forming the monodisperse cross-linked hydrogel polymer particles and monodisperse seed particles.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: December 26, 2023
    Assignee: Life Technologies AS
    Inventors: Geir Fonnum, Nils Pontus Lundberg, Muhammed Talha Gokmen, Synne Larsen, Wilhelm Glomm, Heidi Johnsen, Ruth Schmid, Lars Kilaas
  • Patent number: 11806330
    Abstract: Described herein is an active ingredient encapsulated into poly (alkyl cyanoacrylate) nanoparticles and their use in anti-cancer treatments by intraperitoneal administration.
    Type: Grant
    Filed: March 27, 2019
    Date of Patent: November 7, 2023
    Assignees: SINTEF TTO AS, OSLO UNIVERSITETSSYKEHUS HF
    Inventors: Yrr Morch, Einar Sulheim, Kjersti Flatmark, Karianne Giller Fleten, Per Stenstad, Heidi Johnsen, Ruth Schmid
  • Publication number: 20230138395
    Abstract: Disclosed are pharmaceutical compositions including a plurality of nanoparticles including a compound of the following structure (1) or a pharmaceutically acceptable salt thereof. Also disclosed are methods of their use and preparation.
    Type: Application
    Filed: February 26, 2021
    Publication date: May 4, 2023
    Inventors: Peder M. ANDERSEN, Yrr MØRCH, Torsten GOESCH, Håvard SLETTA, Kristin DEGNES, Andreas ÅSLUND, Peter MOLESWORTH, Heidi JOHNSEN, Ruth SCHMID, Eugenia SANDRU, Sven Even BORGOS, Sofie SNIPSTAD, Einar SULHEIM
  • Publication number: 20220257525
    Abstract: Described herein is a hydrophobic anti-cancer drug encapsulated into poly (alkyl cyanoacrylate) nanoparticles and their use in cancer treatments by intracavitary rout of administration such as intraperitoneal administration.
    Type: Application
    Filed: September 24, 2021
    Publication date: August 18, 2022
    Inventors: Yrr MORCH, Ruth SCHMID, Einar SULHEIM, Per STENSTAD, Heidi JOHNSEN, Kjersti FLATMARK, Karianne Giller FLETEN
  • Publication number: 20220056184
    Abstract: This invention relates to monodisperse cross-linked hydrogel polymer particles comprising a polymer formed from (a) a hydrophilic vinylic monomer; and (b) a crosslinker comprising at least two vinyl groups. The invention also relates to monodisperse seed particles with a Z-average diameter of from 100 nm to 1500 nm that comprise a plurality of non-crosslinked oligomers of poly N,N-dimethylacrylamide. Also provided are methods of forming the monodisperse cross-linked hydrogel polymer particles and monodisperse seed particles.
    Type: Application
    Filed: August 27, 2021
    Publication date: February 24, 2022
    Inventors: Geir Fonnum, Nils Pontus Lundberg, Muhammed Talha Gokmen, Synne Larsen, Wilhelm Glomm, Heidi Johnsen, Ruth Schmid, Lars Kilaas
  • Patent number: 11130833
    Abstract: This invention relates to monodisperse cross-linked hydrogel polymer particles comprising a polymer formed from (a) a hydrophilic vinylic monomer; and (b) a crosslinker comprising at least two vinyl groups. The invention also relates to monodisperse seed particles with a Z-average diameter of from 100 nm to 1500 nm that comprise a plurality of non-crosslinked oligomers of poly N,N-dimethylacrylamide. Also provided are methods of forming the monodisperse cross-linked hydrogel polymer particles and monodisperse seed particles.
    Type: Grant
    Filed: October 8, 2020
    Date of Patent: September 28, 2021
    Assignee: LIFE TECHNOLOGIES AS
    Inventors: Geir Fonnum, Nils Pontus Lundberg, Muhammed Talha Gokmen, Synne Larsen, Wilhelm Glomm, Heidi Johnsen, Ruth Schmid, Lars Kilaas
  • Publication number: 20210236435
    Abstract: The present invention provides a nanoparticle comprising a poly(alkyl cyano-acrylate) homopolymer, or copolymer, at least one active agent and an anionic and radical inhibitor, wherein the anionic and radical inhibitor is a compound having the following formula: wherein R1 is H; and R3, R4, R5, R6 and R7 are independently selected from the group consisting of —H, —OH, C1-C6 alkoxide, C1-C6 alkyl, halides, carboxylic acid, ketone or aldehyde; wherein the anionic and radical inhibitor is present in an amount of 0.001 to 15 wt %, as well as a process suitable for manufacture of the nanoparticle.
    Type: Application
    Filed: August 23, 2019
    Publication date: August 5, 2021
    Inventors: Ruth Schmid, Peter Molesworth, Yrr Mørch, Einar Sulheim, Heidi Johnsen
  • Publication number: 20210186008
    Abstract: The present invention relates to a kit suitable for preparing a sustained release composition, in particular for preparing a sustained release composition comprising spermatozoa embedded within an alginate matrix.
    Type: Application
    Filed: June 4, 2019
    Publication date: June 24, 2021
    Inventors: Elisabeth Kommisrud, Anne Hege Alm-Kristiansen, Geir Klinkenberg, Lars Kilaas, Wilhelm Robert Glomm, Eugenia Mariana Sandru, Heidi Johnsen
  • Publication number: 20210139626
    Abstract: This invention relates to monodisperse cross-linked hydrogel polymer particles comprising a polymer formed from (a) a hydrophilic vinylic monomer; and (b) a crosslinker comprising at least two vinyl groups. The invention also relates to monodisperse seed particles with a Z-average diameter of from 100 nm to 1500 nm that comprise a plurality of non-crosslinked oligomers of poly N,N-dimethylacrylamide. Also provided are methods of forming the monodisperse cross-linked hydrogel polymer particles and monodisperse seed particles.
    Type: Application
    Filed: October 8, 2020
    Publication date: May 13, 2021
    Inventors: Geir FONNUM, Nils Pontus LUNDBERG, Muhammed Talha GOKMEN, Synne LARSEN, Wilhelm Glomm, Heidi Johnsen, Ruth SCHMID, Lars Kilaas
  • Publication number: 20210113482
    Abstract: The invention is related to the field nanoparticles and medical use. In particular, it relates to cabazitaxel (CBZ) as active ingredient encapsulated into poly (alkyl cyanoacrylate) nanoparticles for use in treatment of cancer.
    Type: Application
    Filed: March 27, 2019
    Publication date: April 22, 2021
    Inventors: Yrr Mørch, Ruth Schmid, Einar Sulheim, Per Stenstad, Heidi Johnsen, Kirsten Sandvig, Gunhild Mælandsmo, Tore Skotland, Kjersti Flatmark
  • Patent number: 10967039
    Abstract: A process for the preparation of targeting nanoparticles of a poly(alkyl cyanoacrylate) homopolymer or copolymer, wherein said method comprises, in a single step, the anionic polymerisation of an oil-in-water miniemulsion as herein defined. The invention also relates to nanoparticles produced from said process and to their use in medicine.
    Type: Grant
    Filed: May 28, 2014
    Date of Patent: April 6, 2021
    Assignee: SINTEF TTO AS
    Inventors: Ruth Schmid, Per Stenstad, Yrr Morch, Heidi Johnsen
  • Patent number: 10836854
    Abstract: This invention relates to monodisperse cross-linked hydrogel polymer particles comprising a polymer formed from (a) a hydrophilic vinylic monomer; and (b) a crosslinker comprising at least two vinyl groups. The invention also relates to monodisperse seed particles with a Z-average diameter of from 100 nm to 1500 nm that comprise a plurality of non-crosslinked oligomers of poly N,N-dimethylacrylamide. Also provided are methods of forming the monodisperse cross-linked hydrogel polymer particles and monodisperse seed particles.
    Type: Grant
    Filed: July 19, 2016
    Date of Patent: November 17, 2020
    Assignees: SINTEF, LIFE TECHNOLOGIES AS
    Inventors: Geir Fonnum, Nils Pontus Lundberg, Muhammed Talha Gokmen, Synne Larsen, Wilhelm Glomm, Heidi Johnsen, Ruth Schmid, Lars Kilaas
  • Publication number: 20200061019
    Abstract: Described herein is a hydrophobic anti-cancer drug encapsulated into poly (alkyl cyanoacrylate) nanoparticles and their use in cancer treatments by intracavitary rout of administration such as intraperitoneal administration.
    Type: Application
    Filed: November 12, 2019
    Publication date: February 27, 2020
    Inventors: Yrr Morch, Einar Sulheim, KJersti Flatmark, Karianne Giller Fleten, Per Stenstad, Heidi Johnsen, Ruth Schmid
  • Publication number: 20200023073
    Abstract: The present invention is generally directed to improvements in the treatment of cancer and diseases in the central nervous system. A new drug delivery system is provided, method for producing it and medical uses.
    Type: Application
    Filed: September 29, 2017
    Publication date: January 23, 2020
    Inventors: YRR MORCH, RUNE HANSEN, RUTH SCHMID, HEIDI JOHNSEN, PER STENSTAD, ANDREAS ASLUND, SOFIE SNIPSTAD, SIGRID BERG, EINAR SULHEIM, CATHARINA DAVIES
  • Publication number: 20190298682
    Abstract: Described herein is an active ingredient encapsulated into poly (alkyl cyanoacrylate) nanoparticles and their use in anti-cancer treatments by intraperitoneal administration.
    Type: Application
    Filed: March 27, 2019
    Publication date: October 3, 2019
    Inventors: YRR MORCH, EINAR SULHEIM, KJERSTI FLATMARK, KARIANNE GILLER FLETEN, Per Stenstad, Heidi Johnsen, Ruth Schmid
  • Publication number: 20180215852
    Abstract: This invention relates to monodisperse cross-linked hydrogel polymer particles comprising a polymer formed from (a) a hydrophilic vinylic monomer; and (b) a crosslinker comprising at least two vinyl groups. The invention also relates to monodisperse seed particles with a Z-average diameter of from 100 nm to 1500 nm that comprise a plurality of non-crosslinked oligomers of poly N,N-dimethylacrylamide. Also provided are methods of forming the monodisperse cross-linked hydrogel polymer particles and monodisperse seed particles.
    Type: Application
    Filed: July 19, 2016
    Publication date: August 2, 2018
    Applicant: SINTEF
    Inventors: Geir FONNUM, Nils LUNDBERG, Muhammed GOKMEN, Synne LARSEN, Wilhelm Glomm, Heidi Johnsen, Ruth SCHMID, Lars Kilaas
  • Publication number: 20160129132
    Abstract: A process for the preparation of targeting nanoparticles of a poly(alkyl cyanoacrylate) homopolymer or copolymer, wherein said method comprises, in a single step, the anionic polymerisation of an oil-in-water miniemulsion as herein defined. The invention also relates to nanoparticles produced from said process and to their use in medicine.
    Type: Application
    Filed: May 28, 2014
    Publication date: May 12, 2016
    Applicant: Sinvent AS
    Inventors: Ruth Schmid, Per Stenstad, Yrr Morch, Heidi Johnsen
  • Patent number: 9214250
    Abstract: A heat-treated polymer particle comprising an addition polymer core particle which has had swollen and polymerized therein a blend of an aromatic alcohol with an aldehyde or a blend of an aromatic amine or urea with an aldehyde and which has been subsequently heat treated, e.g. to a temperature of at least 150° C.
    Type: Grant
    Filed: October 28, 2011
    Date of Patent: December 15, 2015
    Assignee: Conpart AS
    Inventors: Keith Redford, Helge Kristiansen, Heidi Johnsen, Ruth Schmid, Justyna Justynska