Patents by Inventor Christina ABRAHAMSBERG

Christina ABRAHAMSBERG 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).

  • Publication number: 20200390910
    Abstract: Disclosed is a process for producing a contrast agent-containing pharmaceutical preparation, which contains as the contrast agent a complex of a lanthanide, in particular gadolinium, and a macrocyclic chelate, in particular DOTA.
    Type: Application
    Filed: February 20, 2019
    Publication date: December 17, 2020
    Inventors: Stefan WELZIG, Beate KÄLZ, József GUNGL, Klaus GERDES, Roswitha BRAUNRATH, Christina ABRAHAMSBERG
  • Patent number: 10265397
    Abstract: Photodynamic therapy of tumors such as bladder tumors includes photosensitizing with a photosensitizer that is a complex or a compound of hypericin and a polymeric complexing agent. The photosensitizer is formed from an alkali salt of hypericin and the polymeric complexing agent. The alkali salt of hypericin is a sodium salt or a potassium salt. The complexing agent is a polyethylene glycol or a poly-N-vinyl amide.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: April 23, 2019
    Assignee: SANOCHEMIA PHARMAZEUTIKA AG
    Inventors: Stefan Welzig, Gregor Medinger, Beate Kálz, József Gungl, Klaus Gerdes, Werner Frantsits, Christina Abrahamsberg
  • Patent number: 10201609
    Abstract: Photodynamic therapy of tumors such as bladder tumors includes photosensitizing with a photosensitizer that is a complex or a compound of hypericin and a polymeric complexing agent. The photosensitizer is formed from an alkali salt of hypericin and the polymeric complexing agent. The alkali salt of hypericin is a sodium salt or a potassium salt. The complexing agent is a polyethylene glycol or a poly-N-vinyl amide.
    Type: Grant
    Filed: November 7, 2017
    Date of Patent: February 12, 2019
    Assignee: SANOCHEMIA PHARMAZEUTIKA AG
    Inventors: Stefan Welzig, Gregor Medinger, Beate Kälz, József Gungl, Klaus Gerdes, Werner Frantsits, Christina Abrahamsberg
  • Patent number: 10143751
    Abstract: Photodynamic therapy of tumors such as bladder tumors includes photosensitizing with a photosensitizer that is a complex or a compound of hypericin and a polymeric complexing agent. The photosensitizer is formed from an alkali salt of hypericin and the polymeric complexing agent. The alkali salt of hypericin is a sodium salt or a potassium salt. The complexing agent is a polyethylene glycol or a poly-N-vinyl amide.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: December 4, 2018
    Assignee: SANOCHEMIA PHARMAZEUTIKA AG
    Inventors: Stefan Welzig, Gregor Medinger, Beate Kalz, Jozsef Gungl, Klaus Gerdes, Werner Frantsits, Christina Abrahamsberg
  • Publication number: 20180055934
    Abstract: Photodynamic therapy of tumors such as bladder tumors includes photosensitizing with a photosensitizer that is a complex or a compound of hypericin and a polymeric complexing agent. The photosensitizer is formed from an alkali salt of hypericin and the polymeric complexing agent. The alkali salt of hypericin is a sodium salt or a potassium salt. The complexing agent is a polyethylene glycol or a poly-N-vinyl amide.
    Type: Application
    Filed: November 7, 2017
    Publication date: March 1, 2018
    Inventors: Stefan WELZIG, Gregor MEDINGER, Beate KÄLZ, József GUNGL, Klaus GERDES, Werner FRANTSITS, Christina ABRAHAMSBERG
  • Publication number: 20180055935
    Abstract: Photodynamic therapy of tumors such as bladder tumors includes photosensitizing with a photosensitizer that is a complex or a compound of hypericin and a polymeric complexing agent. The photosensitizer is formed from an alkali salt of hypericin and the polymeric complexing agent. The alkali salt of hypericin is a sodium salt or a potassium salt. The complexing agent is a polyethylene glycol or a poly-N-vinyl amide.
    Type: Application
    Filed: November 7, 2017
    Publication date: March 1, 2018
    Inventors: Stefan WELZIG, Gregor MEDINGER, Beate KÄLZ, József GUNGL, Klaus GERDES, Werner FRANTSITS, Christina ABRAHAMSBERG
  • Patent number: 9775900
    Abstract: In the early detection of cancer, in particular bladder cancer, a photodynamic diagnosis uses, as a photosensitizer, a formulation that contains sodium hypericinate that is bonded to polyvinylpyrrolidone or complexed with polyvinylpyrrolidone.
    Type: Grant
    Filed: March 27, 2017
    Date of Patent: October 3, 2017
    Assignee: SANOCHEMIA PHARMAZEUTIKA AG
    Inventors: Stefan Welzig, Beate Kälz, József Gungl, Klaus Gerdes, Werner Frantsits, Christina Abrahamsberg
  • Publication number: 20170196976
    Abstract: In the early detection of cancer, in particular bladder cancer, a photodynamic diagnosis uses, as a photosensitizer, a formulation that contains sodium hypericinate that is bonded to polyvinylpyrrolidone or complexed with polyvinylpyrrolidone.
    Type: Application
    Filed: March 27, 2017
    Publication date: July 13, 2017
    Inventors: Stefan WELZIG, Beate KÄLZ, József GUNGL, Klaus GERDES, Werner FRANTSITS, Christina ABRAHAMSBERG
  • Patent number: 9629932
    Abstract: In the early detection of cancer, in particular bladder cancer, a photodynamic diagnosis uses, as a photosensitizer, a formulation that contains sodium hypericinate that is bonded to polyvinylpyrrolidone or complexed with polyvinylpyrrolidone.
    Type: Grant
    Filed: October 8, 2015
    Date of Patent: April 25, 2017
    Assignee: SANOCHEMIA PHARMAZEUTIKA AG
    Inventors: Stefan Welzig, Beate Kalz, Jozsef Gungl, Klaus Gerdes, Werner Frantsits, Christina Abrahamsberg
  • Publication number: 20170087256
    Abstract: In the early detection of cancer, in particular bladder cancer, a photodynamic diagnosis uses, as a photosensitizer, a formulation that contains sodium hypericinate that is bonded to polyvinylpyrrolidone or complexed with polyvinylpyrrolidone.
    Type: Application
    Filed: October 8, 2015
    Publication date: March 30, 2017
    Inventors: Stefan WELZIG, Beate KALZ, Jozsef GUNGL, Klaus GERDES, Werner FRANTSITS, Christina ABRAHAMSBERG
  • Publication number: 20170087249
    Abstract: A treatment of cancer, such as, for example, bladder cancer, uses a formulation that contains sodium hypericinate that is bonded to polyvinylpyrrolidone or complexed with polyvinylpyrrolidone.
    Type: Application
    Filed: October 8, 2015
    Publication date: March 30, 2017
    Inventors: Stefan WELZIG, Gregor MEDINGER, Beate KALZ, Jozsef GUNGL, Klaus GERDES, Werner FRANTSITS, Christina ABRAHAMSBERG