Patents by Inventor Peter Löwenhielm

Peter Löwenhielm 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: 11376345
    Abstract: The present invention relates to an antibacterial co-polymer comprising a water soluble backbone polymer having in at least one end a dendritic or hyperbranched polymer of generation 1 to 6 wherein at least one functional group comprising a carboxylic amine has been covalently attached to the periphery of the dendritic or hyperbranched polymer. The present invention also relates to said anti-bacterial co-polymer when said co-polymer has been cross-linked with a cross-linking agent and to uses of the cross-linked co-polymer in a hydrogel for the treatment or prevention of bacterial infections, particularly in surgical site infections (SSIs).
    Type: Grant
    Filed: November 23, 2018
    Date of Patent: July 5, 2022
    Assignee: SENTIGEL AB
    Inventors: Peter Löwenhielm, Michael Malkoch, Oliver Andrén
  • Publication number: 20210213160
    Abstract: The present invention relates to an antibacterial co-polymer comprising a water soluble backbone polymer having in at least one end a dendritic or hyperbranched polymer of generation 1 to 6 wherein at least one functional group comprising a carboxylic amine has been covalently attached to the periphery of the dendritic or hyperbranched polymer. The present invention also relates to said anti-bacterial co-polymer when said co-polymer has been cross-linked with a cross-linking agent and to uses of the cross-linked co-polymer in a hydrogel for the treatment or prevention of bacterial infections, particularly in surgical site infections (SSIs).
    Type: Application
    Filed: November 23, 2018
    Publication date: July 15, 2021
    Inventors: Peter LÖWENHIELM, Michael MALKOCH, Oliver ANDRÉN
  • Patent number: 10111959
    Abstract: The present invention pertains to antimicrobial compositions comprising inter alia at least one alkenyl- and/or alkynyl-substituted polysiloxane, at least one polysiloxane comprising silicon-bonded hydrogen atoms, and at least one hydrosilylation catalyst, as well as antimicrobial silicone gels, wound dressings, and methods of preparing the above.
    Type: Grant
    Filed: November 3, 2016
    Date of Patent: October 30, 2018
    Assignee: MÖLNLYCKE HEALTH CARE AB
    Inventors: Peter Löwenhielm, Malin Holmén, Dennis Hansson, Sofia Bergstrand, Stefan Areskoug
  • Publication number: 20170080090
    Abstract: The present invention pertains to antimicrobial compositions comprising inter alia at least one alkenyl- and/or alkynyl-substituted polysiloxane, at least one polysiloxane comprising silicon-bonded hydrogen atoms, and at least one hydrosilylation catalyst, as well as antimicrobial silicone gels, wound dressings, and methods of preparing the above.
    Type: Application
    Filed: November 3, 2016
    Publication date: March 23, 2017
    Inventors: Peter Löwenhielm, Malin Holmén, Dennis Hansson, Sofia Bergstrand, Stefan Areskoug
  • Patent number: 9492549
    Abstract: The present invention pertains to antimicrobial compositions comprising inter alia at least one alkenyl- and/or alkynyl-substituted polysiloxane, at least one polysiloxane comprising silicon-bonded hydrogen atoms, and at least one hydrosilylation catalyst, as well as antimicrobial silicone gels, wound dressings, and methods of preparing the above.
    Type: Grant
    Filed: April 13, 2011
    Date of Patent: November 15, 2016
    Assignee: Mölnlycke Health Care AB
    Inventors: Peter Löwenhielm, Malin Holmén, Dennis Hansson, Sofia Bergstrand, Stefan Areskoug
  • Publication number: 20130101633
    Abstract: The present invention pertains to antimicrobial compositions comprising inter alia at least one alkenyl-and/or alkynyl-substituted polysiloxane, at least one polysiloxane comprising silicon-bonded hydrogen atoms, and at least one hydrosilylation catalyst, as well as antimicrobial silicone gels, wound dressings, and methods of preparing the above.
    Type: Application
    Filed: April 13, 2011
    Publication date: April 25, 2013
    Applicant: MOLNLYCKE HEALTH CARE AB
    Inventors: Peter Löwenhielm, Malin Holmén, Dennis Hansson, Sofia Bergstrand, Stefan Areskoug