Per Josefson

Partner Stockholm

Per Josefson specialises in intellectual property, trade secrets and product liability and has acquired more than twenty years’ experience in litigation and arbitration in the above areas. Per is also respected for his innovative approach to contracts and transactions and has extensive experience within the fields of pharmaceuticals, technology and IT.

  • Experience

    • Partner, Mannheimer Swartling, 2004-
    • Associate, Mannheimer Swartling, 2001-2003
    • In-house lawyer, Electrolux AB (publ), 2000-2001
    • Associate in Sweden and Russia, Mannheimer Swartling, 1996-2000
    • District Court Service, 1995-1996


    • LL.M (Stockholm University, 1995)
    • Studies in business administration (Stockholm University, 1995)


    • Swedish
    • English


    • Inside the Minds: Navigating Intellectual Property Law in Europe - Leading lawyers on complying with regional laws, leveraging new technology, and avoiding infringement issues, Aspatore Books by Thomson Reuters (co-writer) (2011)  
    • Swedish chapter of West’s Patents Throughout the World (2008)
    • Swedish chapter of West’s Designs and Utility Models Throughout the World (2008)
    • Writer of various articles including “Patent Protection of Computer Programs – the Scope of the Patent Claims”, Nordic Intellectual Property Law Review (1997), and “Limited protection for trademarks within the pharmaceutical field”, Nordic Intellectual Property Law Review (2009)
  • “Sources say: ‘He is an excellent lawyer who combines integrity with a truly commercial approach, has a down-to-earth personality and simply refuses to fail’.” (Chambers Global 2017)

    “Per Josefson keeps the firm in the headlines: ‘Per knows patent law inside out. He has taken the lead on a lot of pharmaceutical cases, including some especially complex ones. Very accomplished, he has also successfully negotiated some of the most significant IP transactions in recent memory’.” (IAM The world’s leading patent professionals 2016)

    “Litigator and silver-tongued negotiator Per Josefson has masterminded some of the highest-rolling transactions in the fields of pharmaceuticals’.” (The World's Leading Trademark Professionals 2016)

    • Swedish Bar Association, 2001 
    • Editorial advisor for Nordic Intellectual Property Law Review (Nordiskt Immateriellt Rättsskydd, NIR)
    • Swedish ICC’s Reference Group for Intellectual Property
    • International Bar Association
    • Swedish Association for the Protection of Industrial Property
    • Licensing Executives Society Scandinavia
    • Association Internationale pour la Protection de la Propriété Industrielle