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Dr. Malte Köllner

Head of Frankfurt Office

Patent attorney (Patentanwalt; DE)

European Patent, Trademark and Design Attorney

Dr. Malte Köllner is an expert in patent prosecution. He leads Dennemeyer's foreign filing practice. Recently, Dr. Köllner developed the Flat Fee Prosecution program for Dennemeyer & Associates, which won an IP innovation award in 2014.

He has authored and co-authored numerous publications on Intellectual Property, among others a handbook for the PCT (Patent Cooperation Treaty), which has developed into a standard textbook for students. He is editor in chief of the scientific journal of the German chamber of patent attorneys, the leading journal on patent law in German speaking countries.

He is also well known for his contribution to monetary patent valuation, co-authoring the German DIN standard on patent valuation and is a regular lecturer on Intellectual Property and its valuation, as well as IP Due Diligence.


Dr. Malte Köllner speaks English, German and French and has been active in the field of IP since 1996.

Area of expertise: Engineering, Physics, Computer Science, Optics

Qualifications & authorizations

  • Patentanwalt
  • European Patent, Trademark and Design Attorney
  • Dr. rer. nat. (Doctorate in Physical-Chemistry, Germany)
  • Master in Phyiscs (Heidelberg, Germany)

Awards & memberships

  • Germany's best attorneys, Handelsblatt, 2014, 2016 - 2019
  • The World's Leading Lawyers, Chambers Europe and Global, Germany: Intellectual Property: Prosecution and Valuation, 2011 -2014
  • World´s leading patent strategists, IAM, 2009 - 2016

Selected publications

  • "95 Thesen zur Aussetzung", Malte Köllner, Eric Sergheraert, Mihnea Hanganu, Mitteilungen der deutschen Patentanwälte, 2018, 8
  • Malte Köllner: PCT-Handbuch, Carl Heymanns Verlag, 11th edition, 2016
  • "Rumour has it", Malte Köllner, Paul Weber, Mitteilungen der deutschen Patentanwälte, 2014, 429
  • "Ich liebe meinen Beruf! Ein Gespräch mit Heinz Bardehle", Malte Köllner, Mitteilungen der deutschen Patentanwälte, 2012, 297
  • "Due Diligence or Discount, Monetary effect of legal aspects in patent valuation", Malte Köllner, LES Nouvelles, Volume XLIV No. 1, März 2009, S. 24-37
  • "Patent party", Malte Köllner, IP VC, Intellectual Asset Management, London, Jun/Jul 2008
  • „Vorwort zur Bemessung des Schadensersatzes“, Malte Köllner, Mitteilungen der deutschen Patentanwälte, 2006, 289