Cordula Schumacher LL.M. (née Tellmann)

  • Attorney-at-Law (admitted in Germany)
  • Bar-Certified Specialist Attorney for Intellectual Property Law
  • Partner

Janine Rautenberg

Contact data

T   +49 211 54 24 40 45
F   +49 211 54 24 40 44

Cordula Schumacher LL.M. is a partner of the firm. She specialises in intellectual property law and, in particular, patent litigation.


The JUVE Handbook German Commercial Law Firms has her as one of nationwide 13 “Leading Partners under 50 years” in patent law. 


Legal 500 praises “excellent communicator” and “vigorous specialist” Cordula Schumacher as a “top patent litigator” whose performance amazes clients”.  As a  “strategic thinker identifying the key issues” and as “accessible, expert in her field”, she offers a “prompt and reliable service”.


She is continuously praised by listings as an expert in her field in IAM Patent 1000 as “an impressive lawyer with a sharp mind and excellent technical understanding”(“polyglot and pharma ace” whose “star continues to rise”) and Chambers and is highly recommended by Leaders League. Chambers reports about client appraisal: “She is great at co-ordinating cases and actions. She is prudent and really sees the essential, where others get lost in the woods.” The JUVE Handbook German Commercial Law Firms highly recommends Cordula Schumacher for patent litigation (quote: “very good trial preparation”) and she was voted by her peers into the Best Lawyers Ranking. 


The firm’s patent practice is recommended as a “well established and powerful team” with “strength and depth” in Legal 500, “in particular for difficult patent proceedings where the team meets highest standards in timing and quality” and “whose briefs are ‘a miracle of structure and precision and at that written to the point and a pleasure to read'”. The patent practice is further continuously recommended as one of the global top 1000 in IAM Patent 1000 (“The team does a wonderful and very detailed job. Its members are very meticulous and able to navigate complex scenarios and uncertain jurisprudence”). Chambers quote clients: “The lawyers are very good, with the experience to know what the real issues are in a case and focus their efforts there. They are creative and go the extra mile. You get quick responses and great answers.” and “It is a high-quality, successful firm with a very good track record. The partners are always on top of the case.”

ARNOLD RUESS is JUVE law firm of the year for IP and Patents 2019 in Germany.

  • Born 1976 in Oldenburg
  • Law and business administration studies at the Universities of Bayreuth, Cologne and Hawaii Pacific University
  • Diploma in European Law from the University Sorbonne-Panthéon, Paris I
  • Master of Laws (LL.M.) in Intellectual Property Law, University of Düsseldorf
  • Professional experience: 2006 – 2011 Attorney-at-law (Principal Associate) with Freshfields Bruckhaus Deringer, Düsseldorf; since 2012 partner with ARNOLD RUESS; Bar-Certified Specialist Attorney for Intellectual Property Law since 2009
  • Languages: German, English, French, Spanish
  • Continuous advice and representation in patent infringement and validity proceedings (nullity and opposition proceedings) of national and international companies, e.g. in the area of pharmaceuticals, medical devices, chemistry, sewage management, automobile, software, consumer goods, international coordination with proceedings in other countries.
  • Various successful court proceedings in relation to Supplementary Protection Certificates including representation at the Federal Supreme Court and referral questions to the European Court of Justice, inter alia on behalf of a world leading pharmaceutical corporation.
  • Employees’ inventions: Advising various German and American companies with respect to the introduction of internal systems of recording and legal handling of such inventions.
  • Representation of a leading mobile phone manufacturer in a key case on the interface of patent and competition law, in particular regarding FRAND and licensing issues.
  • Advising an international pharmaceutical company in connection with the pharmaceutical Sector Inquiry of the European Commission.
  • Advising on pharmaceutical advertising law, inter alia, a leading manufacturer of allergen immunotherapy.
  • License and distribution agreements, e.g. accompanying the worldwide distribution of products in the field of podiatry.
  • IP FORUM, Munich: “High Tech Patenting & Litigation – Current State” (2019)
  • 27th Fordham Conference for Intellectual Property Law and Policy, New York: “Biosimilar Patent Litigation – Same Same but Different?” (2019)
  • Patents and Standards, Mannheim FRAND-Forum: “European FRAND case law on confidentiality and comparative licenses” (2019)
  • 18th Düsseldorf Patent Days: “Abuse of dominance by asserting patent injuntion claims – confidentiality of company data”, together with Dr. Clemens-August Heusch, Nokia (2019)
  • Women in IP, Düsseldorf: “Patent infringement proceedings – DO’s and DON’Ts”, together with Ulrike Voß, Presiding Judge 15th Civil Senate, Court of Appeal Düsseldorf (2019)
  • 26th Fordham Conference for Intellectual Property Law and Policy, New York: “Qualcomm vs Apple litigation” (2018)
  • International Women’s Leadership Forum, London: “Industry 4.0 and the digital revolution of IP” (2018)
  • LES 2017 Annual Meeting, Chicago, Panel Discussion: “IP litigation and SEP licensing post Huawei v ZTE – Recent developments on negotiations, injunctions and royalty rates” (2017)
  • 25th Fordham Conference for Intellectual Property Law and Policy, New York: Discussion on Phar-ma, IP & Competition (2017)
  • Universität Bayreuth: “Workshop Intellectual Property” (2017)
  • 24th Fordham Conference for Intellectual Property Law and Policy, New York: FRAND / Standard-essential Patents (2016)
  • 23rd Fordham Conference for Intellectual Property Law and Policy, Cambridge: “Panel Discussion: What patent laws should apply in the UPC?” (2015)
  • Young EPLAW Congress, Brüssel: “Territorial Scope of Patent Infringement” (2011; together with Marjanka Vermunt)
  • Pharma-Lizenz-Club Deutschland: “Die Sektoruntersuchung Pharma – Auswirkungen auf Kooperati-onsverträge” (2009; zusammen mit Dr. Uta Itzen)
  • Post graduate seminar Intellectual Property, University of Bayreuth (Workshop patent law), 2007 and 2008

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