Dr. rer. nat. Cornelia Oetke


German and European
Patent Attorney
European Trademark and Design Attorney
Representative before the UPC



German, English


Dr. rer. nat. Cornelia Oetke
Phone +49 89 210232-0
Fax +49 89 210232-65


Dr. Cornelia Oetke holds a doctorate in biology and is admitted to practice as a German and European Patent Attorney. She is a member of the Biology/Biotechnology and Pharmaceuticals team and a partner at Wallinger Ricker Schlotter Tostmann. 

Legal Practice

Dr. Oetke's areas of practice include the prosecution of European patent applications and the enforcement and defense of intellectual property rights in opposition and nullity proceedings. A special focus of her work is also the drafting of patent applications and she is happy to advise and assist you competently in building up your patent portfolio. Dr. Oetke also has extensive experience in advising on and filing supplementary protection certificates and in preparing patent infringement, FTO, and validity opinions.

Dr. Oetke has been working in the field of intellectual property for more than 10 years. After working for a renowned, internationally-active Munich patent law firm for many years, she joined the WR team in 2017.

Technical Background

Dr. Oetke specializes in advising and representing clients in the fields of biotechnology, active ingredients (small molecules, proteins) and medical uses, formulations, antibodies, CAR T-cells, biosimilars, vaccines, gene therapy, stem cells, cell culture media and cell culture processes, expression systems, and diagnostic methods.

Dr. Oetke studied at the Ruprecht-Karls-University in Heidelberg and completed her diploma thesis and PhD at the German Cancer Research Center (DKFZ) in Heidelberg. Following her PhD in 2003, she worked for five years as a post-doctoral researcher in immunology at the University of Dundee in the UK.


Since 2019
Partner at Wallinger Ricker Schlotter Tostmann

Since 2017
Patent Attorney at WR

Patent Attorney at df-mp, Munich

Training as Patent Attorney at df-mp, at the German Patent and Trademark Office and at the Federal Patent Court

Post-doc in immunology at the University of Dundee, UK

Doctorate at the German Cancer Research Center 

Until 1999
Study of biology at the Ruprecht-Karls-University Heidelberg


  • German Association for the Protection of Intellectual Property and Copyright e.V. (GRUR)
  • Association of German Patent Engineers and Patent Assessors (VPP)
  • Licensing Executives Society (LES)
  • International Association for the Protection of Intellectual Property (AIPPI)


Selected scientific publications

  • Delputte, PL, Van Breedam W, Delrue I, Oetke C, Crocker PR, Nauwynck HJ (2007) Porcine arterivirus attachment to the macrophage-specific receptor sialoadhesin is dependent on the sialic acid binding activity of the N-terminal immunoglobulin domain of sialoadhesin.J Virol. 81(17): 9546-9550.
  • Jiang H-R, Hwenda L, Makinen K, Oetke C, Crocker PR, Forrester JV (2006) Sialoadhesin promotes the inflammatory response in experimental autoimmune uveoretinitis. J. Immunol. 177(14): 2258-62.
  • Oetke C, Kraal G, Crocker PR (2006) The antigen recognized by MOMA-I is sialoadhesin. Immuno.l Lett. 106(1): 96-8.
  • Kobsar I, Oetke C, Kroner A, Wessig C, Crocker P, Martini R (2006) Attenuated demyelination in the absence of the macrophage-restricted adhesion molecule sialoadhesin (Siglec-1) in mice heterozygously deficient in P0. Mol. Cell. Neurosci. 31(4): 685-91.
  • Oetke C, Vinson MC, Jones C, Crocher (2006) Sialoadhesin-deficient mice exhibit subtle changes in B and T cell populations and reduced immunoglobulin M levels. Mol. Cell. Biol. 26(4): 1549-57.
  • Oetke C, Hinderlich S, Reutter W, Pawlita M (2003) Epigenetically mediated loss of UDP-GlcNAc 2- epimerase/ManNAc kinase expression in hyposialylated cell lines. Biochem. Biophys. Res. Commun. 308(4): 892-8.
  • Oetke C, Brossmer R, Mantey LR, Hinderlich S, Isecke R, Reutter W, Keppler OT, Pawlita M. (2002) Versatile biosynthetic engineering of sialic acid in living cells using synthetic sialic acid analogues. J. Biol. Chem. 277(8): 6688-6695.
  • Oetke C, Hinderlich S, Brossmer R, Reutter W, Pawlita M, Keppler OT. (2001) Evidence for efficient uptake and incorporation of sialic acid by eukaryotic cells. Eur. J. Biochem. 268(16): 4553-61.
  • Oetke C, Auvinen E, Pawlita M, Alonso A. (2000) Human papillomavirus type 16 E5 protein localizes to the Golgi apparatus but does not grossly affect cellular glycosylation. Arch. Virol. 145(10): 2183-91.