Contact information

Christian Rackur
Patent Attorney

Phone: +47 24 00 37 32

Onsagers AS
Neuer Wall 1
203545 Hamburg


Christian Rackur is a mechanical engineer and a German patent attorney.

Prior to joining Onsagers, Christian worked at Maiwald since 2007 and joined a spin-off of Maiwald in early 2016. He has extensive experience in patent prosecution, including handling large patent portfolios, drafting patent applications at a very high rate, lead coordination of complex patent families, efficient handling of Examination proceedings, oppositions, freedom-to-operate analyses and personal counselling in all areas of patent law.
Christian studied mechanical engineering at the Technical Universities of Braunschweig and Hamburg, specializing in aircraft systems engineering. After his studies, he worked at Monash University in Clayton (Melbourne), Australia, and at the German Aerospace Center (DLR) in Braunschweig. At DLR he focused on linear and non-linear flight simulation and the design and testing of experimental aircraft. He has been actively involved in various EU projects on the design and certification of unmanned aerial vehicles for operation in civil airspace.

Career History

2023 – d.d.: Patent attorne, Onsagers AS in Hamburg
2016 – 2022: Patent attorney, LKGlobal (US-German IP law firm, spin-off of Maiwald)
2007 – 2016: Patent attorney, Maiwald (German IP law firm)
2004 – 2007: Patent attorney in training, Eisenführ, Speiser & Partner (German IP law firm) in Bremen, German Patent and Trademark Office, and German Federal Patent Court
2001 – 2004: Research associate, German Aerospace Center (DLR)
2000 – 2001: Trainee, Monash University Clayton (Melbourne), Australia


1994 – 2000: Studies of mechanical engineering at TU Braunschweig and TU Hamburg


German, English