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Jochen Sties

Dipl.-Ing., LL.M. - Patent Attorney, European Patent and Trademark Attorney


Jochen Sties
Dipl.-Ing., LL.M.
Patent Attorney, European Patent and Trademark Attorney

Phone: +49 (0) 89 / 59 98 87-103
Fax: +49 (0) 89 / 59 98 87-211

Curriculum Vitae

Studied mechanical engineering, specializing in aerospace technology at the Technical University of Munich, received a Diploma of Engineering in 1994. Passed the German patent bar examination in 1997.

European Patent and Trademark Attorney since 1998.

Master of Law in European Intellectual Property, Masters thesis on the protection of intellectual property as a fundamental right.

Regular lectures for different bar associations in the U.S. and Japan. Member of GRUR (German Association for the Protection of Intellectual Property).

Joined Prinz & Partner in 1991.

Professional Activity

Preparation of patent and utility model applications in the area of mechanical and materials engineering.

Examination, opposition and appeal proceedings before the German Patent and Trademark Office, the German Federal Patent Court and the European Patent Office, supervision of patent grant proceedings abroad, especially in the USA.

Preparation of portfolio and licensing strategies and opinions on validity and infringement of intellectual property rights.

National and international patent litigation, ITC proceedings in the U.S. Invalidity and revocation proceedings before the German Federal Court of Justice.

Languages: German, English, French.

Individual Specialization

Representation in hearings before the German Federal Patent Court and the European Patent Office.

Recommended in

Chambers Global/ Chambers Europe - 2024: Patent Prosecution: Lawyers - Band 1

Juve Patent - 2022: "Never quick to give in, always gets maximum results" (client)

Handelsblatt - 2022: Best IP Lawyers in Germany - Jochen Sties

Chambers Global / Chambers Europe - 2022: "Jochen Sties handles a broad remit of patent prosecution issues, including opposition proceedings, patent applications and employee invention matters. Clients appreciate that 'he gives very clear advice which is really effective and to the point'."

Juve Handbuch - 2021/2022: "Sehr gute Zusammenarbeit durch seine große Erfahrung bei Verletzungsverfahren."

Chambers Global / Chambers Europe - 2020: "He takes the time to answer all the questions and makes clear recommendations", says one impressed client, who adds: "The special needs and circumstances of the company are always taken into account so that we receive individually tailored solutions from him."

Handelsblatt - 2020: Best IP Lawyers in Germany - Jochen Sties

Juve Handbuch - 2019/2020: Oft empfohlen: "Sehr erfahren in Verletzungsklagen"

Chambers Global / Chambers Europe - 2019: "Clients appreciate that he is 'very uncomplicated and customer-oriented'."

Juve Handbuch - 2018/2019: "Oft empfohlen: Jochen Sties"

Chambers Global / Chambers Europe - 2018: "Clients value Jochen Sties for his 'very quick grasp of novel details of applications' and 'excellent reachibility and availability'."

Chambers Global / Chambers Europe - 2017: "Jochen Sties assists with patent and utility model applications, and regularly appears before the EPO in examination, opposition and appeal proceedings. He is most active in mechanical and materials engineering, having academically specialised in aerospace technology. Clients value his 'very quick and detailed grasp of the novel details of patent applications'.'' 

The Legal 500 Deutschland - 2017: "Jochen Sties is appreciated for his 'good and straightforward advice'."

Juve German Commercial Law Firms - 2017: "Frequently recommended: Jochen Sties ('excellent, vast litigation experience, competitor')."

Chambers Global / Chambers Europe - 2016: "Clients praise Jochen Sties for his 'broad expertise in machinery and electronics'. He assists with applications for patents and utility models in mechanical engineering, including examinations, oppositions and appeal proceedings. Clients say: 'He understands the needs of the clients and provides customised solutions'."

The Legal 500 Deutschland - 2016: Jochen Sties is "highly competent, rapid, reliable and client-oriented".

Juve German Commercial Law Firms - 2016: "Frequently recommended: Jochen Sties"

Chambers Global / Chambers Europe - 2015: "One client says: 'He constantly astounds us with the speed of his reactions to our requests.' Another states: 'We have a lot of trust in the competence of Mr Sties and are convinced that he always obtains the best result for us'."

The Legal 500 Germany - 2015: "Jochen Sties 'gives his clients the good feeling of always being the focus of attention'."

Juve German Commercial Law Firms - 2015: "Frequently recommended: Jochen Sties ('good service, good price/performance ratio', client)."

Chambers Global / Chambers Europe - 2014: "highly experienced in preparing patent and utility model applications in the field of mechanical and materials engineering."