Your patent attorneys and attorneys at law for the legal protection of industrial property rights

Germany’s Best Lawyers 2025

Handelsblatt and Best Lawyers have honored “Germany’s Best Lawyers 2025” and we are very pleased to have been mentioned here again. This award is based on surveys of commercial lawyers, so we would like to thank all our colleagues who have recommended us so highly.

Prüfer & Partner recognized in IAM Patent 1000 2025 for Patent Prosecution and Nullity

We are pleased to share that our firm Prüfer & Partner together with six of our intellectual property attorneys have been recognized for their outstanding work in patent prosecution and nullity in the newly published 2025 Edition of iam Patent 1000, one of the world’s leading rankings with regard to patent services providers. We are very proud and honored that our next generation managing partners Dr. Susanne Sonnenhauser and Dr. Christian Gärtner were also listed for the first time.

Dr Peter Klein has obtained the European Patent Litigation Certificate

We are delighted to announce that our partner Dr. Peter Klein has obtained the European Patent Litigation Certificate issued by the University of Maastricht in cooperation with the Academy of European Law (ERA) in Trier. This includes an extensive practical and theoretical training in the law underlying the Unified Patent Court (#UPC) and related fields of European law so that he is well prepared for representing clients in all proceedings before the Unified Patent Court.

PRÜFER & PARTNER is ranked at “Chambers & Partners” Gobal and Germany 2025

We have been listed in the Chambers & Partners ranking! We are grateful to have received this award in recognition of excellence in IP law, as it demonstrates our commitment and the quality of our work and reflects the strong trust our clients place in us.

PRÜFER & PARTNER is ranked again in “The Legal 500” Germany 2025

We are delighted to have been ranked again this year as “Leading Firm 2025” in Germany in the categories “Patent Prosecution” and “Patent Litigation” by LEGAL 500. Thanks to a strong team, we were able to win this special award.

LNGs vs. SEPs – German Federal Cartel Office says yes to negotiating communities – an opportunity for medium-sized companies?

Negotiating communities (LNGs) of patent licensees have been approved by the German Federal Cartel Office for the first time as an opposing position to patent pools of SEP patent holders – will this open a new chapter regarding FRAND licenses?

The UP-family starts growing! ROMANIA joins UPC

On 1 September 2024, ROMANIA will become the 18th member state of the UPC. The ratification of the Agreement on a Unified Patent Court (UPCA) was signed on 31 May 2024.

Comment on UPC Court Decision of May 6, 2024

Before the Paris Local Division, in a case where the defendant had forced an intervener into the proceedings pursuant to Rule 316A RoP (forced intervention), the intervener has obtained a period of one month for filing its Application to Intervene as well as for filing its Statement in Intervention. Contrary to Rule 316.2 RoP, which mentions a “further period” for filing the Statement in Intervention, the Court did not set any such further period.

PRÜFER & PARTNER is ranked again in “The Legal 500” Germany and EMEA 2024

We are delighted to have been ranked again this year as “Leading Firm 2024” in Germany as well as in Europe, Middle East & Africa (EMEA) in the categories “Patent Prosecution” and “Patent Litigation” by LEGAL 500. Thanks to a strong team, we were able to win these special awards.

Claim interpretation, burden of presentation and proof of facts from the UPC’s perspective – UPC_CoA_335/2023

The first decisions of the UPC have been handed down, and it will be exciting to learn the position of the UPC regarding the much-discussed issues of claim interpretation, the burden of presentation and proof for facts, and also regarding inventive step considerations.