PPR AG

We are an internationally active patent law firm headquartered in Liechtenstein with a branch office in Switzerland. We maintain close cooperation with partners in China, Germany, Austria, Hungary, the USA, and Japan.

Our work focuses on drafting, registering, and defending intellectual property rights, in particular patents, trademarks, designs, internet domains, and licenses. We successfully conduct oppositions, nullity actions, and infringement actions.

Our international, internal, and external team advises and represents clients before the:

• German Patent and Trademark Office (DPMA)
• European Intellectual Property Office (EUIPO)
• European Patent Office (EPO)
• European Union Intellectual Property Office (EUIPO)
• Liechtenstein Office for Intellectual Property and Liechtenstein Regional Court
• Austrian Patent Office (ÖPA)
• Swiss Patent Office (IGE)
• Hungarian Patent Office (HIPO)
• US Patent Office (USPTO)

• World Intellectual Property Organization (WIPO)

At our branch office in Buchs (SG), Switzerland, we also offer mediation (dispute resolution) in the field of intellectual property law.

We maintain a work base in Thun (BE).