Good News!

We are pleased to announce the opening of our new Munich office on July 1st. The life science, chemistry and material science experts, led by Jan Robert Naefe and Dr. Markus Zoller, enable us to offer comprehensive IP services with even faster turnaround times. Meet our expanded attorney team.

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Our focus: your ideas

We safeguard your ideas with expertise, passion and creativity to make sure your innovative power and pioneering spirit pay off.

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Our journey: together

Working together is the best way to solve complex problems, which is why team spirit is our top priority at all times.

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Our approach: combative

Whether in official examination procedures or in litigation, we have been fighting for our clients for more than 70 years. We are well versed in tactics and always ready to come up with custom-made solutions to any problem.

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Our methods: progressive

From encrypted communication to paperless office, we are every bit as much in tune with the times as you are.

Your specialists in patent, trademark and design law

Our firm has been the first port of call for all matters relating to patent, trademark and design law since 1949.

Thanks to our merger with Mehler Achler Patentanwälte in 2021 and the opening of our Munich office in 2024, we have expanded our capabilities for our clients and offer consolidated expertise.

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Start-up consulting

Protecting ideas, patenting inventions, practicing innovation: These are the building blocks of our expert start-up consulting, which will help you with all the aspects involved in founding a company.

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About us

Whether you are a solo inventor or a big industrial player, our firm in Wiesbaden has been advising German and international clients on all areas of protection of industrial property rights for more than 70 years.

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News

How much does a patent cost?

Bringing an idea or invention to life involves many costs: Prototypes, adaptations, labour - and a patent. This includes not only the costs for drafting and prosecuting the patent application, but also for prior counselling and - ideally - ongoing patent monitoring. But what does a patent actually cost?

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Trade mark search: How to proceed step by step

Before a trade mark application is filed in Germany or the EU, the most important step must be taken: a trade mark search. This is to prevent an identical or similar trade mark already being protected in Germany or abroad, which could stand in the way of a successful application. As experienced attorneys in trade mark law, …

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Technical expertise

We will be happy to advise you on all technical fields, such as those relating to mechanics, mechanical engineering, electrical engineering and physics, organic and inorganic chemistry, biochemistry and biotechnology, pharmacy, medicine, medical technology and software.

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Legal expertise

From patents and utility models to trademarks, registered designs and Internet domains in Germany and on an international basis, we are on hand at all times to provide our clients with the full breadth of our expertise.

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WSL worldwide

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opposition and invalidity proceedings

in Europe

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patent applications

in North America

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trademark applications

in Central and South America

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intellectual property cases

in more than 20 African countries

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design applications

in Asia

Careers at WSL

Talent. Enthusiasm. Enjoyment.

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