Skip navigation
Jostarndt Patentanwalts-AG
German and European Patent and Trademark Attorneys

Welcome to Jostarndt Patentanwalts-AG

We are a company offering patent attorney services worldwide. Here in Germany, we are the first intellectual property law firm to be structured in the form of a joint-stock company. We have selected this organizational structure with an eye towards being able to act more efficiently and flexibly. 

If you have any questions, do not hesitate to contact us! We offer free first consultation in any situation!

Please have a look at the services we offer and at our team.




PCT – now with 151 Contracting States
Djibouti, Kuwait and Cambodia have joined the Patent Cooperation Treaty (PCT).
Additional information can be found here

New pilot program “Patent Prosecution Highway” (PPH) by the Australian and European Patent Offices has been launched.
Additional information can be found here