Keil & Schaafhausen und Dr. Knoblauch Patentanwälte PartGmbB haved merged

We are delighted to announce that Keil & Schaafhausen has merged with the Frankfurt patent law firm Dr. Knoblauch Patentanwälte PartGmbB.

For years we have had a cooperative friendship with the law firm Dr. Knoblauch. Patent attorney Dr.-Ing. Andreas Knoblauch will join our team as a proven expert in the rapidly growing fields of electrical and mechanical engineering. Patent attorney Dr.-Ing. Dorothea Knoblauch will support you not only in trademark and design law but is also experienced in mediation.

Our common goal remains to advise our clients on a broad basis and with the highest quality standards. Our structure and our highly qualified staff ensure that we will support you even more flexibly and efficiently.


We are a partnership of lawyers and patent attorneys rich in tradition specializing in all aspects of intellectual property, antitrust and unfair competition law. Our clients are national and international companies of all sizes, public institutions and private individuals. We are acting as advisors and litigators for our clients, for quite a few of them already since decades. The basis for mutual success is for us the highest quality of our work, a sound understanding of the commercial interests of our clients and a consistent cooperation which is based on mutual trust.