Law Firm

Steffan & Kiehne is a renowned, modern patent law firm in the form of a Partnerschaftsgesellschaft mbB and offers consulting and representation in the legal fields of patents, utility models, trademarks and design protection rights. The team of the law firm assures its expertise through ongoing continuing education. Since 2001, we offer our services under the ADVOINVENT trademark, formerly as Leifert & Steffan. The attorneys are supported by highly qualified employees who strive to make the work with you, our clients, as smooth and transparent as possible.

Steffan & Kiehne Law Firm primarily represents companies in the chemical and pharmaceutical industry. All the same, medium-sized companies, sole proprietors, universities and private individuals also frequently seek our advice. We are typically available to our clients not only for 'one-time' representation of their interests, but also as long-term advisors for all questions in the field of industrial property law.