- Overview
- Düsseldorf
- Dr. rer. nat. Dipl.-Ing. Dipl.-Wirt.-Ing. Gerhard Steffan, LL.M.
Patent attorney profile
Dr. rer. nat. Dipl.-Ing. Dipl.-Wirt.-Ing. Gerhard Steffan, LL.M.
Patent attorney (Patentanwalt), Steffan & Kiehne, Düsseldorf
- Checked in the official register of patent attorneys (Patentanwaltsverzeichnis) of the Patentanwaltskammer on 28 October 2026
Details from the official register of patent attorneys (Patentanwaltsverzeichnis) of the Patentanwaltskammer
- Name
- Dr. rer. nat. Dipl.-Ing. Dipl.-Wirt.-Ing. Gerhard Steffan, LL.M.
- Professional title
- Patent attorney (Patentanwalt)
- Admitted since
- 13 September 2000
- Firm
- Steffan & Kiehne
- Firm address
- Burgplatz 21-22, 40213 Düsseldorf
- Phone
- (0211) 60 22 20-0
- Fax
- (0211) 60 22 20-22
- steffan.kiehne@advoinvent.de
- Website
- www.advoinvent.de
Source: Amtliches Patentanwaltsverzeichnis der Patentanwaltskammer (§ 29 PAO), as of 28 October 2026. The register is kept in German.
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