S&
Steffan & Kiehne
Düsseldorf, Germany
Steffan & Kiehne is a patent firm in Düsseldorf, Germany, Rated for european patent work on the emerging five-year record, one of 1,861 firms filing in Germany, strongest in Operations, Coatings and Polymers, acting for Chemetall GmbH, BASF Coatings GmbH and SunCoal Industries GmbH.
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IPRATE.EURated
PATENTS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Emerging (5y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
14
Success Rate
57.1%
Volume69
Success61
Speed27
DurabilityN/A
RenewalsN/A
Domestic84
Practice profile
Top classes
Operations(2%) · IPC B05D7/00Coatings(2%) · IPC C09D5/00Polymers(2%) · IPC C08G18/75
Top clients
- Chemetall GmbH
- BASF Coatings GmbH
- SunCoal Industries GmbH
- Surventis Surface Treatment GmbH
- UPM-Kymmene Corporation