PK
Patentanwalt Koelliker
Sursee, Switzerland
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TRADEMARKS · 2026
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Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Trademarks · National · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
24
Success Rate
100.0%
Volume100
Success79
Speed16
Durability77
Renewals89
Domestic25
Practice profile
Top classes
Electronics(15%) · Nice 9Advertising(10%) · Nice 35Paper(9%) · Nice 16
Top clients
- Cornelsen Verlag GmbH
- H. Lüdi + Co. AG
- Alrawe AG
- Astenis AG
- PortaNet AG