A&
Arnold & Siedsma
The Hague, Netherlands
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IPRATE.EULeading
PATENTS · 2026
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Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
1270
Success Rate
78.4%
Volume100
Success99
Speed44
Durability13
RenewalsN/A
Domestic5
Practice profile
Top classes
Medical(1%) · IPC A61B8/00Computing(1%) · IPC G06F1/16Telecom(1%) · IPC H04L9/40
Top clients
- Samsung Electronics Co., Ltd.
- The Boeing Company
- Littelfuse, Inc.
- Palo Alto Networks, Inc.
- BYD Company Limited