HW
Hart, Walter
Netherlands
Hart, Walter is a patent firm in Netherlands, Rated for european patent work on the cumulative record, one of 485 firms filing in Netherlands, strongest in Components and Operations, acting for Heerema Marine Contractors Nederland B.V., BB3 B.V. and Heerema Marine Contractors Nederland SE.
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Selected from 485 firms filing in Netherlands
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IPRATE.EURated
PATENTS · 2026
Confidence
Good Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
Good Confidence
Archetype
Full-Service Generalist
Distinct Clients
21
Success Rate
19.4%
Volume55
Success49
Speed47
Durability52
RenewalsN/A
Domestic79
Practice profile
Top classes
Components(9%) · IPC F16L1/19Operations(4%) · IPC B63B35/03
Top clients
- Heerema Marine Contractors Nederland B.V.
- BB3 B.V.
- Heerema Marine Contractors Nederland SE
- Wals Diving & Marine Service B.V.
- Flamco B.V.