IJ
Ir. J.H.W. Assendelft
Netherlands
Ir. J.H.W. Assendelft is a patent firm in Netherlands, Top Rated for national patent work on the cumulative record, one of 189 firms filing in Netherlands, strongest in Necessities and Construction, acting for VolkerRail Nederland B.V., VolkerWessels Intellectuele Eigendom B.V. and VolkerWessels Nederland IE B.V..
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Selected from 189 firms filing in Netherlands
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IPRATE.EUTop Rated
PATENTS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · National · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
96
Success Rate
97.9%
Volume72
Success33
Speed89
Durability58
RenewalsN/A
Domestic94
Practice profile
Top classes
Necessities(5%) · IPC A45C 11/18Construction(3%) · IPC E02D 27/52
Top clients
- VolkerRail Nederland B.V.
- VolkerWessels Intellectuele Eigendom B.V.
- VolkerWessels Nederland IE B.V.
- R.J. van Geer Beheer B.V.
- Strukton Rail Nederland B.V.