DR
drs. R.M. Matthezing c.s.
Den Haag, Netherlands
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IPRATE.EUProven
PATENTS · 2026
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Confidence
Good Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · National · Cumulative (20y)Rating
Good Confidence
Distinct Clients
1
Success Rate
100.0%
Volume54
Success59
Speed52
Durability20
RenewalsN/A
Domestic85
Practice profile
Top classes
Petroleum(15%) · IPC C10G 45/00
Top clients
- Shell Internationale Research Maatschappij B.V.