WL
Wall, Leythem
Belgium
Wall, Leythem is a patent firm in Belgium, Rated for european patent work on the cumulative record, one of 277 firms filing in Belgium, strongest in Organic, Control and Polymers, acting for ExxonMobil Chemical Patents Inc. and ExxonMobil Research and Engineering Company.
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Selected from 277 firms filing in Belgium
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IPRATE.EURated
PATENTS · 2026
Confidence
Moderate Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
Moderate Confidence
Archetype
Specialized Boutique
Distinct Clients
2
Success Rate
100.0%
Volume46
Success49
Speed41
Durability59
RenewalsN/A
Domestic30
Practice profile
Top classes
Organic(11%) · IPC C07C2/12Control(8%) · IPC G05B13/04Polymers(6%) · IPC C08F210/18
Top clients
- ExxonMobil Chemical Patents Inc.
- ExxonMobil Research and Engineering Company