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Tzeuton Tchangoum, Eric Olivier
CASTELNAU-LE-LEZ, France
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PATENTS · 2026
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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
Full-Service Generalist
Distinct Clients
32
Success Rate
43.8%
Volume59
Success59
Speed50
Durability49
RenewalsN/A
Domestic28
Practice profile
Top classes
Biotech(7%) · IPC C12M 1/00Agriculture(2%) · IPC A01G9/12Necessities(2%) · IPC A45B 25/00
Top clients
- Bietrix, Robert
- France PBR
- Ignis Lithium Inc.
- Ainseba, Abdelkader
- DECARD AG