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Tzeuton Tchangoum, Eric Olivier
Castelnau-Le-Lez, France
Tzeuton Tchangoum, Eric Olivier is a patent firm in Castelnau-Le-Lez, France, Rated for european patent work on the emerging five-year record, one of 314 firms filing in France, strongest in Biotech, Agriculture and Necessities, acting for Bietrix, Robert, France PBR and Ignis Lithium Inc..
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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 · Emerging (5y)Rating
Good Confidence
Archetype
Full-Service Generalist
Distinct Clients
17
Success Rate
50.0%
Volume46
Success50
Speed56
DurabilityN/A
RenewalsN/A
Domestic33
Practice profile
Top classes
Biotech(10%) · IPC C12M 1/00Agriculture(3%) · IPC A01G9/12Necessities(3%) · IPC A45B 25/00
Top clients
- Bietrix, Robert
- France PBR
- Ignis Lithium Inc.
- Ainseba, Abdelkader
- Daluz, Alexandre