DX
Demulsant, Xavier
France
Demulsant, Xavier is a patent attorney in France, Top Rated for european patent work on the cumulative record, rated in a market of 1,159 firms filing in France, strongest in Building, Packaging and Power, acting for Sidel Participations, CDH Group and Niedax France.
Rated in a market of 1,159 firms filing in France
Rating badgeGet embed code →
IPRATE.EUTop Rated
PATENTS · 2026
PATENTS · 2026Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
116
Success Rate
74.4%
Volume87
Success82
Speed72
Durability13
RenewalsN/A
Domestic96
Practice profile
Top classes
Building(2%) · IPC E04B9/30Packaging(2%) · IPC B65D1/02Power(2%) · IPC H02G3/04
Top clients
- Sidel Participations
- CDH Group
- Niedax France
- Medicatlantic
- Alcatel Lucent