AL
André Leszczynski
France
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Rated in a market of 1,234 firms filing in France
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IPRATE.EUSelect
PATENTS · 2026
Confidence
Good Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Patents · European · Cumulative (20y)Rating
Good Confidence
Archetype
Full-Service Generalist
Distinct Clients
55
Success Rate
100.0%
Volume68
Success74
Speed40
Durability27
RenewalsN/A
Domestic26
Practice profile
Top classes
Electrical(4%) · IPC H01R13/646Medical(2%) · IPC A61Q1/00Optics(2%) · IPC G02B6/38
Top clients
- RADIALL
- YOSHINO KOGYOSHO CO., LTD.
- Saint-Gobain Centre de Recherches et d'Etudes Européen
- L'Oréal
- Arjowiggins Security