MI
María Isabel Esteban Pérez-Serrano
Madrid, Spain
María Isabel Esteban Pérez-Serrano is a patent firm in Madrid, Spain, Top Rated for european patent work on the cumulative record, one of 373 firms filing in Spain, strongest in Electricity and Physics, acting for Grupo Antolín Ingeniería, S.A., GAVIOTA SIMBAC, S.L. and SERIGRAFIA MARGI, S.L..
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IPRATE.EUTop Rated
PATENTS · 2026
Confidence
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
107
Success Rate
36.2%
Volume82
Success75
Speed83
Durability23
RenewalsN/A
Domestic83
Practice profile
Top classes
Electricity(2%) · IPC H03F1/30Physics(2%) · IPC G10D13/06
Top clients
- Grupo Antolín Ingeniería, S.A.
- GAVIOTA SIMBAC, S.L.
- SERIGRAFIA MARGI, S.L.
- Sige Semiconductor (U.S.), Corp.
- Maincer, S.L.