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Alberto de Elzaburu Márquez
SpecialistPharma · Nice 5Madrid, Spain
Alberto de Elzaburu Márquez is a trademark firm in Madrid, Spain, Top Rated for national trademark work on the cumulative record, one of 3,962 firms filing in Spain, strongest in Electronics, Pharma and Advertising, acting for Mahou, S.A., SOCIEDAD ESTATAL CORREOS Y TELEGRAFOS S.A. and Bristol-Myers Squibb Company.
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IPRATE.EUTop Rated
TRADEMARKS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Trademarks · National · Cumulative (20y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
1809
Success Rate
100.0%
Volume100
Success100
Speed45
Durability100
Renewals100
Domestic2
Practice profile
Top classes
Electronics(11%) · Nice 9Pharma(11%) · Nice 5Advertising(10%) · Nice 35
Top clients
- Mahou, S.A.
- SOCIEDAD ESTATAL CORREOS Y TELEGRAFOS S.A.
- Bristol-Myers Squibb Company
- Antonio Puig, S.A.
- Almirall, S.A.