DS
Dolores Sancha
Spain
Dolores Sancha is a trademark firm in Spain, Rated for EU trademark work on the cumulative record, one of 3,341 firms filing in Spain, strongest in Paper, Electronics and Education, acting for Penguin Random House, LLC..
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IPRATE.EURated
TRADEMARKS · 2026
Confidence
High Confidence. The published tier reflects the selected country, vertical, track, and time window.
Vertical
Track
Window
Performance
Trademarks · EU · Cumulative (20y)Rating
High Confidence
Distinct Clients
1
Success Rate
100.0%
Volume100
Success61
Speed46
Durability63
Renewals76
Domestic29
Practice profile
Top classes
Paper(73%) · Nice 16Electronics(36%) · Nice 9Education(18%) · Nice 41
Top clients
- Penguin Random House, LLC.