MJ
Mário João de Sá E Melo de Castro Marques
Porto, Portugal
Mário João de Sá E Melo de Castro Marques is a trademark firm in Porto, Portugal, Top Rated for national trademark work on the emerging five-year record, one of 4,622 firms filing in Portugal, strongest in Alcohol, Advertising and Education, acting for CASA JOSÉ LUÍS PEDRO, UNIPESSOAL, LDA, WINEBUSTERS, LDA and E-SOURCE UNIPESSOAL LDA.
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Selected from 4,622 firms filing in Portugal
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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 · Emerging (5y)Rating
High Confidence
Archetype
Full-Service Generalist
Distinct Clients
96
Success Rate
95.1%
Volume100
Success93
Speed57
DurabilityN/A
RenewalsN/A
Domestic90
Practice profile
Top classes
Alcohol(16%) · Nice 33Advertising(12%) · Nice 35Education(11%) · Nice 41
Top clients
- CASA JOSÉ LUÍS PEDRO, UNIPESSOAL, LDA
- WINEBUSTERS, LDA
- E-SOURCE UNIPESSOAL LDA
- TRENMO - ENGENHARIA S.A.
- BELAVINI EXPLORAÇÕES VINÍCOLAS, LDA