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David Santos Silva

IPRATE RatedRATED

Lisboa, Portugal

David Santos Silva is a trademark firm in Lisboa, Portugal, Rated for national trademark work on the cumulative record, one of 9,268 firms filing in Portugal, strongest in Technology, Meats and Healthcare, acting for SOLUTIONS 4YB, UNIPESSOAL, LDA., PROMENDO INVESTIMENTOS, S.A. and ANGEL'S IMAGE CONSULTING, UNIPESSOAL LDA.

Next step: Counsel lookup·Commissioned analysis

Selected from 9,268 firms filing in Portugal

Rated 17 October 2026 · official records counted to 31 January 2026. Scoring counts filings from 1 May 2004 onward. Why.

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Confidence

High Confidence. The published tier reflects the selected country, vertical, track, and time window.

Vertical
Track
Window

Performance

Trademarks · National · Cumulative (20y)

Rating

IPRATE RatedRATEDHigh Confidence

Archetype

Full-Service Generalist

Distinct Clients

14

Success Rate

100.0%

VolumeSuccessSpeedDurabilityRenewalsDomestic
Volume100
Success67
Speed71
Durability60
Renewals74
Domestic73

Practice profile

Top classes

Technology(23%) · Nice 42Meats(13%) · Nice 29Healthcare(13%) · Nice 44

Top clients

  1. SOLUTIONS 4YB, UNIPESSOAL, LDA.
  2. PROMENDO INVESTIMENTOS, S.A.
  3. ANGEL'S IMAGE CONSULTING, UNIPESSOAL LDA
  4. ANGEL'S INSTITUTE, UNIPESSOAL LDA
  5. BRAVO & CORREIA LDA