WTR 1000

Aug 18, 2026

  • “Gold” ranking for 5thconsecutive year in “Enforcement and Litigation”
  • “Gold” ranking for 10thconsecutive year in “Prosecution and Strategy”
  • “Recommended” ranking for “Licensing and Transactions”
  • “Renowned for its formidable contentious capabilities and standout prosecution work, the firm continues to attract high-profile clients to its already prestigious roster”, adding that “The top-tier trademark practice at Januar Jahja & Partners continues to impress across the board.”
  • Managing Partner Prudence Jahja described as “a go-to for household-names seeking stellar results in both prosecution and litigation.”
  • Foreign IP Consultant Andrew Diamond noted for having “strategic acumen in litigation and enforcement programmes” that “makes him a trusted adviser to major multinationals.”
  • IP Consultant and Head of Operations Juanitasari Winaga was mentioned as “a consultant with a sharp, strategic mind”, who is “highly regarded for her comprehensive support to international clients navigating trademark prosecution and commercialization matters”.
  • Recognized individuals:

Prudence Jahja:  “Gold” in “Enforcement and Litigation”, “Gold” in “Prosecution and Strategy”, and “Recommended” in “Licensing and Transactions”; Andrew Diamond: “Silver” in “Enforcement and Litigation”, “Silver” in “Prosecution and Strategy”, and “Recommended” in “Licensing and Transactions”; Juanitasari Winaga:  “Bronze” in “Prosecution and Strategy”; Eva Dewi Kartika: “Bronze” in “Prosecution and Strategy”; Kevin Aji Raditya: “Bronze” in “Prosecution and Strategy”.

Related News & Updates
40 Years of Januar Jahja and Partners
Sep 14, 2026

40 Years of Januar Jahja and Partners

Read More
Indonesia Implements Trademark Fee Adjustments, Effective 1 August 2026
Aug 07, 2026

Indonesia Implements Trademark Fee Adjustments, Effective 1 August 2026

Read More
Indonesian IP Office Formally Shifts to Electronic Patent Certificates
Aug 04, 2026

Indonesian IP Office Formally Shifts to Electronic Patent Certificates

Read More
JJP Receives Multiple Practice Area Recognitions in IP Stars 2026
Jun 08, 2026

JJP Receives Multiple Practice Area Recognitions in IP Stars 2026

Read More