Januar Jahja & Partners

Prudence Jahja

Managing Partner    

Currently managing partner of JJP, Mrs. Prudence Jahja is widely regard as one of the leading intellectual property (IP) lawyers in Indonesia. As both a Registered IP Consultant and licensed attorney in Indonesia, her practice focuses both on trademark prosecution and litigation, as well as enforcement matters, including infringement matters and website takedowns. She also has experience advising on and prosecuting patent, industrial design, and copyright matters as well.

Mrs. Jahja’s work has been recognized by various outlets such as the Legal 500, WTR 1000, Managing IP/ IP Stars, and Chambers Asia Pacific. She has been named one of the Top 250 Women in IP and one of Indonesia’s Top 100 Lawyers. For a complete list of all of her accolades and recognitions, please see our Testimonials page.

Mrs. Jahja holds a bachelor degree in Economic and Business Law from Atma Jaya University in Jakarta, Indonesia and earned a Master’s Degree in Intellectual Property and Competition Law from the Munich Intellectual Property Law Center (MIPLC) at the Max Planck Institute in Munich, Germany. As part of her studies in Germany, Mrs. Jahja interned at the German Intellectual Property Law firm of Preu Bohlig & Partner. After receiving her LL.M, she worked in the New York office of the Intellectual Property firm Frommer Lawrence & Haug, LLP.

She also served as a judicial intern for the Chief Judge of the U.S. Court of Appeals for the Federal Circuit in Washington, D.C. Mrs. Jahja is licensed to practice law in Indonesia (PERADI), as well as before the Indonesian Intellectual Property Office.

Publications:

Languages: Indonesian, English.

Juanitasari Winaga

IP Consultant

Ms. Winaga’s practice as an IP Consultant focuses primarily on trademark prosecution for both international and domestic clients. Prior to joining JJP, Ms. Winaga worked in the education and food and beverage (F&B) sectors for more than 10 years, most recently with a large Indonesian food manufacturing company. She holds a bachelor degree in Education from Atma Jaya University and a Master’s Degree in Business Management from Bina Nusantara University (Binus). Registered as an IP consultant with the Government of Indonesia, Ms. Winaga is licensed to practice before the Indonesian Directorate General of Intellectual Property (DGIP).

Languages: Indonesian, English, Chinese (Mandarin).

Rita Wihardja

Senior IP Consultant

Ms. Wihardja concentrates her practice on copyright, trademark, and industrial design. Ms. Wihardja has particular expertise in client counseling related to Intellectual Property matters before Indonesian government bodies. She is registered to practice before the Indonesian Patent and Trademark Office.

Languages: Indonesian and English

Andrew Diamond

Foreign IP Consultant

Andrew Diamond is recognized as one of the leading foreign IP consultants in Indonesia. A N.Y. licensed attorney with an LL.M in Intellectual Property and Technology Law, Mr. Diamond currently leads the JJP Patent Team, while also advising foreign clients on litigation and enforcement strategy in Indonesia.

Mr. Diamond’s work has been recognized by various outlets such as the Legal 500, WTR 1000, Managing IP/ IP StarsIAM Patent 1000, and Chambers Asia Pacific. He has been named a Trademark Star by Managing IP and recognized as a leading patent professional by IAM 1000 (2020). He has also been named an ASEAN IPR SME Helpdesk “Expert”. For a complete list of all his accolades and recognitions, please see our Testimonials page.

Prior to joining Januar Jahja & Partners, Mr. Diamond worked as an associate in the New York office of Venable LLP, an AmLaw 100 firm. While there, Mr. Diamond worked in the Commercial Litigation Group, where his practice focused on assisting clients in class action and securities fraud defense, as well as compliance with the Foreign Corrupt Practices Act (FCPA). Mr. Diamond has a J.D. from Brooklyn Law School and an LL.M in Intellectual Property and Technology Law from the National University of Singapore (NUS). He is licensed to practice law in the State of New York.

Speaking Engagements:

Publications:

Languages: English, Indonesian.

Wulan Mogesmiranti

Patent Attorney

Mrs. Mogesmiranti is a Patent Attorney focusing on both Patent and Industrial Design matters. Prior to joining JJP, she worked in the Indonesian office of a multi-national IP firm for more than seven years. She has extensive experience working with clients from wide range of sectors, including but not limited pharmaceutical, chemical, biological, and technology, handling matters on their behalf ranging from conducting patentability searches to providing draft responses to Office Actions, as well as prosecution of patent and industrial design applications from the pre-filing stage through to grant. She is also familiar with IP enforcement, specifically in the patent and industrial design areas.

Mrs. Mogesmiranti obtained her Bachelor of Law degree from the University of Pelita Harapan-Lippo Karawaci in 2010, majoring in Business Law. She is licensed to practice law in Indonesia by the Association of Indonesian Advocates (PERADI).

Languages: Indonesian, English.

Mitha Fuji Adiati

Patent Specialist

Ms. Mitha handles patent prosecution matters at JJP, specializing in the substantive examination of patent applications. Prior to joining JJP, she worked for another IP firm in Indonesia for more than three years as a patent specialist to analyze patentability, report and respond to Office Actions, review patent specifications in the chemical, pharmaceutical, biological, and others technical fields, as well as to generally advise clients on patent prosecution matters.

Ms. Mitha obtained her Bachelor’s Degree in Chemical Engineering from the University of Sultan Ageng Tirtayasa in 2015.

Languages: Indonesian, English.

Eva Dewi Kartika

Associate

As an associate, Ms. Kartika handles both contentious and non-contentious IP matters. Prior to joining JJP, she worked at two full service law firms as an assistant lawyer/associate. She obtained her Bachelor’s Degree in Law from Tarumanagara University and is currently pursuing her Master’s in Intellectual Property Law at the University of Indonesia.

Ms. Kartika’s practice focuses on IP litigation and other contentious matters, such as infringement actions, online takedowns, and warning letters, as well as non-contentious matters such as trademark prosecution, oppositions, and appeals. Ms. Kartika is licensed to practice law in Indonesia.

Languages: Indonesian, English

John

Associate

As an Associate, Mr. John handles an extensive range of IP work for both contentious and non-contentious matters, with a primary focus on IP Litigation and enforcement matters, such as infringement and cancellation actions, online takedowns, and demand letters.

Prior to joining JJP, Mr. John worked for another IP firm in Indonesia for approximately seven years handling numerous litigation cases, such as trademark cancellation and trademark infringement actions, among others. He obtained both his Bachelor Degree in Law and his Master Degree in Business Law from Universitas Tarumanagara in Jakarta, Indonesia. He is licensed to practice law in Indonesia (PERADI).

Languages: Indonesian, English.

Agrhanashika Narendragharini

Junior Associate

Ms. Narendragharini assists with trademark prosecution, including responses against preliminary rejections rebuttals, and appeals as well as contentious matters such as trademark oppositions and litigation. She obtained her Bachelor’s Degree in Law from Diponegoro University, Semarang in 2016, and is licensed to practice law in Indonesia (PERADI).

Prior to joining JJP, she assisted the Deputy of Intellectual Property Facilitation and Regulation at the Badan Ekonomi Kreatif (Bekraf or the Creative Economy Agency) in the Indonesian Government to analyze issues related to the intersection of Intellectual Property and development of the creative economy, as well assisting applicants to prepare Trademark, Copyright and Industrial Design applications.

Languages: Indonesian, English

M. Alif Rachim

Junior Associate

Mr. Rachim assists with both trademark prosecution, including responses against preliminary rejections, rebuttals, and appeals as well as contentious matters such as trademark oppositions. He obtained his Bachelor’s Degree in Law from Padjadjaran University, Bandung in 2017, where he also participated in the International Moot Court competition.

Prior to joining JJP, he experienced working in several law firms, among others, Hadiputranto, Hadinoto & Partners (member firm of Baker & Mckenzie) as intern in their Intellectual Property practice group, where he was involved in many substantial matters such as IP enforcement towards copyright infringement and counterfeit products, trademark prosecution, and research.

Languages: Indonesian, English

    Januar Jahja – in memoriam

    Founding Partner

    Mr. Jahja founded Januar Jahja and Partners in 1986 and was the driving force behind the firm for more than 30 years until his passing in 2017. A ‘lawyer’s lawyer’, he was ferociously dedicated to his clients and to the law. He is responsible for many of the preeminent court cases in Indonesian IP history at all levels of the court system, including the Indonesian Supreme Court. He leaves behind a thriving firm led by his daughter, Prudence Jahja, and a legacy that continues on.