The 5th floor, Charmvit Tower, 117 Tran Duy Hung, Cau Giay

Fax:+84 24 37472504

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Partner, Director of Patent Department: Nguyen Duc Thang
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Quick facts:

Firm - Year of Establishment: 1988
Number of Partners: 2
Total Number of IP Practitioners: 53
Languages Spoken at the Firm: Vietnamese, English
Network Memberships: VIPA, ASEAN IPA, APAA, AIPPI, and INTA


INVESTIP is always proud of being one of the first professional law firms in Vietnam operating in the fields of Intellectual Property and Investment & Business Consultancy. Founded in 1988 by leading experts who have been playing important roles in the development of Intellectual Property and Investment Consultancy in Vietnam, through over 30 years of operation, INVESTIP is known as one of the biggest Intellectual Property law firms in Vietnam. INVESTIP is always the trusted partner of many law firms around the world, always ensuring to provide full and professional legal services to clients.
INVESTIP has become a Member of:

  • Vietnam Intellectual Property Association (VIPA)
  • ASEAN Intellectual Property Association (ASEAN IPA)
  • Asian Patent Attorneys Association (APAA)
  • International Association for the Protection of Intellectual Property (AIPPI)
  • International Trademark Association (INTA)

Our vision

INVESTIP has been continuously trying hard to keep the role of one of the leading firms in Intellectual Property in Vietnam.
INVESTIP will always be the first choice for the clients who are interested in Intellectual Property Right such as Patent and Utility Solutions, Trademarks, Industrial Designs, Copyrights and Related Rights.

Our mission

Our mission is to satisfy the clients with the best services provided by the profession and enthusiasm of experienced Lawyers and Consultant Experts.
We commit to try our best to create a professional working environment, flexible consultancy and creative solutions to provide quality products and services, in order to meet a variety of clients’ needs.

Core values

With the object “Your success is our success”, the growth of client’s values is the prosperity of INVESTIP.
Your trust is our most valuable treasure.

Business philosophy

During the operation, we have been keeping these following principles in our minds:

  • Always listening, understanding, sharing and quickly satisfying requests of clients;
  • Always providing the most optimal and effective solutions;
  • Ready for cooperation, sharing with business partners for mutual benefits and developments.

Our Service

We provide full IP services on:

  • Trademark
  • Patent & Utility Solution
  • Copyright & Related Rights
  • Industrial Design
  • Enforcement & Litigation
  • Investment & Business Consultancy
  • Forming & Developing Project


  • Highly skilled and experienced specialists and experts
  • In-house experienced translator team in the fundamental technology
  • High Quality for handling, managing and processing
  • High Quality for controlling VN translation
  • Link directly with IP Office’s database for online filing
  • Good relationship with IP Office’s Officers and Examiners
  • Good relationship with Science and Technology Departments

Key IP Areas
Copyright & related rights, Designs, Intellectual property (contentious), Intellectual property (prosecution), IP transactions, ITC litigation, Life sciences IP, Patent, Patent contentious, Patent prosecution, PTAB litigation, Trade mark, Trade mark contentious, Trade mark prosecution

Key Sector Expertise
Agriculture, Artificial intelligence, Automotive, Biotechnology, Chemical, Computer technology & services, Construction & materials, Electrical, Electronics, Fashion & luxury goods, Film, FMCG, Food & beverage, Furniture, ICT & software, Industrials, Instruments, Internet, Life sciences, Manufacturing, Mechanical, Media, Medical device, Mining, Nanotechnology, Oil & gas, Optics & photonics, Pharmaceutical, Renewable energy, Robotics, Semiconductors, Sports, Technology hardware, Telecommunication, Tobacco, Transport, Universities & research, Utilities


Last updated 4 October 2021