How do I patent something in Thailand?

Patents for invention can be filed in Thailand through two systems:

  1. a national application (first filing in Thailand or within 12 months of a priority application filed in another country); or.
  2. an application under the Patent Cooperation Treaty (“PCT”) system which makes it possible to seek patent protection:

Is Thailand part of WIPO?

On August 7, 2017, the Government of Thailand deposited its instrument of accession to the Madrid Protocol with WIPO’s Director General, making Thailand the 99th member of the Madrid System. The Protocol will enter into force for Thailand on November 7, 2017.

How do I contact the patent Office?

Agency Details

  1. Website: U.S. Patent and Trademark Office. Trademarks Department. Patents Department.
  2. Contact: Contact the U.S. Patent and Trademark Office. Staff Directory.
  3. Email: [email protected].
  4. Phone Number: 1-571-272-1000.
  5. Toll Free: 1-800-786-9199 (8:30 am – 8:00 pm, ET)
  6. TTY: 1-571-272-9950.
  7. Forms: Patent Forms.

How do I register a trademark in Thailand?

To register a trademark, an application form (“Kor. 01”, in Thai language) must be filed by the applicant or their agent with an office or address in Thailand at the DIP or via the DIP online filing platform.

How long does an invention patent last in Thailand?

The initial patent is valid for six years, with two possible extensions of two years each, provided that the proper fees are paid to maintain the patent’s validity.

How do I apply for a patent online?


  1. Visit the Comprehensive e-filing portal.
  2. Please remember to do the following.
  3. Fill the registration form. If a user is already registered s/he can log in using the User ID and Password or Digital signature.
  4. Once logged in, the users can file their applications using the “Quick form filing” option.

Who is the director of WIPO?

Director General Daren Tang
Daren Tang, of Singapore, assumed his functions as WIPO’s Director General on October 1, 2020.

How many types of trademarks are there in Thailand?

34 different classifications
Trademark classification Thailand has 34 different classifications of goods and services.

Does Thailand have copyright laws?

Copyright law in Thailand governs the legally enforceable rights of creative and artistic works under the Copyright Act BE 2537 (1994). Copyright is automatically protected for 50 years after the death of a known author or 50 years after publication in the case of an unknown author.

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