🇹🇭 Thailand · Trademark & IP
Trademark registration, patents, copyright, official IP offices, and filing costs.
Quick answer
Thai trademarks are registered with the Department of Intellectual Property (DIP). You search the register, file under Nice classes, and after examination the mark is published for a 60-day opposition period before registration. A Thai trademark lasts 10 years and is renewable; Thailand is a Madrid Protocol member, and DIP also handles patents and designs.
Trademarks and patents in Thailand are registered with the Department of Intellectual Property (DIP).
- National trademarks and patents are filed with the DIP.
- Thailand uses a first-to-file trademark system.
- Registration grants exclusive rights within Thailand.
Step-by-step
- 1
Search the register
Search the DIP register for conflicting or similar marks in the relevant classes before filing.
- 2
File the application
File with DIP, describing the mark and classifying the goods/services under the Nice Classification.
- 3
Examination and opposition
DIP examines the application and publishes it for a 60-day opposition period.
- 4
Registration and renewal
Once registered, a Thai trademark lasts 10 years and can be renewed indefinitely for further 10-year terms.
- 5
Cover patents, designs and copyright
Protect inventions with patents and appearance with designs (both via DIP); copyright arises on creation and can be recorded with DIP.
- 6
Enforce and go international
Enforce your rights against infringers and use the Madrid Protocol to extend trademark protection abroad.
Checklist
- DIP register search
- Application (Nice classes + mark)
- Examination + 60-day opposition
- Registration (10 years) + renewal
- Patents + designs (DIP) + copyright
- Enforcement strategy
- Madrid Protocol for international
- Customs recordal against counterfeits
Official authorities
- Department of Intellectual Property (DIP)
National intellectual-property office.
Frequently asked questions
How long does a Thai trademark last?
Ten years from registration, renewable indefinitely for further 10-year terms.
Can I file internationally from Thailand?
Yes — Thailand is a Madrid Protocol member, so you can extend protection to many countries from a Thai base application.
Is copyright registered in Thailand?
Copyright arises automatically on creation; recording it with DIP is optional and mainly serves as evidence.
Official-information aggregation, not legal advice. Always verify on the authority's own site.
Government portals
- Royal Thai Government — Official portal of the Royal Thai Government
- Thai Immigration Bureau — Visas, 90-day reporting, and re-entry permits
- Revenue Department — Thai personal income tax and VAT
- Board of Investment (BOI) — Foreign-investment incentives and the LTR long-term visa