Thailand Patent Registration
We help inventors and businesses protect innovations in Thailand through patent registration—covering filing strategy, drafting support coordination, document preparation, and submission to the Thai Department of Intellectual Property (DIP).
Who is it for / Suitable for
Inventors and startups seeking protection for new technical solutions and inventions.
Companies expanding into Thailand and needing local IP protection for products and technology.
R&D teams wanting to secure patent rights before commercialization or licensing.
Foreign applicants filing via priority routes and seeking Thailand national phase support (as applicable).
Key Requirements
Patentability review
Assess novelty, inventive step, and industrial applicability under Thai patent rules.
Specification & claims
Prepare or adapt specification/claims and supporting drawings (often with patent draft support).
Applicant documentation
Applicant identity documents, assignment (if applicable), and inventor details.
Power of Attorney
Authorization for filing/representation in Thailand (often required for foreign applicants).
Priority documents (if applicable)
Priority claim documents for applications based on earlier filings in other jurisdictions.
Clients need to provide the following information / documents
Document Name
Notarized
Invention disclosure / technical description
Detailed explanation of the invention, how it works, and its advantages.
No
Drawings / diagrams (if applicable)
Illustrations supporting the specification and claims.
No
Applicant identification
Passport/ID for individuals or company documents for corporate applicants.
No
Assignment document (if filed by company)
Proof of rights transfer from inventor to company, if applicable.
Sometimes
Power of Attorney
Authorization for filing and representation in Thailand.
Yes (often)
Priority documents (if applicable)
Certified copies and translations where required for priority claims.
Sometimes
Average Processing Time
Filing preparation: 2–6 weeks
Formality check & publication: varies
Substantive examination & grant: varies (often longer for complex cases)
What you would get when the application is complete
Filing receipt / application number
Official confirmation of filing with an application number from the Thai DIP.
Publication status (as applicable)
Updates on publication and any office actions/requests from the DIP.
Examination & response management
Support responding to DIP requests and tracking examination milestones.
Grant documentation (upon approval)
Patent certificate/registration documentation when granted.
On-going Compliance Requirements
After filing/grant, ongoing compliance typically includes:
Respond to office actions on time
Meet DIP deadlines for any requests, amendments, or responses during examination.
Maintain annuities / renewal fees
Pay required annual fees to keep the patent in force after grant (where applicable).
Record ownership changes
Update DIP records for assignments, mergers, or ownership transfers.
Enforcement strategy
Monitor potential infringement and consider enforcement steps if needed.
Government Agencies Involved / Overseeing the Application
The following government authority oversees patents in Thailand:
Department of Intellectual Property (DIP)
Receives, examines, and grants patents in Thailand, including publication and registration.
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