Trademark Act B.E. 2534 (1991), as amended
Sets registrability, opposition and the renewable protection term.
Central Thailand — Bangkok
Intellectual Property in Bangkok
Trademarks, copyright, patents and enforcement
Why Bangkok matters are different
Bangkok concentrates the courts, central government departments, embassies and most corporate head offices in Thailand. A legal matter arising in Bangkok therefore usually touches several authorities at once — the court with territorial jurisdiction, the Department of Business Development, the district land offices, the Immigration Bureau and the Department of Consular Affairs. Sequencing the steps correctly from the start saves far more time than correcting them later.
Acquiring and protecting IP rights: pre-filing searches, registration, renewal, licensing agreements, and civil or criminal action against infringement.
- Bangkok cases require choosing the court by territorial jurisdiction — the defendant’s domicile or where the cause arose. Filing in the wrong court costs weeks.
- Documents for overseas use usually pass through the MFA and the relevant embassy, each with its own queue and requirements.
- Most companies are registered in Bangkok, so corporate searches and filings are typically faster here.
- Bangkok serves many foreign clients, so bilingual documents and interpreted appointments are routine.
Courts and authorities in Bangkok
Jurisdiction and filing requirements should be confirmed for each matter, because practice and required attachments differ between offices.
| Court / authority | What it handles |
|---|---|
| Civil Court, Criminal Court and Bangkok municipal courts | Hear civil and criminal cases according to territorial jurisdiction in Bangkok |
| Central Labour Court | Dismissal, severance and employment-contract disputes |
| Central Administrative Court | Challenges to state orders and administrative action |
| Central Intellectual Property and International Trade Court | Trademark, copyright, patent and international trade cases |
| Central Bankruptcy Court | Bankruptcy and business rehabilitation |
| Legal Execution Department | Seizure, garnishment, auction and execution-stage mediation |
| Department of Business Development | Company registration and registered changes |
| Department of Consular Affairs, MFA | Legalisation of documents for overseas use |
| Immigration Bureau | Visas, extensions of stay and residence notification |
What we handle in Bangkok
- Trademark searches and registration in Thailand
- Madrid System filings for multi-country protection
- Copyright recordation and protection of creative works
- Invention patents, petty patents and design patents
- Licence, assignment and franchise agreements
- Infringement actions, cease-and-desist letters and court enforcement
The local process, step by step
- 1Search for conflicts and assess registrability
- 2Classify goods and services to match the actual business
- 3File and respond to examiner office actions
- 4Handle objections and oppositions
- 5Monitor renewals and watch for infringement
Documents to prepare
- Image file of the mark to be registered
- List of goods and services actually used
- Company affidavit or ID of the applicant
- Power of attorney for the agent
- Evidence of prior use where available — packaging, advertising, invoices
Points to watch
- Publicly disclosing an invention before filing destroys novelty.
- Thailand is a first-to-file jurisdiction; delay is risky.
- Purely descriptive marks are usually refused — check before investing in branding.
Typical timeframe
Thai trademark registration typically takes from several months to over a year when unopposed.
Timeframes are indicative and depend on the court calendar and the authority handling the matter in Bangkok.
Areas of Bangkok we regularly serve
สาทรสีลมบางรักวัฒนาคลองเตยห้วยขวางจตุจักรลาดพร้าวบางนาพระโขนงดินแดงปทุมวันบางกะปิดอนเมืองมีนบุรี
Laws that govern this matter — Bangkok
Summarised for general understanding only. The application of each provision depends on the facts of your case.
Patent Act B.E. 2522 (1979), as amended
Protects inventions and designs; public disclosure before filing can destroy novelty.
Copyright Act B.E. 2537 (1994), as amended
Protection arises on creation without registration, though recordal helps with evidence.
Example situations and how they are handled — Bangkok
These are constructed examples used to explain procedure. They are not client matters, and no outcome is implied or guaranteed.
Illustrative scenario: a similar mark was registered first
Situation: A business used its brand for years without registering, then finds a similar mark registered by another.
Usual approach: Assemble prior-use evidence (invoices, advertising, first-use dates) and assess opposition or cancellation within the statutory windows. (Hypothetical.)
Advice for your specific situation — Bangkok
Brand owners
- Search before investing in a brand — rebranding later costs far more.
- Register for the goods/services actually used — neither too broad nor too narrow.
Creators and inventors
- Do not publicly disclose an invention before filing.
- Use clear assignment clauses with freelancers and staff so rights do not end up split.
Every matter — what to do in the first 7 days
- Gather every original document in one place, keep scanned copies, and note the date you received each one.
- Write a dated timeline — the date you received a notice or learned of the event usually starts the limitation or appeal clock.
- Do not sign a settlement, debt acknowledgement or withdrawal before a lawyer reviews it — it may extinguish existing rights.
- Preserve digital evidence unaltered (full screenshots, original files, emails with headers) — edited files are easy to challenge.
Questions people in Bangkok ask
Which Bangkok court will hear my case?
It depends on the case type and territorial jurisdiction. General civil and criminal cases go to separate courts, while labour, administrative, IP and bankruptcy matters each have a specialised court. We verify jurisdiction from the parties’ domicile and the place of the events before filing.
I live upcountry but the case is in Bangkok — must I attend every hearing?
Not every hearing. With a proper appointment of counsel and power of attorney, your lawyer can act for you in many steps, but hearings where you must testify require your attendance. We tell you in advance which dates are mandatory.
Certifying a document in Bangkok for use abroad — what comes first?
Always start from the receiving authority’s requirement — it dictates whether you need signature certification, translation, MFA legalisation and embassy endorsement, and in what order. For Thailand, the Apostille Convention enters into force on 28 February 2027; until then MFA and embassy legalisation continues to apply.
Does a Thai registration protect me worldwide?
No. Rights are territorial; foreign protection requires national filings or a Madrid application.
Must copyright be registered?
Copyright arises automatically on creation; recordation with the DIP is evidentiary only.
Same service in other provinces
Other legal services in Bangkok
Litigation & Court Representation — BangkokCivil, criminal, labour, family, succession and land disputesCorporate & Commercial — BangkokIncorporation, contracts, foreign business, BOI and complianceImmigration & Foreign Nationals — BangkokVisas, work permits, residency and lawful statusLand & Real Estate — BangkokTitle due diligence, sale, lease and transfer at the Land OfficeFamily & Succession — BangkokMarriage, divorce, custody, wills and estate administrationMediation, Arbitration & Enforcement — BangkokResolving disputes outside court and making awards effectiveNotarial Services & International Documents — BangkokSignature and document certification, translation, consular and embassy legalisationBOI Promotion & Foreign Business Licensing — BangkokStructuring foreign investment in Thailand correctly from day one.
Discuss your Bangkok matter with an attorney
Tell us the facts and we will explain which authority applies, what documents are needed and the realistic timeframe.