Patens in Thailand
Types of Patents in Thailand
Invention Patent
Granted for new, inventive, and industrially applicable inventions.
- Duration: 20 years from the filing date.
- Examples: Machines, chemicals, or industrial processes.
Design Patent
Granted for new and original ornamental designs of products.
- Duration: 10 years from the filing date.
- Examples: Unique product shapes or packaging designs.
Petty Patent
A simplified patent for less complex innovations that lack a high inventive step but are still novel and industrially applicable.
- Duration: 6 years (extendable for two periods of 2 years each, up to a maximum of 10 years).
Criteria for Patentability
To qualify for a patent in Thailand, an invention or design must meet the following requirements:
- Invention Patent:
- Novelty: The invention must be new and not previously disclosed anywhere in the world.
- Inventive Step: It must involve a significant inventive step that is not obvious to someone skilled in the field.
- Industrial Applicability: It must be capable of being used in an industry.
- Design Patent:
- Must be new and original.
- Must not be similar to existing designs.
- Petty Patent:
- Must be novel and industrially applicable.
- Inventive step is not a strict requirement.
- Novelty: The invention must be new and not previously disclosed anywhere in the world.
- Inventive Step: It must involve a significant inventive step that is not obvious to someone skilled in the field.
- Industrial Applicability: It must be capable of being used in an industry.
- Must be new and original.
- Must not be similar to existing designs.
- Must be novel and industrially applicable.
- Inventive step is not a strict requirement.
Non-Patentable Items
The following are not eligible for patents in Thailand:
- Scientific or mathematical principles.
- Computer programs (as such, unless they form part of a technical invention).
- Methods of diagnosis, treatment, or surgery for humans or animals.
- Naturally occurring substances.
- Plant or animal varieties.
Patent Application Process
Filing the Application
Submit the application to the Department of Intellectual Property (DIP) with the following:
- A completed application form.
- A detailed description of the invention or design.
- Claims defining the scope of protection.
- Abstract and drawings (if applicable).
- Filing fees.
Examination Process
- Formal Examination: Ensures that the application complies with procedural requirements.
- Substantive Examination: Checks whether the invention meets patentability criteria.
Publication
The application is published in the official gazette after the formal examination.
Opposition Period
Third parties may oppose the grant of a patent during this period (for invention patents).
Grant of Patent
If the application satisfies all requirements, a patent is granted.
Rights of a Patent Holder
- Exclusive rights to produce, use, sell, or distribute the patented invention or design.
- The right to license the patent to others.
- The right to take legal action against infringement.
Enforcement and Infringement
- Patent holders can file civil lawsuits for damages or injunctions in cases of infringement.
- Criminal penalties, including fines and imprisonment, may also apply for willful infringement.
International Patent Protection
Thailand is a member of:
- The Paris Convention: Allows applicants to claim priority based on an earlier application filed in another member country.
- The Patent Cooperation Treaty (PCT): Enables applicants to seek patent protection in multiple countries with a single international application.
Practical Tips for Patent Filing in Thailand
- Conduct a prior art search to ensure the invention is novel.
- Use a patent attorney for drafting and filing the application.
- Maintain confidentiality before filing to avoid losing novelty.
- Monitor your patent rights and enforce them against infringement.