Invention patent applications must describe the invention of a new product or process, or an improvement thereof, and one or more claims that define the invention. The claims must meet the requirement of novelty and non-obviousness. The protection period is valid for 20 years.
Design patents are to protect ornamental aspects or aesthetics of an article including features pertaining to the shape, configuration or pattern, for which the protection is valid for a 10-year period.
Petty patents are for new inventions that would qualify for an invention patent, except that they have no strong, technical innovative step involved. The protection period is valid for 10 years.
Non-Eligible Items for Patent Protection
Naturally occurring microorganisms and their components, animals, plants or extracts from animals or plants
Scientific or mathematical rules or theories
Methods of diagnosis, treatment or cure of human and animal diseases
Inventions contrary to public order, morality, health or welfare
Who Can Apply for Patent Protection
Thai nationals or juristic persons having their main office in Thailand
Nationals of countries that have reciprocal patent agreements with Thailand
Nationals of a country which allows Thai nationals or juristic persons with a principal office in Thailand to apply for patents
Nationals of countries which are parties to international treaties or conventions for patent protection to which Thailand is also a party