A: The followings trademark cannot be registered.
(1) There is no function to distinguish between own goods / service and other companies goods / service. However, even if a trademark is judged not have this function, discernment is considerate to have arisen if the applicant proved it has become special prominent as a result of using this trademark for long time.
(2) Mark which is same or similar with national emblem, royal seal, public insignia.
(3) Mark which is same or similar with Thai flag, foreign national flag or international organization insignia.
(4) Mark which is contrary to public order and moral
(5) Mark which is same as prominent trademark in Thailand
(6) Mark which is same or similar with trademark that may cause confusion with goods related to other people’s business