original trademark) dfa original trademark refers to the trademark that was first created and used. Compared with the joint trademarks and defensive trade mark, which can only be registered and not used, enterprises must fulfill the main trademarks that are actually used. For example, a company is famous for its "Lekoufu" and has applied for registration of trademarks such as "Lekoufu", "Lekoufu" and "Lekoufu". In this group of similar trademarks, "Lekoufu" is original trademark, and the rest are joint trademarks.

please accept, thank you!