I、Instructions for Trademark Disputes:

File an application to cancel the registration of a trademark in accordance with Article 41 of Trademark Law.

II、The following materials shall be submitted for trademark dispute cases:

i、Application for Official Ruling on the Trademark Disputes;

ii、Power of Attorney;

iii、Subject Qualification Certificate;

iv、Reasons, Facts and Relevant Evidence.

III、Time required: about 3 years.