Legal basis: Trademark Law of People's Republic of China (PRC).
Article 22 An applicant for trademark registration shall fill in the category and name of the goods using the trademark in accordance with the prescribed commodity classification table and apply for registration. An applicant for trademark registration may apply for the registration of the same trademark for many kinds of goods through one application. Applications for trademark registration and other relevant documents may be submitted in written form or in the form of data messages.
Article 23 Where a registered trademark needs to obtain the exclusive right to use a trademark on goods outside the approved scope of use, a separate application for registration shall be filed.
Article 24 Where the logo of a registered trademark needs to be changed, a new application for registration shall be filed.
Article 25 Where an applicant for trademark registration applies for trademark registration in China for the same commodity with the same trademark within six months from the date of the first application for trademark registration in a foreign country, he may enjoy the priority according to the agreement signed between the foreign country and China or the international treaty to which * * * is a party, or according to the principle of mutual recognition of priority. Where priority is claimed in accordance with the preceding paragraph, a written statement shall be made when filing an application for trademark registration, and a copy of the first application for trademark registration shall be submitted within three months; Failing to submit a written statement or a copy of the trademark registration application documents within the time limit shall be deemed as not claiming priority.