Rule 25a

(1) A declaration of the division of a registration pursuant to Article 48a of the Regulation shall contain:
(a) the registration number;
(b) the name and address of the proprietor of the trade mark in accordance with Rule 1(1)(b);
(c) the list of goods and services which shall form the divisional registration, or, where the division into more than one divisional registration is sought, the list of goods and services for each divisional registration;
(d) the list of goods and services which shall remain in the original registration.

(2) Where the Office finds that the requirements laid down in paragraph 1 are not fulfilled or the list of goods and services which shall form the divisional registration overlap with the goods and services which shall remain in the original registration, it shall invite the applicant to remedy the deficiencies noted within such period as it may specify.
If the deficiencies are not remedied before the time limit expires, the Office shall refuse the declaration of division.

(3) Where the Office finds, that the declaration of division is inadmissible pursuant to Article 48a of the Regulation, it shall refuse the declaration of division.

(4) The Office shall establish a separate file for the divisional registration, which shall consist of a complete copy of the file of the original registration, including the declaration of division and the correspondence relating thereto. The Office shall assign a new registration number to the divisional registration.