(1) Any person who intends to request a trial under Articles 117 through 121 shall submit a written request therefor stating the following to the President of the Intellectual Property Trial and Appeal Board:
1. Name and address of the party (in cases of a corporation, referring to its name and the seat of its place of business);
2. Where the party has appointed an agent, the name and address of his or her agent or the seat of the place of business of his or her agent (where his or her agent is a patent corporation or patent corporation (with limited liability), referring to its name, the seat of its office and the name of a designated patent attorney);
3. Indication of the case at trial;
4. Purpose of and grounds for the request.
(2) Where a person amends a written request for a trial submitted pursuant to paragraph (1), he or she shall not amend the purpose thereof: Provided, That in any of the following cases, the foregoing shall not apply:
1. Where an amendment (including an addition) is made to correct items mentioned by a trademark right holder among the parties under paragraph (1) 1;
2. Where grounds for a request made under paragraph (1) 4 are amended;
3. Where a requester amends a trademark subject to confirmation under a written request for a trial and goods bearing such trademark to make such trademark and goods identical to the trademark used by a requested person and goods bearing the trademark when the requested person claims that the trademark he or she actually uses and goods bearing the trademark are different from the trademark subject to confirmation under the written request for a trial and goods bearing the trademark (referring to the trademark and goods bearing the trademark of the requested person claimed by the requester) in a trial to confirm the scope of rights requested by a trademark right holder or an exclusive licensee pursuant to Article 121.
(3) Where a person requests a trial to confirm the scope of rights under Article 121, he or she shall submit a sample of a trademark and a list of goods bearing such trademark to compare with the registered trademark.