Rule 50

(1) Unless otherwise provided, the provisions relating to proceedings before the department which has made the decision against which the appeal is brought shall be applicable to appeal proceedings mutatis mutandis.
In particular, when the appeal is directed against a decision taken in opposition proceedings, Article 78a [deleted, editor IP-PorTal] of the Regulation shall not be applicable to the time limits fixed pursuant to Article 61(2) of the Regulation.
Where the appeal is directed against a decision of an Opposition Division, the Board shall limit its examination of the appeal to facts and evidence presented within the time limits set in or specified by the Opposition Division in accordance with the Regulation and these Rules, unless the Board considers that additional or supplementary facts and evidence should be taken into account pursuant to Article 74(2) of the Regulation.

(2) The Board of Appeal's decision shall contain:
(a) a statement that it is delivered by the Board;
(b) the date when the decision was taken;
(c) the names of the Chairman and of the other members of the Board of Appeal taking part;
(d) the name of the competent employee of the registry;
(e) the names of the parties and of their representatives;
(f) a statement of the issues to be decided;
(g) a summary of the facts;
(h) the reasons;
(i) the order of the Board of Appeal, including, where necessary, a decision on costs.

(3) The decision shall be signed by the Chairman and the other members of the Board of Appeal and by the employee of the registry of the Board of Appeal.