Rule 53a

(1) Where the Office finds of its own motion or pursuant to corresponding information by the parties to the proceedings that a decision or entry in the Register is subject to revocation pursuant to Article 77a [deleted, editor IP-PorTal] of the Regulation, it shall inform the party affected about the intended revocation.

(2) The affected party may submit observations on the intended revocation within a period specified by the Office.

(3) Where the affected party agrees to the intended revocation or where he does not submit any observations within the period, the Office shall revoke the decision or entry. If the affected party does not agree to the revocation, the Office shall take a decision on the revocation.

(4) Paragraphs 1, 2 and 3 shall apply mutatis mutandis if the revocation is likely to affect more than one party. In these cases the observations submitted by one of the parties pursuant to paragraph 3 shall always be communicated to the other party or parties with an invitation to submit observations.

(5) Where the revocation of a decision or an entry in the Register affects a decision or entry that has been published, the revocation shall also be published.

(6) Competence for revocation under paragraphs 1 to 4 shall lie with the department or unit which took the decision.