Article 53

1. If a representative has been appointed or where the applicant first named in a common application is considered to be the common representative pursuant to Article 61(1), notifications shall be addressed to that appointed or common representative.

2. If several representatives have been appointed for a single interested party, notification to any one of them shall be sufficient, unless a specific address for service has been indicated in accordance with Article 1(1)(e).

3. If several interested parties have appointed a common representative, notification of a single document to the common representative shall be sufficient.