Article 47

1. In proceedings before the Office, any notifications to be made by the Office shall take the form of the original document, of a copy thereof certified by, or bearing the seal of, the Office or of a computer print-out bearing such seal. Copies of documents emanating from the parties themselves shall not require such certification.

2. Notifications shall be made:

(a) by post in accordance with Article 48;

(b) by hand delivery in accordance with Article 49;

(c) by deposit in a post box at the Office in accordance with Article 50;

(d) by fax and other technical means in accordance with Article 51;

(e) by public notification in accordance with Article 52.

3. Communications between the Office and the International Bureau shall be in a mutually agreed manner and format, where possible by electronic means. Any reference to forms shall be construed as including forms available in electronic format.