As no other party is affected, examining divisions may adopt a more liberal approach than opposition divisions. Therefore, examining divisions will consider allowing the presentation of a computer-generated slideshow even if the slides are not communicated in advance of the oral proceedings, provided that:
The same considerations apply to oral proceedings before the Legal Division where they constitute ex parte proceedings.
Source: http://www.epo.org/law-practice/legal-texts/html/guidelines/e/e_iii_8_5_1_2.htm
Date retrieved: 17 May 2021