According to Rule 48 of the European Patent Convention (EPC) Implementing Regulations (IR)
(1)
The European patent application shall not contain:
(a)
statements or other matter contrary to "ordre public" or morality;
(b)
statements disparaging the products or processes of any third party or the merits or validity of the applications or patents of any such party. Mere comparisons with the prior art shall not be considered disparaging per se;
(c)