1.5 What is the role of the EPO in the international phase?

1.5.001For international applications under the PCT, the EPO may act as:

–receiving Office ("RO") (see points 2.1.001 ff),

–International Searching Authority ("ISA") (see points 3.1.001 ff),

–Supplementary International Searching Authority ("SISA") (see points 3.4.001 ff) and

–International Preliminary Examining Authority ("IPEA") (see points 4.1.001 ff).