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Guide for applicants, Part 2: PCT procedure before the EPO (Euro-PCT Guide)

 
 
Table of Contents - Guide for applicants, Part 2: PCT procedure before the EPO (Euro-PCT Guide)
C. The EPO as an International Searching Authority (ISA) and a Supplementary International Searching Authority (SISA)
III. Refusal to perform a (full) international search
Complex applications
Complex applications
257
Furthermore, the EPO as ISA will in exceptional cases not perform an international search or will perform a search limited to parts of the claimed subject-matter if the application documents fail to comply with the prescribed requirements to such an extent that a meaningful search is impossible for all or part of the claims; these kinds of applications are often referred to as "complex applications".  
Art. 17(2)(a)(ii) PCT
Art. 150(2) EPC
OJ 2000, 228
GL/EPO B-VIII, 3.1
258
Complex applications will be dealt with in accordance with the ISPE Guidelines supplemented, where appropriate, by the EPO's practice as set out in the Guidelines for Examination (GL/EPO) (see points 16-21).
259
Before taking a decision under Article 17(2)(a)(ii) PCT the ISA may invite the applicant informally to provide clarification of the claimed subject-matter in accordance with paragraphs 9.34 and 9.35 of the ISPE Guidelines.
OJ 2011, 327