GA C3.3.5 3.3.5.

Complex applications 
3.3.008
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. Applications of this kind are often referred to as "complex applications". 
Art. 17(2)(a)(ii) PCT
Art. 150(2) EPC
3.3.009
Complex applications will be dealt with in accordance with the PCT-EPO Guidelines and the ISPE Guidelines supplemented, where appropriate, by the EPO's practice as set out in the Guidelines for Examination (GL/EPO) (see points 1.4.001-1.4.006).
3.3.010
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

Source: http://www.epo.org/applying/international/guide-for-applicants/html/e/ga_c3_3_5.html

Date retrieved: 17 May 2021

7 references found.

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EPC Articles

EPO Guide for Applicants, part II Int.

EPO Guide for Applicants, part II Int. - C The EPO as ISA and SISA

PCT Articles