This revised version of the Guidelines for Examination will apply as from 1 November 2015. Until then, the September 2014 edition of the Guidelines remains valid.

3. Search documentation

The search is carried out in in-house or external collections of documents or databases, the contents of which are systematically accessible, e.g. by means of words, classification symbols or indexing codes. These are primarily patent documents of various countries, supplemented by a number of articles from periodicals and other non-patent literature (see B‑IX).

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