2.1 Consultation with other examiners 

The search division may consult other examiners for advice on various issues, for example:

(i)searching in databases it is not familiar with 

(ii)understanding aspects of the claimed invention outside its area of technical expertise 

(iii)devising a search strategy (see also B‑I, 2.2)

(iv)assessing the relevance of a prior-art document for determining the patentability of claimed subject-matter (see B‑X, 9.2).