Descriptions for C40B and notes/indexes are displayed on this screen.


Note(s)
    In this subclass, the first place priority rule is applied, i e  at each hierarchical level, in the absence of an indication to the contrary, classification is made in the first appropriate place [8]When classifying in this subclass, library members are also classified in the appropriate places elsewhere in the IPC (e g  in section C) according to established procedure relating to "Markush"-type formulae (see paragraphs 100 and 101 of the Guide)