Numbering of sheets of drawings 

All the sheets of the international application must be numbered in consecutive Arabic numerals. All sheets of drawings must be numbered in the centre of either the top or the bottom of the sheet but not in the margin, in numbers larger than those used as reference signs.

R. 11.7
AI 207(b)
PCT AG I 5.012, 5.140 and 5.141

Sheets of drawings must be numbered as a separate series commencing with the first; the number of each sheet must consist of two Arabic numerals separated by an oblique stroke, the first being the sheet number and the second being the total number of sheets of drawings (for example: 1/3, 2/3, 3/3).

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