2.1.1803 Part 4 Section 220.127.116.11, clippath (Shape Clipping Path)
For additional notes that apply to this portion of the standard, please see the notes for pict, §18.104.22.168(a); pict, §14.5.1(a); hdrShapeDefaults, §22.214.171.124(a); shapeDefaults, §126.96.36.199(a); background, §17.2.1(a).
a. The standard describes how the v attribute is used.
Office treats this attribute the same as the v attribute in the path element.
b. The standard does not restrict the number of instances of this element.
Office allows at most only one instance of the clippath element in each place where it can be used.