md "pa;th"
echo @echo how the pa;th are ya  > "pa;th"\pathme.bat
pathme
set path="pa;th";%path%
pathme
md "pa;th"\"of space"
echo @echo how the pa;th\of space are ya  > "pa;th\of space"\pathem.bat
pathem
set path="pa;th"\"of space";%path%
pathem