When copying a sheet the conditional formatting contained in the sheet is not copied to the new sheet.
Fixed some time ago and will be available with 3.6.1
Fix Verified with parallel installation of Master "LOdev 220.127.116.11.alpha0+ - WIN7 Home Premium (64bit) ENGLISH UI [Build ID: 3ea6b1c]" (tinderbox:Win-x86@6, pull time 2012-08-09 00:01:28)
*** Bug 53306 has been marked as a duplicate of this bug. ***