回复：回复：回复：回复：回复：EB2, I-485 pending, PD Oct. 2005, filing new I-14

then a new I-485 can be filed with the PD from the old case - Oct. 2005, right?
-Correct.
BTW, you mean if the EAD is used, then a second I-485 cannot be filed?
-Correct. But if your H1 I-94 is still valid, you can file I-485 because USCIS does not realize that you used EAD at this point.