485的这些状况有什么区别? 绿卡是按哪个日期算?

来源: 2008-06-30 12:53:39 [博客] [旧帖] [给我悄悄话] 本文已被阅读:

6/24 Card production ordered
6/25 Notice mailed welcoming the new permanent resident
6/27 Approval notice sent

这些有什么区别?