Current Status: Case received and pending.

On October 10, 2007, we received this I485 APPLICATION TO REGISTER PERMANENT RESIDENCE OR TO ADJUST STATUS, and mailed you a notice describing how we will process your case. Please follow any instructions on this notice. We will notify you by mail when we make a decision or if we need something from you. If you move while this case is pending, call customer service. We process cases in the order we receive them. You can use our processing dates to estimate when yours will be done. This case is at our TEXAS SERVICE CENTER location. Follow the link below to check processing dates. You can also receive automatic e-mail updates as we process your case. Just follow the link below to register.

제가 너무나 지식이없어서 질문드립니다.
위에나온 October 10, 2007 날짜가 PD 라고 하는 우선일자인가요?
답변주시면 감사하겠습니다.
감사합니다.