MPEP § fp5.01.01
The [1] submitted [2] should have been submitted as a separate paper as required by 37 CFR 1.4(c). The paper has been entered. However, all future correspondence must comply with 37 CFR 1.4.
1. In bracket 1, indicate the item required to be separately submitted, such as an affidavit, petition, or other appropriate document.
2. If the applicant is a pro se inventor, include a copy of the rule.