Not to my knowledge. But then, 90% of the petitions are frivolous[1] or beyond the power of the Executive branch[2] anyway. Serious proposals (e.g. [3]) rarely meet the "publicly visible" threshold, let alone the (now 4x higher) response threshold.
I hadn't realized the Copyright Office is under Congress (though that might explain its dysfunction.) But you're right, this petition is outside Presidential power to act upon.
