Well, I think that it could very well be yes, for the reason that in the 1790 statute the Congress specifically was aware of -- that there were State copyright laws which didn't last as long as the Federal statute. Several of the States hadn't finished enacting those copyright laws, and a couple of States hadn't enacted them at all.
States solved the issue of state copyright laws several years later.
( z1 solve :ARG0 ( z2 state ) :ARG1 ( z3 issue :ARG0 ( z4 law :topic ( z5 copyright ) :mod z2 ) ) :time ( z6 after :quant ( z7 several :op ( z8 temporal-quantity :quant 1 :unit ( z9 year ) ) ) ) )