An assignment of associated rights does not, however, carry the international interest if the parties otherwise agree or if the formal requirements laid down by Article 32(1) are not complied with In either such case the Convention is inapplicable
to the assignment of the associated rights,15
the effect of which is in general governed by the applicable law, though the Convention priority
rules apply to the extent of subordinating such assignment to an assignment which is effective to transfer the international interest where the
latter assignment is registered.