Invesco Unit Trusts Taxable Income Series 450: 497J filed Oct 2, 2023

Name: Invesco Unit Trusts Taxable Income Series 450 497J (0001528621-23-001436)
Creator: Invesco Unit Trusts Taxable Income Series 450
Published: 2023-10-02

Form type: 497J
Filing date: Oct 2, 2023
Accession number: 0001528621-23-001436
Filer: Invesco Unit Trusts Taxable Income Series 450 (CIK 1547634)