Invesco Unit Trusts Taxable Income Series 450: 497J filed Sep 30, 2022

Name: Invesco Unit Trusts Taxable Income Series 450 497J (0001528621-22-001530)
Creator: Invesco Unit Trusts Taxable Income Series 450
Published: 2022-09-30

Form type: 497J
Filing date: Sep 30, 2022
Accession number: 0001528621-22-001530
Filer: Invesco Unit Trusts Taxable Income Series 450 (CIK 1547634)