Invesco Unit Trusts Taxable Income Series 457: 497J filed Jan 30, 2023

Name: Invesco Unit Trusts Taxable Income Series 457 497J (0001528621-23-000166)
Creator: Invesco Unit Trusts Taxable Income Series 457
Published: 2023-01-30

Form type: 497J
Filing date: Jan 30, 2023
Accession number: 0001528621-23-000166
Filer: Invesco Unit Trusts Taxable Income Series 457 (CIK 1563140)