Invesco Unit Trusts Taxable Income Series 477: 497J filed Oct 29, 2021

Name: Invesco Unit Trusts Taxable Income Series 477 497J (0001528621-21-001747)
Creator: Invesco Unit Trusts Taxable Income Series 477
Published: 2021-10-29

Form type: 497J
Filing date: Oct 29, 2021
Accession number: 0001528621-21-001747
Filer: Invesco Unit Trusts Taxable Income Series 477 (CIK 1563039)