Invesco Unit Trusts Taxable Income Series 452: 497J filed Dec 27, 2019

Name: Invesco Unit Trusts Taxable Income Series 452 497J (0001528621-19-003084)
Creator: Invesco Unit Trusts Taxable Income Series 452
Published: 2019-12-27

Form type: 497J
Filing date: Dec 27, 2019
Accession number: 0001528621-19-003084
Filer: Invesco Unit Trusts Taxable Income Series 452 (CIK 1563135)