Invesco Unit Trusts, Municipal Series 1284: 497J filed Apr 30, 2021

Name: Invesco Unit Trusts, Municipal Series 1284 497J (0001528621-21-000670)
Creator: Invesco Unit Trusts, Municipal Series 1284
Published: 2021-04-30

Form type: 497J
Filing date: Apr 30, 2021
Accession number: 0001528621-21-000670
Filer: Invesco Unit Trusts, Municipal Series 1284 (CIK 1633408)