Invesco Unit Trusts, Municipal Series 1284: 497J filed May 1, 2019

Name: Invesco Unit Trusts, Municipal Series 1284 497J (0001528621-19-001033)
Creator: Invesco Unit Trusts, Municipal Series 1284
Published: 2019-05-01

Form type: 497J
Filing date: May 1, 2019
Accession number: 0001528621-19-001033
Filer: Invesco Unit Trusts, Municipal Series 1284 (CIK 1633408)