Invesco Unit Trusts Taxable Income Series 509: 497J filed Nov 27, 2019

Name: Invesco Unit Trusts Taxable Income Series 509 497J (0001528621-19-002882)
Creator: Invesco Unit Trusts Taxable Income Series 509
Published: 2019-11-27

Form type: 497J
Filing date: Nov 27, 2019
Accession number: 0001528621-19-002882
Filer: Invesco Unit Trusts Taxable Income Series 509 (CIK 1608142)