Invesco Unit Trusts Taxable Income Series 509: 497J filed Nov 26, 2018

Name: Invesco Unit Trusts Taxable Income Series 509 497J (0001528621-18-002997)
Creator: Invesco Unit Trusts Taxable Income Series 509
Published: 2018-11-26

Form type: 497J
Filing date: Nov 26, 2018
Accession number: 0001528621-18-002997
Filer: Invesco Unit Trusts Taxable Income Series 509 (CIK 1608142)