Invesco Unit Trusts Taxable Income Series 509: 497J filed Nov 30, 2020

Name: Invesco Unit Trusts Taxable Income Series 509 497J (0001528621-20-002400)
Creator: Invesco Unit Trusts Taxable Income Series 509
Published: 2020-11-30

Form type: 497J
Filing date: Nov 30, 2020
Accession number: 0001528621-20-002400
Filer: Invesco Unit Trusts Taxable Income Series 509 (CIK 1608142)