Invesco Unit Trusts Taxable Income Series 641: 487 filed Oct 19, 2022

Name: Invesco Unit Trusts Taxable Income Series 641 487 (0001528621-22-001567)
Creator: Invesco Unit Trusts Taxable Income Series 641
Published: 2022-10-19

Form type: 487
Filing date: Oct 19, 2022
Accession number: 0001528621-22-001567
Filer: Invesco Unit Trusts Taxable Income Series 641 (CIK 1686061)