Nothing in title 62 of the Revised Statutes shall affect any appointments made, acts done, or proceedings had or commenced prior to the third day of June 1864, in or toward the organization of any national banking association under the act of February 25, 1863; but all associations which, on the third day of June 1864, were organized or commenced to be organized under that act, shall enjoy all the rights and privileges granted, and be subject to all the duties, liabilities, and restrictions imposed by title 62 of the Revised Statutes, notwithstanding all the steps prescribed by title 62 of the Revised Statutes for the organization of associations were not pursued, if such associations were duly organized under that act.