PARKER W. PACKARD; JOHN B. UPP, INDIVIDUALLY AND ON BEHALF OF ALL OTHERS SIMILARLY SITUATED, JOHN B. UPP, APPELLEE, v. PROVIDENT NATIONAL BANK; MELLON BANK (EAST), N.A., INDIVIDUALLY AND ON BEHALF OF ALL OTHERS SIMILARLY SITUATED, MELLON BANK, N.A., APPELLANT, PENNSYLVANIA BANKERS ASSOCIATION; PROBATE AND TRUST LAW SECTION OF THE ALLEGHENY COUNTY BAR ASSOCIATION; AMERICAN […]