2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/179100The top quark data in the lepton plus $τ$ channel offers a viable probe for the charged Higgs boson signal. We analyse the recent Tevatron collider data in this channel to obtain a significant limit on the $H^\pm$ mass in the large $\tanβ$ region.8 pages, LaTeX file; 2 figures included (PS files)High Energy Physics - Phenomenologytext