2026-07-072026-07-07http://salesiana.dossiersoluciones.com/handle/123456789/39932We discuss the lifetime pattern of weakly decaying heavy hadrons.7 pages, 2 figures included, talk given by B. Melic at The 30th International Conference on High Energy Physics, July 27 - August 2, 2000, Osaka, Japan, to appear in the ProceedingsHigh Energy Physics - Phenomenologytext