S.A. Cases Cited :
Adcock Ingram Laboratories Limited v Lennon Limited; Adcock Ingram Laboratories Limited v SA Druggist 1983 (2) SA 350 (T)
:
Triomed (Pty) Limited v Beecham Group plc 2001 (2) SA 522 (T)
:
Ciba-Geigy Canada Ltd v Apotex Inc. (1992) 3 SCR 120