Case C-298/00 P: Appeal brought on 3 August 2000 by the Italian Republic against the judgement delivered on 15 June 2000 by the Fourth Chamber (Extended Composition) of the Court of First Instance of the European Communities in Joined Cases T-298/97, T-312/97, T-313/97, T-315/97, T-600/97 to T-607/97, T-1/98, T-3/98 to T-6/98 and T-23/98 between Mauro Alzetta and Others, supported by the Italian Republic, and the Commission of the European Communities