The 27-year-old's move to the San Siro could mean that Carloz Tevez's proposed switch from Manchester City is off.
Lopez's transfer was confirmed on Milan's official television channel on Friday evening.
The forward had scored three goals in 14 Serie A games for Catania before his move to the Rossoneri.
Restore Data
| Team | P | W | D | L | F | A | GD | PTS | |
| 1 | Napoli | 20 | 15 | 2 | 3 | 32 | 12 | 20 | 47 |
| 2 | Inter Milan | 19 | 13 | 5 | 1 | 48 | 17 | 31 | 44 |
| 3 | Atalanta BCAtalanta | 20 | 13 | 4 | 3 | 44 | 21 | 23 | 43 |
| 4 | Lazio | 20 | 11 | 3 | 6 | 34 | 28 | 6 | 36 |
| 5 | Juventus | 20 | 7 | 13 | 0 | 32 | 17 | 15 | 34 |
| 6 | Fiorentina | 19 | 9 | 5 | 5 | 32 | 20 | 12 | 32 |
| 7 | AC Milan | 19 | 8 | 7 | 4 | 29 | 19 | 10 | 31 |
| 8 | Bologna | 19 | 7 | 9 | 3 | 29 | 25 | 4 | 30 |
| 9 | Udinese | 20 | 7 | 5 | 8 | 23 | 28 | -5 | 26 |
| 10 | Roma | 20 | 6 | 6 | 8 | 28 | 26 | 2 | 24 |
| 11 | Genoa | 20 | 5 | 8 | 7 | 17 | 27 | -10 | 23 |
| 12 | Torino | 20 | 5 | 7 | 8 | 20 | 25 | -5 | 22 |
| 13 | Empoli | 20 | 4 | 8 | 8 | 19 | 25 | -6 | 20 |
| 14 | Lecce | 20 | 5 | 5 | 10 | 14 | 32 | -18 | 20 |
| 15 | Parma | 20 | 4 | 7 | 9 | 25 | 35 | -10 | 19 |
| 16 | Como | 20 | 4 | 7 | 9 | 22 | 33 | -11 | 19 |
| 17 | Hellas VeronaHellas Verona | 20 | 6 | 1 | 13 | 24 | 44 | -20 | 19 |
| 18 | CagliariCagliari | 20 | 4 | 6 | 10 | 19 | 33 | -14 | 18 |
| 19 | VeneziaVenezia | 20 | 3 | 5 | 12 | 18 | 33 | -15 | 14 |
| 20 | Monza | 20 | 2 | 7 | 11 | 19 | 28 | -9 | 13 |
| > Serie A Full Table | |||||||||
