I will give you the number of defeats we had after 22 matches in the last 25 seasons:
2009/2010 - 6 defeats (4 in serie A + 2 in CL)
2008/2009 - 3 defeats (3 in serie A)
2007/2008 - 3 defeats (2 in serie A+ 1 in Coppa Italia)
2006/2007 - 1 defeat (1 in serie B)
2005/2006 - 3 defeats (1 in Italian Super Cup+ 1 in CL + 1 in serie A)
2004/2005 - 2 defeats (1 in serie A + 1 in Coppa Italia)
2003/2004 - 3 defeats (2 in serie A+ 1 in CL)
2002/2003 - 2 defeats (1 in serie A + 1 in CL)
2001/2002 - 4 defeats (2 in serie A + 2 in CL)
2000/2001 - 3 defeats (1 in serie A+ 1 in CL+ 1 in Coppa Italia)
1999/2000 - 1 defeat (1 in serie A)
1998/1999 (the season we ended in Intertoto) - 5 defeats (4 in serie A+ 1 in Super Cup)
1997/1998 - 3 defeats (1 in serie A + 2 in CL)
1996/1997 - 1 defeat (1 in serie A)
1995/1996 - 4 defeats (3 in serie A + 1 in CL)
1994/1995 - 3 defeats (2 in serie A + 1 in Coppa Italia)
1993/1994 - 4 defeats (2 in serie A + 1 in UEFA Cup+ 1 in Coppa Italia)
So, the first time since Del Piero is in Juve, we got so many defeats after 22 matches. Lets continue with Baggio and Platini.
1992/1993 - 3 defeats (3 in serie A)
1991/1992 - 2 defeats (2 in serie A)
1990/1991 - 4 defeats (2 in serie A + 1 in Super Coppa + 1 in Coppa Italia)
1989/1990 - 3 defeats (3 in serie A)
1988/1989 - 4 defeats (1 in serie A+ 2 in UEFA Cup+ 1 in Coppa Italia)
1987/1988 - 5 defeats (4 in serie A+ 1 in Uefa Cup)
1986/1987 - 5 defeats (3 in serie A + 1 in CL + 1 in Coppa Italia)
1985/1986 - 3 defeats (1 in serie A + 1 in CL + 1 in Coppa Italia)
1984/1985 - 3 defeats (3 in serie A)
These were the last 25 seasons. I bet I can go on like this for many more seasons. Maybe until the first ever season in Juve's history