0001193125-06-025359 10-Q 4 20051231 20060209 20060209 PARAMETRIC TECHNOLOGY CORP 0000857005 7372 042866152 MA 0930 10-Q 34 000-18059 06593706 140 KENDRICK STREET NEEDHAM MA 02494 7813705000 140 KENDRICK STREET NEEDHAM MA 02494 10-Q 1 d10q.htm FORM 10-Q EX-31.1 2 dex311.htm CERTIFICATION OF CEO PURSUANT TO SECTION 302 EX-31.2 3 dex312.htm CERTIFICATION OF CFO PURSUANT TO SECTION 302 EX-32 4 dex32.htm CERTIFICATION OF CEO AND CFO PURSUANT TO SECTION 906