0000857005-08-000042 8-K 2 20080917 5.03 9.01 20080923 20080923 PARAMETRIC TECHNOLOGY CORP 0000857005 7372 042866152 MA 0930 8-K 34 000-18059 081084698 140 KENDRICK STREET NEEDHAM MA 02494 7813705000 140 KENDRICK STREET NEEDHAM MA 02494 8-K 1 form8k.htm FORM 8-K EX-3.1 2 bylawsptc.htm BY-LAWS OF PARAMETRIC TECHNOLOGY CORPORATION