Change of Address

NETREGULUS

PARAMETRIC TECHNOLOGY CORPORATION

Change Of Correspondence Address

The table below presents the data as entered.

Input Field	Entered
SERIAL NUMBER	76104273
REGISTRATION NUMBER	2670978
LAW OFFICE ASSIGNED	LAW OFFICE 109
MARK SECTION
MARK	NETREGULUS
CORRESPONDENCE SECTION (current)
ORIGINAL ADDRESS	Sabrina C. Stavish Sheridan Ross P.C. Suite 1200 1560 Broadway Denver Colorado 80202-5141 United States 303-863-0223 303-863-2972 sstavish@sheridanross.com
NEW CORRESPONDENCE ADDRESS
NEW ADDRESS	Michael J. Kroll Lahive & Cockfield, LLP One Post Office Square Boston Massachusetts United States 02109 617-227-7400 617-742-4214
SIGNATURE SECTION
SIGNATURE	/Thomas V. Smurzynski/
SIGNATORY NAME	Thomas V. Smurzynski
SIGNATORY DATE	02/10/2009
SIGNATORY POSITION	Attorney of record
AUTHORIZED SIGNATORY	YES
FILING INFORMATION SECTION
SUBMIT DATE	Tue Feb 10 10:57:38 EST 2009
TEAS STAMP	USPTO/CCA-XXX.XX.XXX.XX-2 0090210105738907726-75299 670-440dfe32857798e698584 2cfbca3065a8de-N/A-N/A-20 090210105220299969

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