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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 e0HnBwCWsqk2QLlvBWDXKA==

<SEC-DOCUMENT>0000857005-08-000005.txt : 20080219
<SEC-HEADER>0000857005-08-000005.hdr.sgml : 20080218
<ACCEPTANCE-DATETIME>20080219092533
ACCESSION NUMBER:		0000857005-08-000005
CONFORMED SUBMISSION TYPE:	4/A
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071109
FILED AS OF DATE:		20080219
DATE AS OF CHANGE:		20080219

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PARAMETRIC TECHNOLOGY CORP
		CENTRAL INDEX KEY:			0000857005
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-PREPACKAGED SOFTWARE [7372]
		IRS NUMBER:				042866152
		STATE OF INCORPORATION:			MA
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		140 KENDRICK STREET
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494
		BUSINESS PHONE:		7813705000

	MAIL ADDRESS:	
		STREET 1:		140 KENDRICK STREET
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			MOSES CORNELIUS F III
		CENTRAL INDEX KEY:			0001195652

	FILING VALUES:
		FORM TYPE:		4/A
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-18059
		FILM NUMBER:		08624973

	BUSINESS ADDRESS:	
		STREET 1:		AXCELIS TECHNOLOGIES INC
		CITY:			BEVERLY
		STATE:			MA
		ZIP:			01915-1053
		BUSINESS PHONE:		781-370-5000

	MAIL ADDRESS:	
		STREET 1:		C/O PARAMETRIC TECHNOLOGY CORPORATION
		STREET 2:		140 KENDRICK STREET
		CITY:			NEEDHAM
		STATE:			MA
		ZIP:			02494
</SEC-HEADER>
<DOCUMENT>
<TYPE>4/A
<SEQUENCE>1
<FILENAME>moses02082008_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4/A</documentType>

    <periodOfReport>2007-11-09</periodOfReport>

    <dateOfOriginalSubmission>2007-11-13</dateOfOriginalSubmission>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000857005</issuerCik>
        <issuerName>PARAMETRIC TECHNOLOGY CORP</issuerName>
        <issuerTradingSymbol>PMTC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001195652</rptOwnerCik>
            <rptOwnerName>MOSES CORNELIUS F III</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PARAMETRIC TECHNOLOGY CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>140 KENDRICK STREET</rptOwnerStreet2>
            <rptOwnerCity>NEEDHAM</rptOwnerCity>
            <rptOwnerState>MA</rptOwnerState>
            <rptOwnerZipCode>02494</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer, EVP</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-11-09</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>F</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>20774</value>
                    <footnoteId id="F1"/>
                </transactionShares>
                <transactionPricePerShare>
                    <value>18.20</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>301087</value>
                    <footnoteId id="F1"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">This Amendment to Form 4 is being filed to correct the number of shares tendered to the Issuer on 11/9/2007 to
 satisfy the tax withholding obligations of Reporting Person incurred in connection with the vesting of 26,666 shares of the
 Reporting Person's November 9, 2005 restricted stock award and 29,455 shares of the Reporting Person's November 3, 2006
 restricted stock award, and, correspondingly, to correct the number of securities beneficially owned by the Reporting
 Person following the reported transaction.</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>Catherine Gorecki by power of attorney filed 11/2/2007</signatureName>
        <signatureDate>2008-02-19</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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