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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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<SEC-DOCUMENT>0001209191-08-026662.txt : 20080430
<SEC-HEADER>0001209191-08-026662.hdr.sgml : 20080430
<ACCEPTANCE-DATETIME>20080430214244
ACCESSION NUMBER:		0001209191-08-026662
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080429
FILED AS OF DATE:		20080430
DATE AS OF CHANGE:		20080430

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CRITICAL PATH INC
		CENTRAL INDEX KEY:			0001060801
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-BUSINESS SERVICES, NEC [7389]
		IRS NUMBER:				911788300
		STATE OF INCORPORATION:			CA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2 HARRISON STREET
		STREET 2:		2ND FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105
		BUSINESS PHONE:		4158088800

	MAIL ADDRESS:	
		STREET 1:		2 HARRISON STREET
		STREET 2:		2ND FLOOR
		CITY:			SAN FRNACISCO
		STATE:			CA
		ZIP:			94105

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Dew Donald
		CENTRAL INDEX KEY:			0001352435

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-25331
		FILM NUMBER:		08791697

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		(415)430-5648

	MAIL ADDRESS:	
		STREET 1:		C/O CRITICAL PATH, INC.
		STREET 2:		2 HARRISON STREET - 2ND FLOOR
		CITY:			SAN FRANCISCO
		STATE:			CA
		ZIP:			94105
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-04-29</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001060801</issuerCik>
        <issuerName>CRITICAL PATH INC</issuerName>
        <issuerTradingSymbol>CPTH.OB</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001352435</rptOwnerCik>
            <rptOwnerName>Dew Donald</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O CRITICAL PATH, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>42-27 LOWER MOUNT STREET</rptOwnerStreet2>
            <rptOwnerCity>DUBLIN 2</rptOwnerCity>
            <rptOwnerState>L2</rptOwnerState>
            <rptOwnerZipCode>Dublin 2</rptOwnerZipCode>
            <rptOwnerStateDescription>IRELAND</rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>CTO and EVP, Prod Mktg</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-04-29</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>12680</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.102</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2008-04-29</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2642</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.102</value>
                    <footnoteId id="F1"/>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>0</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By Trustee of RRSP</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">These shares were cancelled pursuant to the terms of the Agreement and Plan of Merger, dated as of December 5, 2007 and as amended on February 19, 2008, by and among CP Holdco, LLC, CP Merger Co. and the Issuer, in exchange for the right to receive, for each share of common stock, a cash payment of $.102 and a contingent right to receive a pro rata amount of any net recovery received by the Issuer with respect to an action pending in the United States District Court for the Western District of Washington captioned &quot;Vanessa Simmonds v. Bank of America Corporation and J.P. Morgan Chase &amp; Co.&quot; (without interest and less any required withholding taxes).</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Donna Spinola, Attorney-in-Fact</signatureName>
        <signatureDate>2008-04-30</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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