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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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<SEC-DOCUMENT>0001090094-06-000014.txt : 20060616
<SEC-HEADER>0001090094-06-000014.hdr.sgml : 20060616
<ACCEPTANCE-DATETIME>20060616195141
ACCESSION NUMBER:		0001090094-06-000014
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20060615
FILED AS OF DATE:		20060616
DATE AS OF CHANGE:		20060616

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ERCANBRACK RON L
		CENTRAL INDEX KEY:			0001169928

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-15997
		FILM NUMBER:		06911408

	BUSINESS ADDRESS:	
		STREET 1:		3565 HARBOR BOULEVARD
		CITY:			COSTA MESA
		STATE:			CA
		ZIP:			92626-1420
		BUSINESS PHONE:		7143277673

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			FILENET CORP
		CENTRAL INDEX KEY:			0000706015
		STANDARD INDUSTRIAL CLASSIFICATION:	SERVICES-COMPUTER INTEGRATED SYSTEMS DESIGN [7373]
		IRS NUMBER:				953757924
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		3565 HARBOR BLVD
		CITY:			COSTA MESA
		STATE:			CA
		ZIP:			92626
		BUSINESS PHONE:		7149663400

	MAIL ADDRESS:	
		STREET 1:		3565 HARBOR BLVD
		CITY:			COSTA MESA
		STATE:			CA
		ZIP:			926261420

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	FILEX CORP
		DATE OF NAME CHANGE:	19830915
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2006-06-15</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0000706015</issuerCik>
        <issuerName>FILENET CORP</issuerName>
        <issuerTradingSymbol>FILE</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001169928</rptOwnerCik>
            <rptOwnerName>ERCANBRACK RON L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O FILENET CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>3565 HARBOR BLVD</rptOwnerStreet2>
            <rptOwnerCity>COSTA MESA</rptOwnerCity>
            <rptOwnerState>CA</rptOwnerState>
            <rptOwnerZipCode>92626</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President/Exec VP WW Sales</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-06-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>55000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F2"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F2"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>55000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>55000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
        <derivativeTransaction>
            <securityTitle>
                <value>Restricted Stock Units</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <footnoteId id="F1"/>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2006-06-15</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>55000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <footnoteId id="F3"/>
            </exerciseDate>
            <expirationDate>
                <footnoteId id="F3"/>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>55000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>55000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <footnotes>
        <footnote id="F1">Each Restricted Stock Unit represents a right to receive one (1) share of Issuer's Common Stock.</footnote>
        <footnote id="F2">The RSUs vest based upon achievement by the Issuer of pre-established financial performance criteria as certified by the Compensation Committee.  Vesting is conditioned upon the Reporting Person's continued employment through the last day of the performance period.  A maximum of 55,000 RSUs may vest in fiscal 2007. To the extent the RSUs do not vest they are automatically forfeited.  The underlying securities are issuable upon or following vesting or if elected by the Reporting Person upon the Reporting Persons termination of service with the Issuer.</footnote>
        <footnote id="F3">The RSUs vest based upon achievement by the Issuer of pre-established financial performance criteria as certified by the Compensation Committee.  Vesting is conditioned upon the Reporting Person's continued employment through the last day of the performance period.  A maximum of 55,000 RSUs may vest in fiscal 2008. To the extent the RSUs do not vest they are automatically forfeited.  The underlying securities are issuable upon or following vesting or if elected by the Reporting Person upon the Reporting Persons termination of service with the Issuer</footnote>
    </footnotes>

    <ownerSignature>
        <signatureName>/s/ Philip C. Maynard, Attorney-in-Fact</signatureName>
        <signatureDate>2006-06-16</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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