<SEC-DOCUMENT>0001209191-18-038299.txt : 20180618
<SEC-HEADER>0001209191-18-038299.hdr.sgml : 20180618
<ACCEPTANCE-DATETIME>20180618162238
ACCESSION NUMBER:		0001209191-18-038299
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20180614
FILED AS OF DATE:		20180618
DATE AS OF CHANGE:		20180618

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Markley John D. Jr.
		CENTRAL INDEX KEY:			0001491492

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33579
		FILM NUMBER:		18904835

	MAIL ADDRESS:	
		STREET 1:		COLUMBIA CAPITAL
		CITY:			201 NORTH UNION STREET, SUITE
		STATE:			VA
		ZIP:			22314

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			InterDigital, Inc.
		CENTRAL INDEX KEY:			0001405495
		STANDARD INDUSTRIAL CLASSIFICATION:	PATENT OWNERS & LESSORS [6794]
		IRS NUMBER:				231882087
		STATE OF INCORPORATION:			PA
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		200 BELLEVUE PARKWAY
		STREET 2:		SUITE 300
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809-3727
		BUSINESS PHONE:		302-281-3600

	MAIL ADDRESS:	
		STREET 1:		200 BELLEVUE PARKWAY
		STREET 2:		SUITE 300
		CITY:			WILMINGTON
		STATE:			DE
		ZIP:			19809-3727
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0306</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2018-06-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001405495</issuerCik>
        <issuerName>InterDigital, Inc.</issuerName>
        <issuerTradingSymbol>IDCC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001491492</rptOwnerCik>
            <rptOwnerName>Markley John D. Jr.</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>200 BELLEVUE PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2>SUITE 300</rptOwnerStreet2>
            <rptOwnerCity>WILMINGTON</rptOwnerCity>
            <rptOwnerState>DE</rptOwnerState>
            <rptOwnerZipCode>19809</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-06-14</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F1"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>0.2132</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>85.30</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>6467.5325</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2018-06-15</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>S</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>600</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>85.10</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>5867.5325</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">The transaction reported reflects the cash settlement of a fractional share in connection with the vesting of restricted stock units. The restricted stock units were granted to the reporting person on June 14, 2017 pursuant to the company's 2009 Stock Incentive Plan in accordance with the company's compensation program for non-employee directors and vested, in full, on June 14, 2018, together with accrued dividend equivalent units.</footnote>
        <footnote id="F2">The transaction reported was effected pursuant to a Rule 10b5-1 trading plan adopted by the reporting person to satisfy tax obligations upon the vesting of restricted stock units, as described in Note (1)</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Claire H. Hanna, Attorney-in-Fact for John D. Markley, Jr.</signatureName>
        <signatureDate>2018-06-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
