<SEC-DOCUMENT>0001209191-21-038222.txt : 20210604
<SEC-HEADER>0001209191-21-038222.hdr.sgml : 20210604
<ACCEPTANCE-DATETIME>20210604161918
ACCESSION NUMBER:		0001209191-21-038222
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20210602
FILED AS OF DATE:		20210604
DATE AS OF CHANGE:		20210604

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			RANKIN JEAN F
		CENTRAL INDEX KEY:			0001222716

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-33579
		FILM NUMBER:		21996705

	MAIL ADDRESS:	
		STREET 1:		1110 AMERICAN PARKWAY NE
		CITY:			ALLENTOWN
		STATE:			PA
		ZIP:			18109

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>2021-06-02</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

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

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001222716</rptOwnerCik>
            <rptOwnerName>RANKIN JEAN F</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>
                <footnoteId id="F1"/>
            </securityTitle>
            <transactionDate>
                <value>2021-06-02</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>2274</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.00</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27414.1264</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2021-06-03</value>
            </transactionDate>
            <deemedExecutionDate></deemedExecutionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>D</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
                <footnoteId id="F2"/>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>0.1264</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>82.64</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>27414</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">An annual award of restricted stock units granted pursuant to the company's 2017 Equity Incentive Plan in accordance with the company's compensation program for non-management directors.</footnote>
        <footnote id="F2">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 3, 2020 pursuant to the company's 2017 Equity Incentive Plan in accordance with the company's compensation program for non-employee directors and vested in full on June 3, 2021, together with accrued dividend equivalent units.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Amy A. Miraglia, Attorney-in-Fact for Jean F. Rankin</signatureName>
        <signatureDate>2021-06-04</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
