-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
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 9Cs2Ygib35GtuIc41/Ba7g==

<SEC-DOCUMENT>0000875657-09-000060.txt : 20090922
<SEC-HEADER>0000875657-09-000060.hdr.sgml : 20090922
<ACCEPTANCE-DATETIME>20090922160506
ACCESSION NUMBER:		0000875657-09-000060
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20080307
FILED AS OF DATE:		20090922
DATE AS OF CHANGE:		20090922

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			FAIN PHILIP A
		CENTRAL INDEX KEY:			0001294958

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20852
		FILM NUMBER:		091080871

	MAIL ADDRESS:	
		STREET 1:		C/O CXO ON THE GO OF DELAWARE, LLC
		STREET 2:		3349 MONROE AVENUE, # 256
		CITY:			ROCHESTER
		STATE:			NY
		ZIP:			14618

	FORMER NAME:	
		FORMER CONFORMED NAME:	Fain Phillip
		DATE OF NAME CHANGE:	20040622

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ULTRALIFE CORP
		CENTRAL INDEX KEY:			0000875657
		STANDARD INDUSTRIAL CLASSIFICATION:	MISCELLANEOUS ELECTRICAL MACHINERY, EQUIPMENT & SUPPLIES [3690]
		IRS NUMBER:				161387013
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2000 TECHNOLOGY PARKWAY
		CITY:			NEWARK
		STATE:			NY
		ZIP:			14513
		BUSINESS PHONE:		3153327100

	MAIL ADDRESS:	
		STREET 1:		2000 TECHNOLOGY PARKWAY
		CITY:			NEWARK
		STATE:			NY
		ZIP:			14513

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	ULTRALIFE BATTERIES INC
		DATE OF NAME CHANGE:	19940224
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0303</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2008-03-07</periodOfReport>

    <issuer>
        <issuerCik>0000875657</issuerCik>
        <issuerName>ULTRALIFE CORP</issuerName>
        <issuerTradingSymbol>ULBI</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001294958</rptOwnerCik>
            <rptOwnerName>FAIN PHILIP A</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>2000 TECHNOLOGY PARKWAY</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>NEWARK</rptOwnerCity>
            <rptOwnerState>NY</rptOwnerState>
            <rptOwnerZipCode>14513</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Vice President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock, $.10 par value</value>
            </securityTitle>
            <transactionDate>
                <value>2008-03-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>6800</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>8786</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
    </nonDerivativeTable>

    <footnotes></footnotes>

    <remarks>This Form 4 relates to the grant of a restricted stock award to the Reporting Person on  March 7, 2008.  That grant was not properly recorded in the minutes of the Compensation and Management Committee meeting held on that date, however.  Accordingly, the shares were not issued to the Reporting Person at that time and the corresponding Form 4 was not filed.</remarks>

    <ownerSignature>
        <signatureName>/s/Peter F. Comerford; attorney-in-fact for Philip A. Fain</signatureName>
        <signatureDate>2009-09-22</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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