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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 L1Ki66th0b/IQ7f4v84KEIY9ch5oKcv1xFCVgFgU5ILng/40EmmtrXqetXkhLGzr
 sNWy25yNq+I0ZY3nXcwVDg==

<SEC-DOCUMENT>0000024741-04-000009.txt : 20040102
<SEC-HEADER>0000024741-04-000009.hdr.sgml : 20040101
<ACCEPTANCE-DATETIME>20040102151549
ACCESSION NUMBER:		0000024741-04-000009
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20031231
FILED AS OF DATE:		20040102

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			SMITHBURG WILLIAM D
		CENTRAL INDEX KEY:			0001190304

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-03247
		FILM NUMBER:		04501166

	MAIL ADDRESS:	
		STREET 1:		50 LA SALLE STREET
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60675

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CORNING INC /NY
		CENTRAL INDEX KEY:			0000024741
		STANDARD INDUSTRIAL CLASSIFICATION:	DRAWING AND INSULATING NONFERROUS WIRE [3357]
		IRS NUMBER:				160393470
		STATE OF INCORPORATION:			NY
		FISCAL YEAR END:			1228

	BUSINESS ADDRESS:	
		STREET 1:		ONE RIVERFRONT PLAZA
		CITY:			CORNING
		STATE:			NY
		ZIP:			14831
		BUSINESS PHONE:		6079749000

	MAIL ADDRESS:	
		STREET 1:		ONE RIVERFRONT PLAZA
		CITY:			CORNING
		STATE:			NY
		ZIP:			14831

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	CORNING GLASS WORKS
		DATE OF NAME CHANGE:	19890512
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>c0001190304d20040102f4f.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-12-31</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000024741</issuerCik><issuerName>CORNING INC /NY</issuerName>        <issuerTradingSymbol>GLW</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001190304</rptOwnerCik><rptOwnerName>SMITHBURG WILLIAM D</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>ONE RIVERFRONT PLAZA</rptOwnerStreet1><rptOwnerStreet2></rptOwnerStreet2><rptOwnerCity>CORNING</rptOwnerCity><rptOwnerState>NY</rptOwnerState><rptOwnerZipCode>14831</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>1</isDirector><isOfficer>0</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle></officerTitle><otherText></otherText></reportingOwnerRelationship></reportingOwner><nonDerivativeTable></nonD
erivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Phantom Stock</value></securityTitle><conversionOrExercisePrice><value>0</value><footnoteId id="F1"/></conversionOrExercisePrice><transactionDate><value>2003-12-31</value></transactionDate><deemedExecutionDate></deemedExecutionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>2339.41</value></transactionShares><transactionPricePerShare><value>0</value><footnoteId id="F1"/></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>2339.41</value></underlyingSecurityShares><
/underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>90548.06</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership><natureOfOwnership><value></value></natureOfOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Phantom stock units convert to the cash value of the company's common stock on a one-for-one basis.</footnote><footnote id="F2">Distribution of phantom stock units in cash under the Non-Employee Directors' Deferred Compensation Plan is deferred until separation from Corning.</footnote></footnotes><ownerSignature><signatureName>Denise A. Hauselt, Power of Attorney</signatureName><signatureDate>2004-01-02</signatureDate></ownerSignature></ownershipDocument>

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