<?xml version="1.0"?>
<ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType>
	<periodOfReport>2003-08-26</periodOfReport>
	<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000101829</issuerCik>
        <issuerName>UNITED TECHNOLOGIES CORP /DE/</issuerName>
        <issuerTradingSymbol>UTX</issuerTradingSymbol>
	</issuer>
	<reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001184183</rptOwnerCik>
            <rptOwnerName>CASSIDY JOHN F JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>UNITED TECHNOLOGIES CORPORATION</rptOwnerStreet1>
            <rptOwnerStreet2>ONE FINANCIAL PLAZA</rptOwnerStreet2>
            <rptOwnerCity>HARTFORD</rptOwnerCity>
            <rptOwnerState>CT</rptOwnerState>
            <rptOwnerZipCode>06101</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
            <reportingOwnerRelationship>
			<isDirector>0</isDirector>
			<isOfficer>1</isOfficer>
			<isTenPercentOwner>0</isTenPercentOwner>
			<isOther>0</isOther>
			<officerTitle>SVP, Science &amp; Technology</officerTitle>
		</reportingOwnerRelationship>
	</reportingOwner>
	<nonDerivativeTable>
		<nonDerivativeTransaction>
			<securityTitle>
				<value>Common Stock</value>
			</securityTitle>
			<transactionDate>
				<value>2003-08-26</value>
			</transactionDate>
			<deemedExecutionDate>
			</deemedExecutionDate>
			<transactionCoding>
				<transactionFormType>4</transactionFormType>
				<transactionCode>S</transactionCode>
				<equitySwapInvolved>0</equitySwapInvolved>
			</transactionCoding>
			<transactionAmounts>
				<transactionShares>
					<value>4000</value>
				</transactionShares>
				<transactionPricePerShare>
					<value>78.5000</value>
				</transactionPricePerShare>
				<transactionAcquiredDisposedCode>
					<value>D</value>
				</transactionAcquiredDisposedCode>
			</transactionAmounts>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>7604.0000</value>
					<footnoteId id="F1"/>
					<footnoteId id="F2"/>
				</sharesOwnedFollowingTransaction>
			</postTransactionAmounts>
			<ownershipNature>
				<directOrIndirectOwnership>
					<value>D</value>
				</directOrIndirectOwnership>
				<natureOfOwnership>
					<value/>
				</natureOfOwnership>
			</ownershipNature>
		</nonDerivativeTransaction>
	</nonDerivativeTable>
	<footnotes>
		<footnote id="F1">The reporting person also directly owns 7,700 shares of United Technologies Career Restricted common stock.</footnote>
		<footnote id="F2">The box used to indicate that a reporting person is no longer subject to Section 16 reporting was inadvertently and erroneously checked on Dr. Cassidy's previous Form 4 filing.  He will continue to file Section 16 reports.</footnote>
	</footnotes>
	<remarks>
	</remarks>
	<ownerSignature>
		<signatureName>By: /s/ Charles F. Hildebrand as Attorney-in-Fact</signatureName>
		<signatureDate>2003-08-28</signatureDate>
	</ownerSignature>
</ownershipDocument>
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X0201
4
2003-08-26
0
0000101829
UNITED TECHNOLOGIES CORP /DE/
UTX
0001184183
CASSIDY JOHN F JR
UNITED TECHNOLOGIES CORPORATION
ONE FINANCIAL PLAZA
HARTFORD
CT
06101
0
1
0
0
SVP, Science & Technology
Common Stock
2003-08-26
4
S
0
4000
78.5000
D
7604.0000
D
The reporting person also directly owns 7,700 shares of United Technologies Career Restricted common stock.
The box used to indicate that a reporting person is no longer subject to Section 16 reporting was inadvertently and erroneously checked on Dr. Cassidy's previous Form 4 filing.  He will continue to file Section 16 reports.
By: /s/ Charles F. Hildebrand as Attorney-in-Fact
2003-08-28