<?xml version="1.0"?>
<ownershipDocument>
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    <documentType>4</documentType>
	<periodOfReport>2004-01-21</periodOfReport>
	<notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0000101829</issuerCik>
        <issuerName>UNITED TECHNOLOGIES CORP /DE/</issuerName>
        <issuerTradingSymbol>UTX</issuerTradingSymbol>
	</issuer>
	<reportingOwner>
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            <rptOwnerCik>0001184185</rptOwnerCik>
            <rptOwnerName>DARNIS GERAUD</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>
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			<isOfficer>1</isOfficer>
			<isTenPercentOwner>0</isTenPercentOwner>
			<isOther>0</isOther>
			<officerTitle>President, Carrier Corporation</officerTitle>
		</reportingOwnerRelationship>
	</reportingOwner>
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				<transactionShares>
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				<transactionPricePerShare>
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				</transactionPricePerShare>
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				<directOrIndirectOwnership>
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					<value/>
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				<transactionPricePerShare>
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				<transactionPricePerShare>
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					<value>24869.1720</value>
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				<directOrIndirectOwnership>
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					<value/>
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		<nonDerivativeTransaction>
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			<transactionAmounts>
				<transactionShares>
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				</transactionShares>
				<transactionPricePerShare>
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				</transactionPricePerShare>
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			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>41897.1720</value>
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			<ownershipNature>
				<directOrIndirectOwnership>
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					<value/>
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		<nonDerivativeTransaction>
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			<transactionDate>
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				<transactionShares>
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				</transactionShares>
				<transactionPricePerShare>
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				<transactionAcquiredDisposedCode>
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			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>38083.1720</value>
				</sharesOwnedFollowingTransaction>
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				<directOrIndirectOwnership>
					<value>D</value>
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					<value/>
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			</ownershipNature>
		</nonDerivativeTransaction>
		<nonDerivativeTransaction>
			<securityTitle>
				<value>Common Stock</value>
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			<transactionDate>
				<value>2004-01-21</value>
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			<deemedExecutionDate>
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			<transactionCoding>
				<transactionFormType>4</transactionFormType>
				<transactionCode>F</transactionCode>
				<equitySwapInvolved>0</equitySwapInvolved>
			</transactionCoding>
			<transactionAmounts>
				<transactionShares>
					<value>1946</value>
				</transactionShares>
				<transactionPricePerShare>
					<value>95.8700</value>
				</transactionPricePerShare>
				<transactionAcquiredDisposedCode>
					<value>D</value>
				</transactionAcquiredDisposedCode>
			</transactionAmounts>
			<postTransactionAmounts>
				<sharesOwnedFollowingTransaction>
					<value>36137.1720</value>
				</sharesOwnedFollowingTransaction>
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			<ownershipNature>
				<directOrIndirectOwnership>
					<value>D</value>
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				<natureOfOwnership>
					<value/>
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		<nonDerivativeTransaction>
			<securityTitle>
				<value>Common Stock</value>
			</securityTitle>
			<transactionDate>
				<value>2004-01-22</value>
			</transactionDate>
			<deemedExecutionDate>
			</deemedExecutionDate>
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				<transactionFormType>4</transactionFormType>
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				<equitySwapInvolved>0</equitySwapInvolved>
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				<transactionShares>
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				<transactionPricePerShare>
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					<value/>
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				<transactionPricePerShare>
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					<value/>
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			<securityTitle>
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			<ownershipNature>
				<directOrIndirectOwnership>
					<value>I</value>
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				<natureOfOwnership>
					<value>By Savings Plan Trustee</value>
				</natureOfOwnership>
			</ownershipNature>
		</nonDerivativeHolding>
	</nonDerivativeTable>
	<derivativeTable>
		<derivativeTransaction>
			<securityTitle>
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				<transactionPricePerShare>
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					<value/>
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					<value>D</value>
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			<exerciseDate>
				<value>2000-02-03</value>
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			<expirationDate>
				<value>2007-02-02</value>
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			<underlyingSecurity>
				<underlyingSecurityTitle>
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					<value/>
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		</derivativeTransaction>
	</derivativeTable>
	<footnotes>
	</footnotes>
	<remarks>
	</remarks>
	<ownerSignature>
		<signatureName>By: /s/ Charles F. Hildebrand as Attorney-in-Fact</signatureName>
		<signatureDate>2004-01-23</signatureDate>
	</ownerSignature>
</ownershipDocument>
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X0201
4
2004-01-21
0
0000101829
UNITED TECHNOLOGIES CORP /DE/
UTX
0001184185
DARNIS GERAUD
UNITED TECHNOLOGIES CORPORATION
ONE FINANCIAL PLAZA
HARTFORD
CT
06101
0
1
0
0
President, Carrier Corporation
Common Stock
2004-01-21
4
M
0
20000
34.5000
A
31897.1720
D
Common Stock
2004-01-21
4
F
0
7198
95.8700
D
28939.1720
D
Common Stock
2004-01-21
4
F
0
4070
95.8700
D
24869.1720
D
Common Stock
2004-01-21
4
M
0
10000
36.5625
A
41897.1720
D
Common Stock
2004-01-21
4
F
0
3814
95.8700
D
38083.1720
D
Common Stock
2004-01-21
4
F
0
1946
95.8700
D
36137.1720
D
Common Stock
2004-01-22
4
S
0
7400
94.5500
D
14497.1720
D
Common Stock
2004-01-22
4
S
0
2600
96.2500
D
11897.1720
D
Common Stock
2004-01-22
4
S
0
2972
94.6000
D
21897.1720
D
Common Stock
2854.7960
I
By Savings Plan Trustee
Non-Qualified Stock Option (right to buy)
36.5625
2004-01-21
4
M
0
10000
0
D
2001-01-02
2008-01-01
Common Stock
10000.0000
24000.0000
D
Non-Qualified Stock Option (right to buy)
34.5000
2004-01-21
4
M
0
20000
0
D
2000-02-03
2007-02-02
Common Stock
20000.0000
0.0000
D
By: /s/ Charles F. Hildebrand as Attorney-in-Fact
2004-01-23