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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 NqYMkRG45yX1z9TIrOxiUcrra2M97kiNYSCCM0G+N5QhFlE3oBBQh933iLGSDcUY
 KPaLziEyT79QQzvJK031nQ==

<SEC-DOCUMENT>0001319464-05-000002.txt : 20050418
<SEC-HEADER>0001319464-05-000002.hdr.sgml : 20050418
<ACCEPTANCE-DATETIME>20050418160145
ACCESSION NUMBER:		0001319464-05-000002
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20050414
FILED AS OF DATE:		20050418
DATE AS OF CHANGE:		20050418

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			PURADYN FILTER TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0001019787
		STANDARD INDUSTRIAL CLASSIFICATION:	MOTOR VEHICLE PARTS & ACCESSORIES [3714]
		IRS NUMBER:				141708544
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2017 HIGH RIDGE ROAD
		CITY:			BOYTON BEACH
		STATE:			FL
		ZIP:			33426
		BUSINESS PHONE:		5615479499

	MAIL ADDRESS:	
		STREET 1:		2017 HIGH RIDGE ROAD
		CITY:			BOYTON BEACH
		STATE:			FL
		ZIP:			33426

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	T F PURIFINER INC
		DATE OF NAME CHANGE:	19960726

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			VITTORIA JOSEPH V
		CENTRAL INDEX KEY:			0001017987

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-11991
		FILM NUMBER:		05756702

	BUSINESS ADDRESS:	
		STREET 1:		1616 S OCEAN BLVD
		CITY:			PALM BEACH
		STATE:			FL
		ZIP:			33480
		BUSINESS PHONE:		5616590860

	MAIL ADDRESS:	
		STREET 1:		P O BOX 66100 WHQLD
		CITY:			CHICAGO
		STATE:			IL
		ZIP:			60666
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>primary_doc.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2005-04-14</periodOfReport>

    <notSubjectToSection16>0</notSubjectToSection16>

    <issuer>
        <issuerCik>0001019787</issuerCik>
        <issuerName>PURADYN FILTER TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>PFT</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001017987</rptOwnerCik>
            <rptOwnerName>VITTORIA JOSEPH V</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>P O BOX 66100 WHQLD</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>CHICAGO</rptOwnerCity>
            <rptOwnerState>IL</rptOwnerState>
            <rptOwnerZipCode>60666</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <derivativeTable>
        <derivativeTransaction>
            <securityTitle>
                <value>Warrant to Purchase Common Stock</value>
            </securityTitle>
            <conversionOrExercisePrice>
                <value>0.95</value>
            </conversionOrExercisePrice>
            <transactionDate>
                <value>2005-04-14</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>4</transactionFormType>
                <transactionCode>A</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionTimeliness>
                <value></value>
            </transactionTimeliness>
            <transactionAmounts>
                <transactionShares>
                    <value>100000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0.95</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>A</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <exerciseDate>
                <value>2005-04-14</value>
            </exerciseDate>
            <expirationDate>
                <value>2010-04-13</value>
            </expirationDate>
            <underlyingSecurity>
                <underlyingSecurityTitle>
                    <value>Common Stock</value>
                </underlyingSecurityTitle>
                <underlyingSecurityShares>
                    <value>100000</value>
                </underlyingSecurityShares>
            </underlyingSecurity>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>680000</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
            </ownershipNature>
        </derivativeTransaction>
    </derivativeTable>

    <ownerSignature>
        <signatureName>Cindy Lea Gimler, by Power of Attorney</signatureName>
        <signatureDate>2005-04-18</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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