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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 WrHnctVEK5dgV/IYo2O3fRr0g0EK82W5ejzMrlGO27Lu/pqwggtgZSFARlWbTBkM
 +mqXQbf1U+BV3QZTJu2CLQ==

<SEC-DOCUMENT>0000356446-05-000113.txt : 20051129
<SEC-HEADER>0000356446-05-000113.hdr.sgml : 20051129
<ACCEPTANCE-DATETIME>20051129163007
ACCESSION NUMBER:		0000356446-05-000113
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20000809
FILED AS OF DATE:		20051129
DATE AS OF CHANGE:		20051129

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ZHENG QUN YI
		CENTRAL INDEX KEY:			0001200018

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-20726
		FILM NUMBER:		051232331

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		9736997530

	MAIL ADDRESS:	
		STREET 1:		6 FOX HILL DRIVE
		CITY:			WAYNE
		STATE:			NJ
		ZIP:			07470

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CORTECH INC
		CENTRAL INDEX KEY:			0000728478
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				840894091
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		376 MAIN STREET
		CITY:			BEDMINSTER
		STATE:			NJ
		ZIP:			07921
		BUSINESS PHONE:		9082341881

	MAIL ADDRESS:	
		STREET 1:		376 MAIN STREET
		STREET 2:		P.O. BOX 74
		CITY:			BEDMINSTER
		STATE:			NJ
		ZIP:			07921
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>zhengcrtqfm3_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2000-08-09</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0000728478</issuerCik>
        <issuerName>CORTECH INC</issuerName>
        <issuerTradingSymbol>CRTQ</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001200018</rptOwnerCik>
            <rptOwnerName>ZHENG QUN YI</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>6 FOX HILL DRIVE</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>WAYNE</rptOwnerCity>
            <rptOwnerState>NJ</rptOwnerState>
            <rptOwnerZipCode>07470</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>President</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>Qun Yi Zheng</signatureName>
        <signatureDate>2005-11-29</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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