-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 NhyrAw0GKdJb3zmE6axjF7m7S8sFGPqLcxHjmlGlAbY5hg5meHQJRKVSXC6+2ra+
 FWmB5AOGkPjOFz39PoMPoQ==

<SEC-DOCUMENT>0001193805-07-002148.txt : 20070817
<SEC-HEADER>0001193805-07-002148.hdr.sgml : 20070817
<ACCEPTANCE-DATETIME>20070817172402
ACCESSION NUMBER:		0001193805-07-002148
CONFORMED SUBMISSION TYPE:	3
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20070806
FILED AS OF DATE:		20070817
DATE AS OF CHANGE:		20070817

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			HEALTHCARE ACQUISITION CORP
		CENTRAL INDEX KEY:			0001326190
		STANDARD INDUSTRIAL CLASSIFICATION:	BLANK CHECKS [6770]
		IRS NUMBER:				202726770
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		2116 FINANCIAL CENTER
		STREET 2:		666 WALNUT STREET
		CITY:			DES MOINES
		STATE:			IA
		ZIP:			50309
		BUSINESS PHONE:		515-244-5746

	MAIL ADDRESS:	
		STREET 1:		2116 FINANCIAL CENTER
		STREET 2:		666 WALNUT STREET
		CITY:			DES MOINES
		STATE:			IA
		ZIP:			50309

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			Camut Christopher C
		CENTRAL INDEX KEY:			0001409861

	FILING VALUES:
		FORM TYPE:		3
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	001-32587
		FILM NUMBER:		071065979

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		410-269-2600

	MAIL ADDRESS:	
		STREET 1:		C/O PHARMATHENE, INC.
		STREET 2:		ONE PARK PLACE, SUITE 450
		CITY:			ANNAPOLIS
		STATE:			MD
		ZIP:			21401
</SEC-HEADER>
<DOCUMENT>
<TYPE>3
<SEQUENCE>1
<FILENAME>e602487_ex.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>3</documentType>

    <periodOfReport>2007-08-06</periodOfReport>

    <noSecuritiesOwned>1</noSecuritiesOwned>

    <issuer>
        <issuerCik>0001326190</issuerCik>
        <issuerName>HEALTHCARE ACQUISITION CORP</issuerName>
        <issuerTradingSymbol>PIP</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001409861</rptOwnerCik>
            <rptOwnerName>Camut Christopher C</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>C/O PHARMATHENE, INC.</rptOwnerStreet1>
            <rptOwnerStreet2>ONE PARK PLACE, SUITE 450</rptOwnerStreet2>
            <rptOwnerCity>ANNAPOLIS</rptOwnerCity>
            <rptOwnerState>MD</rptOwnerState>
            <rptOwnerZipCode>21401</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>0</isDirector>
            <isOfficer>1</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
            <officerTitle>Chief Financial Officer</officerTitle>
        </reportingOwnerRelationship>
    </reportingOwner>

    <ownerSignature>
        <signatureName>/s/ Christopher C. Camut</signatureName>
        <signatureDate>2007-08-17</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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