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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 G7iKZlNf+XlZFHpZeOo1ikX2S/KE2AQzPY3kPRCEbQxbOrXTUeH3UfWoJf+Ndjd3
 sB2j6IvmvFQnqD92TmGpoA==

<SEC-DOCUMENT>9999999995-08-001800.txt : 20080606
<SEC-HEADER>9999999995-08-001800.hdr.sgml : 20080606
<ACCEPTANCE-DATETIME>20080606001517
ACCESSION NUMBER:		9999999995-08-001800
CONFORMED SUBMISSION TYPE:	EFFECT
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20080605
DATE AS OF CHANGE:		20080606
EFFECTIVENESS DATE:		20080605

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			CELL GENESYS INC
		CENTRAL INDEX KEY:			0000865231
		STANDARD INDUSTRIAL CLASSIFICATION:	PHARMACEUTICAL PREPARATIONS [2834]
		IRS NUMBER:				943061375
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1017

	FILING VALUES:
		FORM TYPE:		EFFECT
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-71608
		FILM NUMBER:		08884254

	BUSINESS ADDRESS:	
		STREET 1:		500 FORBES BOULEVARD
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
		BUSINESS PHONE:		6502663000

	MAIL ADDRESS:	
		STREET 1:		500 FORBES BOULEVARD
		CITY:			SOUTH SAN FRANCISCO
		STATE:			CA
		ZIP:			94080
</SEC-HEADER>
<DOCUMENT>
<TYPE>EFFECT
<SEQUENCE>1
<FILENAME>primary_doc.xml
<TEXT>
<XML>
<?xml version="1.0"?>
<edgarSubmission>

    <schemaVersion>X0101</schemaVersion>

    <submissionType>EFFECT</submissionType>

    <act>33</act>

    <testOrLive>LIVE</testOrLive>

    <effectiveData>
        <finalEffectivenessDispDate>2008-06-05</finalEffectivenessDispDate>
        <accessionNumber>0001193125-08-125700</accessionNumber>
        <submissionType>POS AM</submissionType>
        <filer>
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            <entityName>CELL GENESYS INC</entityName>
            <fileNumber>333-71608</fileNumber>
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</TEXT>
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