-----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,
 I7Oynun4ROAePUPd7//oBy5+fiVov9tfpGS0teeWdr33XSus5FUaUGRotdlc1HZ5
 3MPuHI5EaZhH9lFgAbtKbQ==

<SEC-DOCUMENT>0001019687-04-000813.txt : 20040414
<SEC-HEADER>0001019687-04-000813.hdr.sgml : 20040414
<ACCEPTANCE-DATETIME>20040414171333
ACCESSION NUMBER:		0001019687-04-000813
CONFORMED SUBMISSION TYPE:	424B5
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		20040414

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			ACACIA RESEARCH CORP
		CENTRAL INDEX KEY:			0000934549
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPONENTS & ACCESSORIES [3670]
		IRS NUMBER:				954405754
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			1231

	FILING VALUES:
		FORM TYPE:		424B5
		SEC ACT:		1933 Act
		SEC FILE NUMBER:	333-112885
		FILM NUMBER:		04733869

	BUSINESS ADDRESS:	
		STREET 1:		500 NEWPORT CENTER DRIVE
		STREET 2:		7TH FLOOR
		CITY:			NEWPORT BEACH
		STATE:			CA
		ZIP:			92660
		BUSINESS PHONE:		9494808300

	MAIL ADDRESS:	
		STREET 1:		500 NEWPORT CENTER DRIVE
		STREET 2:		#
		CITY:			NEWPORT BEACH
		STATE:			CA
		ZIP:			92660
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B5
<SEQUENCE>1
<FILENAME>acacia_424b3-041404.txt
</DOCUMENT>
</SUBMISSION>