acacia_8k-123110.htm
UNITED STATES
SECURITIES AND EXCHANGE COMMISSION
Washington, D.C. 20549
 
FORM 8-K

CURRENT REPORT
Pursuant to Section 13 or 15(d) of the Securities Exchange Act of 1934
 
Date of Report (Date of earliest event reported):          December 31, 2010
 
ACACIA RESEARCH CORPORATION
(Exact name of registrant as specified in its charter)
 
 
Delaware
000-26068
95-4405754
(State or other jurisdiction of incorporation)
(Commission File Number)
(IRS Employer Identification No.)
 
500 Newport Center Drive
Newport Beach, California
92660
(Address of principal executive offices)
(Zip Code)
 
 
Registrant’s telephone number, including area code:       (949) 480-8300
 
Not applicable
(Former name or former address, if changed since last report.)
 
Check the appropriate box below if the Form 8-K filing is intended to simultaneously satisfy the filing obligation of the registrant under any of the following provisions (see General Instruction A.2. below):
 
o
Written communications pursuant to Rule 425 under the Securities Act (17 CFR 230.425)
 
o
Soliciting material pursuant to Rule 14a-12 under the Exchange Act (17 CFR 240.14a-12)
 
o
Pre-commencement communications pursuant to Rule 14d-2(b) under the Exchange Act (17 CFR 240.14d-2(b))
 
o
 Pre-commencement communications pursuant to Rule 13e-4(c) under the Exchange Act (17 CFR 240.13e-4(c))
 
 

 
 
 




Item 8.01 Other Events.
 
 
 
Lambda Optical Solutions LLC, a subsidiary of Acacia Research Corporation, has entered into a settlement agreement with Ciena Corporation.  This agreement resolves patent litigation that was pending against Ciena Corporation in the United States District Court for the District of Delaware.
 
SIGNATURE
 
Pursuant to the requirements of the Securities Exchange Act of 1934, the registrant has duly caused this report to be signed on its behalf by the undersigned hereunto duly authorized.
 
 
 
ACACIA RESEARCH CORPORATION
   
   
   
Date:  January 3, 2011
By:       /s/ Paul R. Ryan                         
 
 Name:   Paul R. Ryan
 
 Title:     Chairman and Chief
 
                Executive Officer