Attached files

file filename
10-K - ACACIA RESEARCH CORPORATION - ACACIA RESEARCH CORPacacia_10k-123109.htm
EX-18.1 - PREFERABILITY LETTER - ACACIA RESEARCH CORPacacia_10k-ex1801.htm
EX-31.1 - CERTIFICATION - ACACIA RESEARCH CORPacacia_10k-ex3101.htm
EX-31.2 - CERTIFICATION - ACACIA RESEARCH CORPacacia_10k-ex3102.htm
EX-23.1 - CONSENT - ACACIA RESEARCH CORPacacia_10k-ex2301.htm

EXHIBIT 21.1

SUBSIDIARIES OF THE REGISTRANT
 

The following is a listing of the significant subsidiaries of Acacia Research Corporation:

 
Jurisdiction of
Incorporation
   
Acacia Technologies Services Corporation
Delaware
   
Acacia Global Acquisition Corporation and subsidiaries
Delaware
   
Acacia Patent Acquisition Corporation and subsidiaries
Delaware


Acacia Global Acquisition Corporation and Acacia Patent Acquisition Corporation wholly own multiple consolidated operating subsidiaries, that are included in Acacia Research Corporation’s consolidated financial statements included elsewhere herein, each of which are separate and distinct legal entities, and all of which are in the patent acquisition, development, licensing and enforcement business.  All of the operating subsidiaries wholly owned by Acacia Global Acquisition Corporation and Acacia Patent Acquisition Corporation operate in the United States.