Consolidated Statements of Operations Statement (USD $) In Thousands, except Share data	3 Months Ended		6 Months Ended
	Jun. 30, 2011	Jun. 30, 2010	Jun. 30, 2011	Jun. 30, 2010
Revenues	$ 39,746	$ 15,006	$ 100,876	$ 54,778
Cost of revenues:
Inventor royalties	8,588	2,877	21,677	6,788
Contingent legal fees	13,039	3,465	22,406	7,872
Litigation and licensing expenses - patents	3,761	4,433	7,295	8,129
Amortization of patents	2,600	1,876	6,372	3,579
Marketing, general and administrative expenses (including non-cash stock compensation expense of $__ and $___ for the three and six months ended June 30, 2011, respectively and $2,064 and $3,959 for the three and six months ended June 30, 2010, respectively)	8,302	6,056	18,287	12,388
Research, consulting and other expenses - business development	1,335	453	2,043	825
Total operating costs and expenses	37,625	19,160	78,080	39,581
Operating income	2,121	(4,154)	22,796	15,197
Other income:
Interest income	24	20	44	39
Gain on investments	0	0	9	0
Total other income	24	20	53	39
Income from operations before provision for income taxes	2,145	(4,134)	22,849	15,236
Benefit (provision) for income taxes	(306)	13	(7,454)	(308)
Net income including noncontrolling interests in operating subsidiaries	1,839	(4,121)	15,395	14,928
Net income attributable to noncontrolling interests in operating subsidiaries	300	255	(903)	(282)
Net income attributable to Acacia Research Corporation	$ 2,139	$ (3,866)	$ 14,492	$ 14,646
Net income per common share attributable to Acacia Research Corporation:
Basic income per share	$ 0.05	$ (0.12)	$ 0.38	$ 0.47
Diluted income per share	$ 0.05	$ (0.12)	$ 0.37	$ 0.43
Weighted average number of shares outstanding, basic	40,994,082	31,664,869	38,104,500	31,258,394
Weighted average number of shares outstanding, diluted	42,453,782	31,664,869	39,477,616	34,133,988