General form of registration statement for all companies including face-amount certificate companies

Noncontrolling interests (Tables)

Noncontrolling interests (Tables)

9 Months Ended

12 Months Ended

Sep. 30, 2013

Dec. 31, 2012

Net loss attributable to Tecogen Inc. and Transfers (to) from the Noncontrolling Interest

The table below presents the changes in equity resulting from net loss attributable to Tecogen and transfers to or from noncontrolling interests for the nine months ended September 30, 2013 and 2012.

Net loss attributable to Tecogen Inc. and

Transfers (to) from the Noncontrolling Interest

Nine Months Ended September 30,

	2013		2012
Net loss attributable to Tecogen Inc.	$	(3,338,552)	$	(1,509,891)
Transfers (to) from the noncontrolling interest
Increase in Tecogen's paid-in capital upon the sale of 1,000,000 Ilios common shares		—		289,605

Net transfers to noncontrolling interest		—		289,605
Change from net loss attributable to Tecogen Inc. and transfers to noncontrolling interest	$	(3,338,552)	$	(1,220,286)

The table below presents the changes in equity resulting from net loss attributable to Tecogen and transfers to or from noncontrolling interests for the years ended December 31, 2012, 2011, and 2010.

Net loss attributable to Tecogen Inc. and
Transfers (to) from the Noncontrolling Interest
Years ended December 31,

	2012		2011		2010
Net loss attributable to Tecogen Inc.	$	(1,636,957)	$	(1,574,501)	$	(355,308)
Transfers (to) from the noncontrolling interest
Decrease in Tecogen’s paid-in capital for purchase of 1,000,000 and 1,500,000 Ilios common shares in 2012 and 2011, respectively		(174,958)		(261,174)
Increase in Tecogen’s paid-in capital upon the sale of 1,000,000 Ilios common shares		289,606
Net transfers to noncontrolling interest		114,648		(261,174)		—
Change from net loss attributable to Tecogen Inc. and transfers to noncontrolling interest	$	(1,522,309)	$	(1,835,675)	$	(355,308)