Property and Equipment (Tables)

3 Months Ended

Mar. 31, 2014

Property, Plant and Equipment [Abstract]

Property and Equipment

Property and equipment consist of the following as of March 31, 2014, and December 31, 2013:

	March 31, 2014			December 31, 2013
Leasehold improvements	$	2,400,837		$	2,319,928
Lab and clean room equipment	2,632,088			2,025,263
Furniture and office equipment	1,570,092			1,240,466
Construction in progress	250,727			802,319
	6,853,744			6,387,976
Less accumulated depreciation	(2,565,001		)	(2,301,870		)
	$	4,288,743		$	4,086,106