Property and equipment

6 Months Ended

Jun. 30, 2012

6.	Property and equipment

Property and equipment consist of the following as of June 30, 2012 and December 31, 2011:

	June 30, 2012			December 31, 2011
Leasehold improvements	$	978,550		$	925,086
Lab and clean room equipment (a)		1,660,399			1,463,144
Furniture and office equipment (a)		355,735			295,654
		2,994,684			2,683,884
Less accumulated depreciation		(2,045,964	)		(1,814,473	)
	$	948,720		$	869,411

(a)

The table above includes reclassifications of production equipment previously included in the furniture and office equipment category.

- Definition

The entire disclosure for long-lived, physical assets that are used in the normal conduct of business to produce goods and services and not intended for resale. Examples include land, buildings, machinery and equipment, and other types of furniture and equipment including, but not limited to, office equipment, furniture and fixtures, and computer equipment and software. This disclosure may include property plant and equipment accounting policies and methodology, a schedule of property, plant and equipment gross, additions, deletions, transfers and other changes, depreciation, depletion and amortization expense, net, accumulated depreciation, depletion and amortization expense and useful lives, income statement disclosures, assets held for sale and public utility disclosures.

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