6. PATENTS

12 Months Ended

Dec. 31, 2012

Notes to Financial Statements

Note 6. PATENTS

In fiscal 2005, the Company started the patent process for additional WATER$AVR® products.  Patents associated with these costs were granted in 2006 and they have been amortized over their legal life of 17 years.

Of the patent costs listed below, $79,558 (2011 - $77,844) are not subject to amortization as at December 31, 2012, as the patents are still in the process of being approved.

	2012 Cost		Accumulated Amortization		2012 Net
Patents	$	266,451	$	65,939	$	200,512

	2011 Cost		Accumulated Amortization		2011 Net
Patents	$	260,680	$	52,474	$	208,206

Increase in 2012 cost was due to currency conversion.  2012 cost in Canadian dollars - $265,102 (2011 - $265,102 in Canadian dollars).

Amount of depreciation for 2012: $11,124 (2011: $11,124).

Estimated depreciation expense over the next five years is as follows:

2013	$	12,300
2014		12,300
2015		12,300
2015		12,300
2017		12,300