Commitments and Contingencies

12 Months Ended

Jul. 31, 2012

Commitments and Contingencies Disclosure [Abstract]

Commitments and Contingencies

7. Commitments and Contingencies 

We lease our primary facility in El Cajon, California under a noncancelable operating lease that expires in December 2014. This facility includes our corporate offices, research and development laboratory, manufacturing operations, and warehouse. We lease additional warehouse space under a noncancelable operating lease that expires in November 2012.  We also lease other office and warehouse space on a month to month basis. Rent expense for all of our facilities, including office and warehouse space,was $275,000 and $298,000 for the years ended July 31, 2012 and 2011, respectively.

Future minimum annual lease payments for our facility leases for years ending after at July 31, 2012 are as follows:

2013	$	150,000
2014		168,000
2015		71,000
2016		0
2017		0
	$	389,000