COMMITMENTS AND CONTINGENCIES Litigation From time to time, the Company may be subject to legal proceedings and claims that arise in the ordinary course of business. The Company is not a party to any material litigation or proceedings and is not aware of any material litigation or proceedings, pending or threatened against it. Commitments The Company leases two adjacent buildings in Houston, Texas and a warehouse facility in Gull Lake, Saskatchewan under operating leases. The Company's original Houston building lease which contains office space, warehouse space and a laboratory expires in May 2017 and is leased for $10,586 per month. The Company's second Houston facility, which contains office and warehouse space, is leased for $8,415 per month and has a lease expiration date of May 2015. The Company has vacated this facility and will not renew the lease upon expiration. The Saskatchewan warehouse is a month-to-month lease which rents for $1,000 per month and is cancelable with 30 days   notice. In addition to the facility lease commitments, the Company also has various other commitments such as technology hardware and support and software commitments. Approximate minimum future rental payments under these noncancelable operating leases as of September 30, 2014 are as follows (in thousands) : Year Ending September 30, (Unaudited) 2015 $ 204 2016 129 2017 85 $ 418 Total rent expense was approximately $60,000 and $74,000 for the three months ended September 30, 2013 and September 30, 2014 , respectively, and $156,000 and $217,000 for the nine months ended September 30, 2013 and September 30, 2014 , respectively. The Company signed a lease for office space subsequent to September 30, 2014 which is not included in the table above (see NOTE 13 ).