Note 12 - Commitments and Contingencies Lease Agreements The Company leases approximately 5,000 square feet of office and warehouse space at 10019 Canoga Ave in Chatsworth, California under a lease agreement which extends through February 1, 2013. Total rent expense was $59,061, $47,388 and $306,232 for the years ended June 30, 2012, 2011 and for the period from January 29, 2007 (date of inception) through June 30, 2012, respectively. Monthly payments increased to approximately $4,509 beginning February 2012. The Company has a security deposit of $9,500 associated with this lease. Future minimum lease payments under non-cancelable operating leases are: Year Ended June 30, 2013 31,563 Total $ 31,563 Royalty Agreements On July 1, 2008, our wholly owned subsidiary entered into Patent Assignment Agreements with two parties, our President as well as our former CEO/current CTO, where certain devices and methods involved in the hydrodynamic cavitation processes invented by these two individuals, have been assigned to the Company. In exchange, the Company agreed to pay a royalty of 5% of gross revenues to each of these two individuals for licensing of the technology and leasing of the related equipment embodying the technology. These agreements were subsequently assigned to Cavitation Technologies on May 13, 2010. The Company's CTO and President both waived their rights to receive royalty payments that have accrued, or that may accrue, on any gross revenue generated through June 30, 2012. On April 30, 2008 (as amended November 22, 2010), our wholly owned subsidiary entered into an employment agreement with the Director of Chemical and Analytical Department (the "Inventor")who shall receive an amount equal to 5% of actual gross royalties received from the royalty stream in the first year in which the Company receives royalty payments from the patent which the Inventor was the legally named inventor, and 3% of actual gross royalties received by the Company resulting from the patent in each subsequent year. Licensing Agreem