Note Receivable	9 Months Ended
Jun. 30, 2013
Note Receivable	NOTE 2. NOTE RECEIVABLE As part of the proceeds from the sale of Unidym in January 2011, Arrowhead received a Note Receivable from Wisepower (the “Wisepower Note”) in the face amount of $2.5 million. On January 24, 2013, the Company entered into an agreement to sell the Wisepower Note. As consideration for selling the Wisepower Note the Company received 1,570,000 shares of Wisepower stock, (the “First Tranche”). Per the terms of the agreement, the Company was entitled to receive additional consideration (the “Second Tranche”) based on the proceeds realized from the First Tranche, at which time the Company would deliver the Wisepower Note to the Purchaser. As of June 30, 2013, the Company sold 1,170,000 shares of Wisepower from the First Tranche, and realized approximately $1.2 million in proceeds prior to a trading suspension of Wisepower stock on March 22, 2013. On July 26, 2013, the trading of Wisepower stock resumed, and the company sold the remaining shares from the First Tranche, and realized approximately $260,000. It is unclear when or if the Company will receive the Second Tranche. The Company recorded the $1.2 million proceeds realized from the First Tranche, as of June 30, 2013, against the $2.5 million value of the Wisepower Note, and has recorded a reserve for the uncollectible portion of the Wisepower Note. As of June 30, 2013, the receivable was recorded at $260,000, which was collected in July 2013.The Company is pursuing its rights under the applicable agreements.

Note Receivable

9 Months Ended

Jun. 30, 2013

NOTE 2. NOTE RECEIVABLE

As part of the proceeds from the sale of Unidym in January 2011, Arrowhead received a Note Receivable from Wisepower (the “Wisepower Note”) in the face amount of $2.5 million. On January 24, 2013, the Company entered into an agreement to sell the Wisepower Note. As consideration for selling the Wisepower Note the Company received 1,570,000 shares of Wisepower stock, (the “First Tranche”). Per the terms of the agreement, the Company was entitled to receive additional consideration (the “Second Tranche”) based on the proceeds realized from the First Tranche, at which time the Company would deliver the Wisepower Note to the Purchaser.

As of June 30, 2013, the Company sold 1,170,000 shares of Wisepower from the First Tranche, and realized approximately $1.2 million in proceeds prior to a trading suspension of Wisepower stock on March 22, 2013. On July 26, 2013, the trading of Wisepower stock resumed, and the company sold the remaining shares from the First Tranche, and realized approximately $260,000. It is unclear when or if the Company will receive the Second Tranche. The Company recorded the $1.2 million proceeds realized from the First Tranche, as of June 30, 2013, against the $2.5 million value of the Wisepower Note, and has recorded a reserve for the uncollectible portion of the Wisepower Note. As of June 30, 2013, the receivable was recorded at $260,000, which was collected in July 2013.The Company is pursuing its rights under the applicable agreements.