How to Get a Refund on Android Market

If you have missed the 15 minute to cancel an order then you can still get a refund. You will have to contact the seller as Google cannot cancel orders on behalf of the seller.

How to contact a seller with a cancellation request about an order

1. Sign in to Google Checkout
2. Click View Order.
3. At the top of the receipt, click Contact [Seller's Name].
4. Select I’d like to request a refund or return an item from the Subject drop-down menu
5. Now, enter your message in the text box.
6. Click Send email

If the seller cancel your order then automatically get a refund.

via Blogmera