The last paragraph of the article that the OP linked to (just click on the first sentence of the OP to follow the link)-
What can we expect next?
As of now, Canna Vine is only available and legal in California with a medical marijuana license. However, even if you are in California and have a marijuana license, you’ll also need to dish out $120 to $400 dollars for half a bottle.
Currently Molyneux and Lindquist, the founders, are continuing to work on their products. Lindquist states that “Cannabis wine has been so effective as a stress reliever, as a mood elevator, and as a medicine. I have no idea what the market will be like for it, but whatever I make I want to be safe, made from pure ingredients and, hopefully, delicious.”