Now this is not specifically for Jeeps but technology has to start somewhere. Polaris is talking as early as next year. Thought it was an interesting article.
http://www.foxnews.com/leisure/2013/03/06/polaris-introducing-flat-proof-airless-tires-next-year/
http://www.foxnews.com/leisure/2013/03/06/polaris-introducing-flat-proof-airless-tires-next-year/