bitcoins will continue to be mined through 2140, although if the value of a bitcoin can be subdivided below 8 decimal places by community consensus, then it could in theory continue to be mined well beyond 2140 

[source]
https://news.ycombinator.com/item?id=4843182

http://twitter.com/bitcoin_corp

others
http://bitbin.it/VKgp4Wzq
http://bitbin.it/qAo2isuQ
http://bitbin.it/clQmt1KB