I would think they are still engaged due to the activity I found on the Patent application and the Patent. See below. Patent application search showed that there is activity on one of the patents as of May 2015. http://appft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PG01&s1=evolucia&OS=evolucia&RS=evolucia Patent search revealed the same thing, activity as of May 2015 on Patent # D729,432. http://patft.uspto.gov/netacgi/nph-Parser?Sect1=PTO2&Sect2=HITOFF&p=1&u=%2Fnetahtml%2FPTO%2Fsearch-bool.html&r=1&f=G&l=50&co1=AND&d=PTXT&s1=evolucia&OS=evolucia&RS=evolucia