Tarpinian, 25, made New England’s 53-man roster last season after joining the team as a rookie free agent out of Iowa. The 6-foot-3, 240-pounder played in seven games with one start in 2011 and finished with four defensive tackles and eight special teams tackles. He was placed on injured reserve with a head injury on Nov. 24, 2011. Tarpinian was released by the Patriots on Aug. 31, 2012 and signed to the practice squad on Sept. 1, 2012. He was signed to the 53-man roster from the practice squad on Oct. 20 and played in the last three games, mainly on special teams.