The 28-year-old Patton has turned in 10 scoreless appearances covering 10.0 innings this season with Iowa, posting no record with four saves in as many chances. He has walked only four hitters while striking out 17, good for an average of 15.3 strikeouts per nine innings. Patton has limited opponents to a .147 batting average and a 0.90 WHIP.
Patton broke into the big leagues with Texas in 2014 and went 1-0 with a 0.96 ERA (1 ER/9.1 IP) in nine big league relief appearances before splitting the 2015 campaign between the Rangers and Triple-A Round Rock. He was acquired by the Cubs from Texas last November. Overall, Patton is 2-1 with a 6.75 ERA (25 ER/33.1 IP) in 36 major league relief outings, averaging more than one strikeout per inning with 36 strikeouts in 33.1 frames.
The righthander is a native of Urbana, Ill., and was selected by the Kansas City Royals in the 24th round of the 2011 Draft out of Southern Illinois University Edwardsville. He was acquired by Texas for righthander Jason Frasor on July 16, 2014.
Ramirez, 26, has no record and a 4.50 ERA (3 ER/6.0 IP) in six relief appearances with the Cubs this season.