Rookie fourth-round draft pick Patton (broken finger) played for the first time. ... 49ers QB Colt McCoy went 11 for 15 for 109 yards a day after restructuring his contract. Harbaugh all but announced McCoy as Kaepernick's backup, saying, "I feel real good that Colt's the backup." ... Vikings CB Chris Cook injured his groin in the first half and didn't return. DT Kevin Williams got his right knee tangled up with OL Joe Looney early in the third quarter — a play the Vikings were considering sending to the league for review. ... 49ers RB LaMichael James injured an elbow. OLB Cam Johnson sustained a third-quarter shoulder injury and didn't return.