The Sharks opened the scoring at 1:39 of the second period with a power-play goal. Timo Meier fired a wrister from the slot and the puck deflected off of Patrick Marleau's skate and into the net to put San Jose up 1-0.
Evander Kane buried a short-handed goal at 12:05 of the second period after Timo Meier got whistled for high sticking. Kane picked up the puck in the offensive zone on a breakaway beating Robin Lehner to double San Jose's lead, 2-0.
San Jose potted another at 4:39 of the third period. Tomas Hertl carried the puck behind the net then swung to his forehand and beat Lehner in front of the crease to make it 3-0 for the Sharks.
The Blackhawks netted their first goal of the night at 16:58 of the third period when Brandon Saad redirected a shot from Jonathan Toews off of a cross-ice pass to put Chicago on the board, 3-1.