Patent application 14594920 (US), filed 2015-01-12
Publication number: US20150122449A1
Title: DIE CASTING COOLED PISTONS
CPC codes: B22D  17/2038
B22D  17/08
B22D  17/203
Office action: rejection, dated 2015-10-16
Rejection reasons: anticipation_102
obviousness_103
indefiniteness_112
Prior art cited: ref_id: 4311185
ref_type: patent
severity: novelty_destroying
ref_id: 20090139683
ref_type: patent
severity: novelty_destroying
ref_id: 4311185
ref_type: patent
severity: novelty_destroying
ref_id: 5048592
ref_type: patent
severity: novelty_destroying
ref_id: 20090071326
ref_type: patent
severity: novelty_destroying
Final disposition: pending (2015-10-16)