Patent application 13505305 (US), filed 2012-05-01
Publication number: US20120219753A1
Title: CAST SHEET AND METHOD OF PRODUCING THE SAME
CPC codes: B28B   3/003
Y10T 428/24273
Y10T 428/24479
B28B   3/126
B28B   3/16
B28B   7/186
B28B  11/003
B29C  33/40
Office action: rejection, dated 2015-10-15
Rejection reasons: anticipation_102
obviousness_103
Prior art cited: ref_id: 20070101871
ref_type: patent
severity: novelty_destroying
ref_id: 2030002
ref_type: patent
severity: novelty_destroying
ref_id: 5340387
ref_type: patent
severity: novelty_destroying
ref_id: 20070101871
ref_type: patent
severity: novelty_destroying
Final disposition: granted (2015-10-15)