Patent application 13547144 (US), filed 2012-07-12
Publication number: US20130015281A1
Title: ROTOR REFINER PLATE ELEMENT FOR COUNTER-ROTATING REFINER HAVING CURVED BARS AND SERRATED LEADING EDGES
CPC codes: D21D   1/306
D21D   1/30
D21D   1/303
Office action: rejection, dated 2015-10-16
Rejection reasons: anticipation_102
Prior art cited: ref_id: 20080191078
ref_type: patent
severity: novelty_destroying
Final disposition: granted (2015-10-16)