Patent application 13945643 (US), filed 2013-07-18
Publication number: US20140023446A1
Title: HOLE SAW
CPC codes: B23B  51/0467
B23B  51/04
Y10T 408/895
Y10T 408/8953
B23B  51/044
B23B2260/072
B23B2260/082
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
Prior art cited: ref_id: 20100080665
ref_type: patent
severity: obviousness
ref_id: 20040179911
ref_type: patent
severity: obviousness
ref_id: WO 0009284
ref_type: patent
severity: obviousness
ref_id: D687472
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-15)