Patent application 13263947 (US), filed 2011-10-11
Publication number: US20120045322A1
Title: VACUUM PUMP
CPC codes: F04C  25/02
F04C  18/123
F04C  18/126
F04C  23/001
F04C2210/10
F04C2220/12
F04C2220/30
F05C2201/0442
Office action: rejection, dated 2015-10-14
Rejection reasons: obviousness_103
Prior art cited: ref_id: 6382930
ref_type: patent
severity: obviousness
ref_id: 6874989
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-14)