Patent application 13450833 (US), filed 2012-04-19
Publication number: US20130276425A1
Title: Systems and Methods for Detecting the Onset of Compressor Stall
CPC codes: F04D  27/0246
F02C   9/20
F04D  27/001
F04D  29/563
F05D2270/101
Office action: rejection, dated 2015-10-16
Rejection reasons: obviousness_103
Prior art cited: ref_id: 20110268554
ref_type: patent
severity: obviousness
ref_id: 7409854
ref_type: patent
severity: obviousness
ref_id: 4279568
ref_type: patent
severity: obviousness
ref_id: 20080264067
ref_type: patent
severity: obviousness
ref_id: 2850226
ref_type: patent
severity: obviousness
Final disposition: granted (2015-10-16)