Patent application 13898767 (US), filed 2013-05-21
Publication number: US20130309069A1
Title: PITCH BEARING WITH A GEAR SEGMENT IN A WIND TURBINE
CPC codes: F03D   7/0224
Y10T  29/49464
Y02P  70/50
F03D  80/70
F03D   1/0658
F05B2230/60
F05B2230/80
F05B2250/36
F05B2260/503
F05B2260/79
Y02E  10/72
Office action: rejection, dated 2015-10-16
Rejection reasons: anticipation_102
obviousness_103
indefiniteness_112
Prior art cited: ref_id: 20120148411
ref_type: patent
severity: novelty_destroying
ref_id: 8628301
ref_type: patent
severity: novelty_destroying
ref_id: 20070277644
ref_type: patent
severity: novelty_destroying
Final disposition: pending (2015-10-16)