Patent application 14067020 (US), filed 2013-10-30
Publication number: US20150114018A1
Title: VISCOUS HEATER FOR HEAT PUMP SYSTEM
CPC codes: F25B  30/02
F25B  41/39
B60H   1/00899
B60H2001/00949
F25B2400/01
F25B2400/13
F25B2400/23
Office action: rejection, dated 2015-10-15
Rejection reasons: obviousness_103
Prior art cited: ref_id: 6029613
ref_type: patent
severity: obviousness
ref_id: 20090293515
ref_type: patent
severity: obviousness
ref_id: 20050126217
ref_type: patent
severity: obviousness
ref_id: 20110296849
ref_type: patent
severity: obviousness
Final disposition: rejected (2015-10-15)