Patent application 13498735 (US), filed 2012-04-26
Publication number: US20120205090A1
Title: HEAT PUMP HOT-WATER SUPPLY SYSTEM
CPC codes: F24D  17/02
F24D  19/1054
F24D2200/12
F24D2220/08
G05B2219/2658
Office action: rejection, dated 2015-10-15
Rejection reasons: indefiniteness_112
Final disposition: granted (2015-10-15)