CPC Main Group
F24H 1/00 Water heaters, e.g. boilers, continuous-flow heaters or water-storage heaters (steam boilers F22B)
14 direct subcodes
Child Classifications
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- F24H 1/06 Portable or mobile, e.g. collapsible
- F24H 1/08 Packaged or self-contained boilers, i.e. water heaters with control devices and pump in a single unit
- F24H 1/10 Continuous-flow heaters, i.e. heaters in which heat is generated only while the water is flowing, e.g. with direct contact of the water with the heating medium
- F24H 1/18 Water-storage heaters
- F24H 1/22 Water heaters other than continuous-flow or water-storage heaters, e.g. water heaters for central heating
- F24H 1/46 Water heaters having plural combustion chambers
- F24H 1/48 Water heaters for central heating incorporating heaters for domestic water
- F24H 1/54 Water heaters for bathtubs or pools; Water heaters for reheating the water in bathtubs or pools
Top Applicants
Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT
- GREE ELECTRIC APPLIANCES 11,167
- QINGDAO HAIER AIR CONDITIONER COMPANY 9,225
- HAIER SMART HOME 8,998
- MIDEA 8,874
- GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 8,724
- LG ELECTRONICS KR 7,258
- MITSUBISHI ELECTRIC CORPORATION JP 7,009
- QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 6,104
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,544
- NINGBO AUX ELECTRIC COMPANY 3,302