IPC Subgroup
F24H 15/128 Preventing overheating
Introduced: January 2022
Full Title
Control of fluid heaters > characterised by the purpose of the control > Preventing overheating
Classification Context
- Section:
- MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- Class:
- HEATING; RANGES; VENTILATING
- Subclass:
- FLUID HEATERS, e.g. WATER OR AIR HEATERS, HAVING HEAT-GENERATING MEANS, e.g. HEAT PUMPS, IN GENERAL
1 direct subcode
Child Classifications
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- F24H 15/132 Preventing the operation of water heaters with low water levels, e.g. dry-firing
Top Applicants
Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT
- MIDEA 21,834
- GREE ELECTRIC APPLIANCES 21,535
- GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 20,870
- QINGDAO HAIER AIR CONDITIONER COMPANY 15,443
- HAIER SMART HOME 15,442
- QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 10,008
- AUX AIR CONDITIONING COMPANY 7,723
- NINGBO AUX ELECTRIC COMPANY 7,499
- NINGBO FOTILE KITCHENWARE COMPANY 6,712
- LG ELECTRONICS KR 6,441