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IPC Subgroup
F24H 15/1

characterised by the purpose of the control

Introduced: January 2022

Full Title

Control of fluid heaters > characterised by the purpose of the control

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

17 direct subcodes

Child Classifications

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  • F24H 15/104 Inspection; Diagnosis; Trial operation
  • F24H 15/108 Resuming operation, e.g. after power outages
  • F24H 15/12 Preventing or detecting fluid leakage
  • F24H 15/124 Preventing or detecting electric faults, e.g. electric leakage
  • F24H 15/136 Defrosting or de-icing; Preventing freezing
  • F24H 15/14 Cleaning; Sterilising; Preventing contamination by bacteria or microorganisms, e.g. by replacing fluid in tanks or conduits
  • F24H 15/156 Reducing the quantity of energy consumed; Increasing efficiency
  • F24H 15/168 Reducing the electric power demand peak
  • F24H 15/172 Scheduling based on user demand, e.g. determining starting point of heating
  • F24H 15/184 Preventing harm to users from exposure to heated water, e.g. scalding
  • F24H 15/196 Automatically filling bathtubs or pools; Reheating the water in bathtubs or pools

Top Applicants

Top 10 applicants by patent filingsfor class F24, 2013–2023, worldwide · Source: EPO PATSTAT

  1. MIDEA 21,834
  2. GREE ELECTRIC APPLIANCES 21,535
  3. GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 20,870
  4. QINGDAO HAIER AIR CONDITIONER COMPANY 15,443
  5. HAIER SMART HOME 15,442
  6. QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 10,008
  7. AUX AIR CONDITIONING COMPANY 7,723
  8. NINGBO AUX ELECTRIC COMPANY 7,499
  9. NINGBO FOTILE KITCHENWARE COMPANY 6,712
  10. LG ELECTRONICS KR 6,441