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CPC Subgroup
F24B 7/007

Full Title

Stoves, ranges or flue-gas ducts, with additional provisions for convection heating (stoves with open fires characterised by use of heat exchange means F24B1/188)

Filing statistics

CPC F24B 7/007 belongs to the parent subclass F24B, which recorded 5,958 patent applications worldwide between 2013 and 2023. Annual filings declined from 485 in 2013 to 364 in 2023 (-25%), peaking at 691 applications in 2018. The most active applicants in class F24 are GREE ELECTRIC APPLIANCES (11,167 applications), QINGDAO HAIER AIR CONDITIONER COMPANY (9,225 applications) and HAIER SMART HOME (8,998 applications).

Source: EPO PATSTAT, worldwide filings

Top Applicants

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

  1. GREE ELECTRIC APPLIANCES 11,167
  2. QINGDAO HAIER AIR CONDITIONER COMPANY 9,225
  3. HAIER SMART HOME 8,998
  4. MIDEA 8,874
  5. GUANGDONG MIDEA REFRIGERATION EQUIPMENT COMPANY 8,724
  6. LG ELECTRONICS KR 7,258
  7. MITSUBISHI ELECTRIC CORPORATION JP 7,009
  8. QINGDAO HAIER AIR CONDITIONER ELECTRIC COMPANY 6,104
  9. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,544
  10. NINGBO AUX ELECTRIC COMPANY 3,302