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IPC Subgroup
F24F 1/0328

with means for purifying supplied air

Introduced: January 2019

Full Title

Room units for air-conditioning, e.g. separate or self-contained units or units receiving primary air from a central station > Self-contained room units for air-conditioning, i.e. with all apparatus for treatment installed in a common casing > with means for purifying supplied air

Classification Context

Section:
MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
Class:
HEATING; RANGES; VENTILATING
Subclass:
AIR-CONDITIONING; AIR-HUMIDIFICATION; VENTILATION; USE OF AIR CURRENTS FOR SCREENING

2 direct subcodes

Child Classifications

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  • F24F 1/035 characterised by the mounting or arrangement of filters
  • F24F 1/0353 by electric means, e.g. ionisers or electrostatic separators

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