IPC Main Group
F24F 13/00 Details common to, or for air-conditioning, air-humidification, ventilation or use of air currents for screening
Introduced: September 1968
Last revised: January 2006
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
9 direct subcodes
Child Classifications
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- F24F 13/02 Ducting arrangements
- F24F 13/08 Air-flow control members, e.g. louvres, grilles, flaps or guide plates
- F24F 13/2 Casings or covers
- F24F 13/22 Means for preventing condensation or evacuating condensate
- F24F 13/24 Means for preventing or suppressing noise
- F24F 13/26 Arrangements for air-circulation by means of induction, e.g. by fluid coupling or thermal effect
- F24F 13/28 Arrangement or mounting of filters
- F24F 13/3 Arrangement or mounting of heat-exchangers
- F24F 13/32 Supports for air-conditioning, air-humidification or ventilation units
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