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IPC Subgroup
D06C 7/04

Carbonising or oxidising

Introduced: September 1968

Last revised: January 2006

Full Title

Heating or cooling textile fabrics > Carbonising or oxidising

Classification Context

Section:
TEXTILES; PAPER
Class:
TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
Subclass:
FINISHING, DRESSING, TENTERING OR STRETCHING TEXTILE FABRICS

Filing statistics

IPC D06C 7/04 belongs to the parent subclass D06C, which recorded 40,235 patent applications worldwide between 2013 and 2023. Annual filings grew from 1,348 in 2013 to 5,414 in 2023 (+302%), peaking at 6,403 applications in 2020. The most active applicants in class D06 are QINGDAO HAIER WASHING MACHINE COMPANY (10,520 applications), HAIER SMART HOME (8,532 applications) and LG ELECTRONICS (7,853 applications).

Source: EPO PATSTAT, worldwide filings

Top Applicants

Top 10 applicants by patent filingsfor class D06, 2013–2023, worldwide · Source: EPO PATSTAT

  1. QINGDAO HAIER WASHING MACHINE COMPANY 10,520
  2. HAIER SMART HOME 8,532
  3. LG ELECTRONICS KR 7,853
  4. WUXI LITTLE SWAN COMPANY 5,749
  5. QINGDAO HAIER WASHING MACHINE COMPANY CN 2,905
  6. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 2,785
  7. SAMSUNG ELECTRONICS COMPANY KR 2,662
  8. GREE ELECTRIC APPLIANCES 1,701
  9. PANASONIC INTELLECTUAL PROPERTY 1,391
  10. MIELE DE 1,374