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CPC Subgroup
D06M 11/73

with carbon or compounds thereof (D06M11/67 takes precedence)

Full Title

Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with inorganic substances or complexes thereof; Such treatment combined with mechanical treatment, e.g. mercerising (D06M10/00 takes precedence) > with carbon or compounds thereof (D06M11/67 takes precedence)

Filing statistics

CPC D06M 11/73 belongs to the parent subclass D06M, which recorded 58,384 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,831 in 2013 to 4,712 in 2023 (+66%), peaking at 7,298 applications in 2018. The most active applicants in class D06 are LG ELECTRONICS (7,955 applications), QINGDAO HAIER WASHING MACHINE COMPANY (7,190 applications) and HAIER SMART HOME (5,471 applications).

Source: EPO PATSTAT, worldwide filings

3 direct subcodes

Child Classifications

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  • D06M 11/74 with carbon or graphite; with carbides; with graphitic acids or their salts
  • D06M 11/75 with phosgene; with compounds containing both carbon and sulfur, e.g. thiophosgene (with thiocyanic acid D06M11/67; with thiocarbamic acid D06M13/425; with thiourea D06M13/432)
  • D06M 11/76 with carbon oxides or carbonates (D06M11/75 takes precedence; with percarbonic acids or their salts D06M11/50; with urea D06M13/432)

Top Applicants

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

  1. LG ELECTRONICS KR 7,955
  2. QINGDAO HAIER WASHING MACHINE COMPANY 7,190
  3. HAIER SMART HOME 5,471
  4. QINGDAO HAIER WASHING MACHINE COMPANY CN 2,962
  5. BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 2,870
  6. WUXI LITTLE SWAN COMPANY 2,869
  7. SAMSUNG ELECTRONICS COMPANY KR 2,731
  8. MIELE DE 1,371
  9. WHIRLPOOL CORPORATION US 1,285
  10. ELECTROLUX APPLIANCES SE 1,261