D06M 13/402 Amides
Full Title
Treating fibres, threads, yarns, fabrics or fibrous goods made from such materials, with non-macromolecular organic compounds (D06M10/00, D06M14/00 take precedence; treatment with complexes of organic amines with inorganic substances D06M11/59); Such treatment combined with mechanical treatment > with compounds containing nitrogen > Amides
Filing statistics
CPC D06M 13/402 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
11 direct subcodes
Child Classifications
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- D06M 13/405 Acylated polyalkylene polyamines
- D06M 13/408 Acylated amines containing fluorine atoms; Amides of perfluoro carboxylic acids
- D06M 13/41 Amides derived from unsaturated carboxylic acids, e.g. acrylamide
- D06M 13/415 Amides of aromatic carboxylic acids; Acylated aromatic amines
- D06M 13/418 Cyclic amides, e.g. lactams; Amides of oxalic acid
- D06M 13/419 Amides having nitrogen atoms of amide groups substituted by hydroxyalkyl or by etherified or esterified hydroxyalkyl groups
- D06M 13/422 Hydrazides
- D06M 13/425 Carbamic or thiocarbamic acids or derivatives thereof, e.g. urethanes (unsubstituted carbamic acid D06M11/67)
- D06M 13/432 Urea, thiourea or derivatives thereof, e.g. biurets; Urea-inclusion compounds; Dicyanamides; Guanidines, e.g. dicyandiamides
- D06M 13/435 Semicarbazides
- D06M 13/438 Sulfonamides
Top Applicants
Top 10 applicants by patent filingsfor class D06, 2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 7,955
- QINGDAO HAIER WASHING MACHINE COMPANY 7,190
- HAIER SMART HOME 5,471
- QINGDAO HAIER WASHING MACHINE COMPANY CN 2,962
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 2,870
- WUXI LITTLE SWAN COMPANY 2,869
- SAMSUNG ELECTRONICS COMPANY KR 2,731
- MIELE DE 1,371
- WHIRLPOOL CORPORATION US 1,285
- ELECTROLUX APPLIANCES SE 1,261