IPC Subgroup
D06P 1/655 Compounds containing ammonium groups
Introduced: July 1974
Last revised: January 2006
Full Title
General processes of dyeing or printing textiles or general processes of dyeing leather, furs or solid macromolecular substances in any form, classified according to the dyes, pigments or auxiliary substances employed > using insoluble pigments or auxiliary substances, e.g. binders > Compounds containing ammonium groups
Classification Context
- Section:
- TEXTILES; PAPER
- Class:
- TREATMENT OF TEXTILES OR THE LIKE; LAUNDERING; FLEXIBLE MATERIALS NOT OTHERWISE PROVIDED FOR
- Subclass:
- DYEING OR PRINTING TEXTILES; DYEING LEATHER, FURS OR SOLID MACROMOLECULAR SUBSTANCES IN ANY FORM
1 direct subcode
Child Classifications
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- D06P 1/66 containing quaternary ammonium groups
Top Applicants
Top 10 applicants by patent filingsfor class D06, 2013–2023, worldwide · Source: EPO PATSTAT
- QINGDAO HAIER WASHING MACHINE COMPANY 10,520
- HAIER SMART HOME 8,532
- LG ELECTRONICS KR 7,853
- WUXI LITTLE SWAN COMPANY 5,749
- QINGDAO HAIER WASHING MACHINE COMPANY CN 2,905
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 2,785
- SAMSUNG ELECTRONICS COMPANY KR 2,662
- GREE ELECTRIC APPLIANCES 1,701
- PANASONIC INTELLECTUAL PROPERTY 1,391
- MIELE DE 1,374