DIFF Main Group
D04H 5/00 Non woven fabrics formed of mixtures of relatively short fibres and yarns or like filamentary material of substantial length
Introduced: September 1968
IPC and CPC are identically structured here. All 5 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- D04H 5/02 strengthened or consolidated by mechanical methods, e.g. needling (needling machines D04H18/00) IPC+CPC Available in IPC and CPC
- D04H 5/04 strengthened or consolidated by applying or incorporating chemical or thermo-activatable bonding agents in solid or liquid form IPC+CPC Available in IPC and CPC
- D04H 5/06 strengthened or consolidated by welding-together thermoplastic fibres, filaments, or yarns IPC+CPC Available in IPC and CPC
- D04H 5/08 characterised by the method of forming fleeces or layers, e.g. reorientation of fibres or yarns IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class D04,2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 887
- KIMBERLY-CLARK CORPORATION US 727
- TORAY INDUSTRIES JP 692
- NIKE US 633
- SEIKO EPSON CORPORATION 537
- TORAY INDUSTRIES 528
- NIKE INNOVATE US 522
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 479
- NATIONAL DONG HWA UNIVERSITY 439
- NINGBO CIXING COMPANY 425
Top Applicants (CPC)
Class D04,2013–2023, worldwide · Source: EPO PATSTAT
- P&G (PROCTER & GAMBLE COMPANY) US 1,303
- TORAY INDUSTRIES JP 899
- KIMBERLY-CLARK CORPORATION US 856
- NIKE INNOVATE US 852
- NIKE US 749
- 3M INNOVATIVE PROPERTIES COMPANY (MINNESOTA MINING AND MANUFACTURING INNOVATIVE PROPERTIES COMPANY) US 569
- SHIMA SEIKI MANUFACTURING JP 469
- SAINT-GOBAIN ISOVER FR 468
- REIFENHAEUSER & COMPANY MASCHINENFABRIK DE 462
- NIKE INNOVATE NL 363