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PCE
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Search for IPC and CPC classification codes or keywords
DIFF Subgroup
D01B 5/02

Details

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Hackling or heckling machines > Details

CPC:

Hackling or heckling machines (hand heckling tools D01G33/00) > Details

IPC and CPC are identically structured here. All 7 subcodes exist in both systems.

Child Classifications

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  • D01B 5/04 Apparatus for feeding, holding, or conveying materials to or in machines IPC+CPC Available in IPC and CPC
  • D01B 5/06 Construction, mounting, or operating features of heckling devices IPC+CPC Available in IPC and CPC
  • D01B 5/08 Arrangements for removing, or disposing of, tow or waste IPC+CPC Available in IPC and CPC
  • D01B 5/10 Touch pins or other ending devices IPC+CPC Available in IPC and CPC
  • D01B 5/12 Framework; Casings; Coverings IPC+CPC Available in IPC and CPC
  • D01B 5/14 Driving arrangements IPC+CPC Available in IPC and CPC
  • D01B 5/16 Arrangements for confining or removing dust or the like IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class D01,2013–2023, worldwide · Source: EPO PATSTAT

  1. NATIONAL DONG HWA UNIVERSITY 1,242
  2. MASCHINENFABRIK RIETER CH 1,162
  3. TORAY INDUSTRIES JP 1,093
  4. TORAY INDUSTRIES 802
  5. JIANGNAN UNIVERSITY 771
  6. WUHAN TEXTILE UNIVERSITY 663
  7. SINOPEC (CHINA PETROCHEMICAL CORPORATION) 653
  8. CHINESE ACADEMY OF SCIENCES 559
  9. LENZING AT 525
  10. MURATA MACHINERY 492

Top Applicants (CPC)

Class D01,2013–2023, worldwide · Source: EPO PATSTAT

  1. TORAY INDUSTRIES JP 1,268
  2. MASCHINENFABRIK RIETER CH 1,200
  3. NATIONAL DONG HWA UNIVERSITY 955
  4. LENZING AT 602
  5. P&G (PROCTER & GAMBLE COMPANY) US 594
  6. WUHAN TEXTILE UNIVERSITY 494
  7. TRUETZSCHLER & COMPANY DE 453
  8. KOLON INDUSTRIES KR 433
  9. OERLIKON TEXTILE & COMPANY DE 430
  10. CHINESE ACADEMY OF SCIENCES 412