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PCE
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DIFF Subgroup
B68G 7/05

Covering or enveloping cores of pads

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Making upholstery > Covering or enveloping cores of pads

CPC:

Making upholstery (manufacturing upholstered panels B68G13/00 ; sewing-machines D05B) > Covering or enveloping cores of pads

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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  • B68G 7/051 CPC only CPC only
  • B68G 7/052 with webs secured to the core, e.g. by stitching IPC+CPC Available in IPC and CPC
  • B68G 7/054 Arrangements of sheathings between spring cores and overlying paddings IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class B68,2013–2023, worldwide · Source: EPO PATSTAT

  1. TACHI S COMPANY 144
  2. TOYOTA BOSHOKU CORPORATION 131
  3. L & P PROPERTY MANAGEMENT COMPANY US 84
  4. TACHI S COMPANY JP 81
  5. TS TECH COMPANY 79
  6. YOSHIDA KOGYO JP 78
  7. YOSHIDA KOGYO 54
  8. SPUEHL CH 50
  9. CHANGSHU BEALEAD AUTOMATIC MACHINE COMPANY 50
  10. ZHEJIANG HUAJIAN INTELLIGENT EQUIPMENT 49

Top Applicants (CPC)

Class B68,2013–2023, worldwide · Source: EPO PATSTAT

  1. L & P PROPERTY MANAGEMENT COMPANY US 106
  2. YOSHIDA KOGYO JP 91
  3. TACHI S COMPANY JP 74
  4. TACHI S COMPANY 55
  5. SPUEHL CH 49
  6. YOSHIDA KOGYO 47
  7. HARRISON SPINKS COMPONENTS GB 47
  8. HS PRODUCTS GB 45
  9. DREAMWELL US 45
  10. PURPLE INNOVATION US 39