DIFF Subgroup
B68G 3/08 Preparation of bed feathers from natural feathers
Introduced: September 1968
Full Title
Treating materials to adapt them specially as upholstery filling > Preparation of bed feathers from natural feathers
IPC and CPC are identically structured here. All 2 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
Child Classifications
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- B68G 3/10 Cleaning or conditioning of bed feathers (B68G3/02 takes precedence) IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class B68,2013–2023, worldwide · Source: EPO PATSTAT
- TACHI S COMPANY 144
- TOYOTA BOSHOKU CORPORATION 131
- L & P PROPERTY MANAGEMENT COMPANY US 84
- TACHI S COMPANY JP 81
- TS TECH COMPANY 79
- YOSHIDA KOGYO JP 78
- YOSHIDA KOGYO 54
- SPUEHL CH 50
- CHANGSHU BEALEAD AUTOMATIC MACHINE COMPANY 50
- ZHEJIANG HUAJIAN INTELLIGENT EQUIPMENT 49
Top Applicants (CPC)
Class B68,2013–2023, worldwide · Source: EPO PATSTAT
- L & P PROPERTY MANAGEMENT COMPANY US 106
- YOSHIDA KOGYO JP 91
- TACHI S COMPANY JP 74
- TACHI S COMPANY 55
- SPUEHL CH 49
- YOSHIDA KOGYO 47
- HARRISON SPINKS COMPONENTS GB 47
- HS PRODUCTS GB 45
- DREAMWELL US 45
- PURPLE INNOVATION US 39