DIFF Subgroup
A47C 5/04 Metal chairs, e.g. tubular (rocking chairs having elastic frames made of tubular material A47C3/023)
Introduced: September 1968
Title
Titles differ between systems:
IPC: Metal chairs, e.g. tubular
CPC: Metal chairs, e.g. tubular (rocking chairs having elastic frames made of tubular material A47C3/023)
Full Title
Full titles differ between systems:
IPC:
Chairs of special materials > Metal chairs, e.g. tubular
CPC:
Chairs of special materials > Metal chairs, e.g. tubular (rocking chairs having elastic frames made of tubular material A47C3/023)
Additional Content IPC
Rocking chairs having elastic frames made of tubular material
Of 5 combined children, 3 exist in both systems.
2 codes are CPC-only extensions.
Child Classifications
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- A47C 5/06 Special adaptation of seat upholstery or fabric for attachment to tubular chairs IPC+CPC Available in IPC and CPC
- A47C 5/08 Tubular chairs having sheathed tubes; Adaptation of sheathed tubes thereto IPC+CPC Available in IPC and CPC
- A47C 5/10 Tubular chairs of foldable, collapsible, or dismountable type IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class A47,2013–2023, worldwide · Source: EPO PATSTAT
- ZHEJIANG SUPOR 13,571
- MIDEA 10,855
- JOYOUNG COMPANY 10,106
- FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MANUFACTURING COMPANY 9,846
- LG ELECTRONICS KR 7,657
- GREE ELECTRIC APPLIANCES 4,805
- GUANGDONG MIDEA ELECTRICAL APPLIANCE COMPANY 4,508
- NINGBO FOTILE KITCHENWARE COMPANY 4,300
- HAIER SMART HOME 3,964
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 3,910
Top Applicants (CPC)
Class A47,2013–2023, worldwide · Source: EPO PATSTAT
- LG ELECTRONICS KR 8,633
- BSH (BOSCH UND SIEMENS HAUSGERAETE) DE 4,258
- SAMSUNG ELECTRONICS COMPANY KR 3,477
- MIDEA 3,257
- SEB FR 2,786
- FOSHAN SHUNDE MIDEA ELECTRICAL HEATING APPLIANCES MANUFACTURING COMPANY 2,614
- GREE ELECTRIC APPLIANCES 2,370
- VORWERK & CO. INTERHOLDING DE 2,248
- HAIER SMART HOME 2,169
- MIELE DE 2,019