DIFF Subgroup
A47C 20/04 with adjustable inclination (A47C20/08 takes precedence)
Introduced: July 1974
Title
Titles differ between systems:
IPC: with adjustable inclination
CPC: with adjustable inclination (A47C20/08 takes precedence)
Full Title
Full titles differ between systems:
IPC:
Head-, foot- or like rests for beds, sofas or the like > with adjustable inclination
CPC:
Head-, foot- or like rests for beds, sofas or the like > with adjustable inclination (A47C20/08 takes precedence)
CPC subdivides this area 7x more granularly than IPC with 6 additional codes.
6 codes are CPC-only extensions.
IPC defines codes here since 1974.
Child Classifications
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- A47C 20/06 the adjustable part immobilising foldable legs since 1974 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