Ladders attached to structures, such as windows, cornices, poles, or the like (; ladders permanently fastened to buildings E06C9/00, )

Introduced: September 1968

Title

Titles differ between systems:

IPC: Ladders attachable to structures, such as windows, cornices, poles, or the like

CPC: Ladders attached to structures, such as windows, cornices, poles, or the like (; ladders permanently fastened to buildings E06C9/00, )

Full Title

Full titles differ between systems:

IPC:

Ladders in general > with rigid longitudinal member or members > Ladders attachable to structures, such as windows, cornices, poles, or the like

CPC:

Ladders in general (mounted on undercarriages or vehicles E06C5/00; permanently attached to fixed structures E06C9/00) > with rigid longitudinal member or members > Ladders attached to structures, such as windows, cornices, poles, or the like (; ladders permanently fastened to buildings E06C9/00, )

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

Child Classifications

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E06C 1/345 CPC only CPC only
E06C 1/36 Ladders suspendable by hooks or the like IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class E06,2013–2023, worldwide · Source: EPO PATSTAT

SGCC(STATE GRID CORPORATION OF CHINA) 1,398
YKK AP 1,252
LIXIL CORPORATION 1,235
SAINT-GOBAIN GLASS FR 1,133
BUNKA SHUTTER COMPANY 839
HUNTER DOUGLAS US 812
SANKYOTATEYAMA 796
SANWA SHUTTER CORPORATION 699
VKR HOLDING DK 579
VIEW US 557

Top Applicants (CPC)

Class E06,2013–2023, worldwide · Source: EPO PATSTAT

SAINT-GOBAIN GLASS FR 1,388
HUNTER DOUGLAS US 874
VIEW US 763
VKR HOLDING DK 627
GUARDIAN GLASS US 460
PANASONIC INTELLECTUAL PROPERTY JP 426
LG ELECTRONICS KR 406
SOMFY ACTIVITES FR 368
SGCC(STATE GRID CORPORATION OF CHINA) 353
AGC GLASS EUROPE BE 350