Rat guards

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Tying-up; Shifting, towing, or pushing equipment; Anchoring > Fastening or guiding equipment for chains, ropes, hawsers, or the like > Rat guards

CPC:

Tying-up; Shifting, towing, or pushing equipment; Anchoring ( dynamic anchoring B63H25/00 ) > Fastening or guiding equipment for chains, ropes, hawsers, or the like > Rat guards

Additional Content IPC

Rat guard Rat guards Device to prevent rats from boarding a vessel moored at a dock, e.g. a disk of sheet metal fitted around a hawser.

No child classifications to compare. This is a leaf node in both IPC and CPC.

Top Applicants

Top Applicants (IPC)

Class B63,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG HEAVY INDUSTRIES KR 5,719
DAEWOO SHIPBUILDING & MARINE ENGINEERING COMPANY KR 4,684
HYUNDAI HEAVY INDUSTRIES COMPANY KR 3,015
ZHEJIANG OCEAN UNIVERSITY 1,359
HUDONG-ZHONGHUA SHIPBUILDING (GROUP) COMPANY 1,221
HARBIN ENGINEERING UNIVERSITY 1,175
SHANGHAI WAIGAOQIAO SHIPBUILDING COMPANY 1,129
CSSC HUANGPU WENCHONG SHIPBUILDING COMPANY 1,113
GUANGZHOU SHIPYARD INTERNATIONAL COMPANY 1,073
JIANGSU UNIVERSITY OF SCIENCE AND TECHNOLOGY 963

Top Applicants (CPC)

Class B63,2013–2023, worldwide · Source: EPO PATSTAT

SAMSUNG HEAVY INDUSTRIES KR 4,830
DAEWOO SHIPBUILDING & MARINE ENGINEERING COMPANY KR 4,093
HYUNDAI HEAVY INDUSTRIES COMPANY KR 2,639
GAZ TRANSPORT ET TECHNIGAZ FR 1,037
SHANGHAI WAIGAOQIAO SHIPBUILDING COMPANY 827
HARBIN ENGINEERING UNIVERSITY 811
GUANGZHOU SHIPYARD INTERNATIONAL COMPANY 808
HUDONG-ZHONGHUA SHIPBUILDING (GROUP) COMPANY 784
YAMAHA MOTOR COMPANY JP 731
THYSSEN KRUPP DE 727