E05C 17/4 Bars or like parts connecting a right wing with a left wing which move against each other when being closed
Introduced: September 1968
Last revised: January 2006
Full Title
Devices for holding wings open; Devices for limiting opening of wings or for holding wings open by a movable member extending between frame and wing; Braking devices, stops or buffers, combined therewith > by mechanical means > Bars or like parts connecting a right wing with a left wing which move against each other when being closed
Classification Context
- Section:
- FIXED CONSTRUCTIONS
- Class:
- LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- Subclass:
- BOLTS OR FASTENING DEVICES FOR WINGS, SPECIALLY FOR DOORS OR WINDOWS
Filing statistics
IPC E05C 17/4 belongs to the parent subclass E05C, which recorded 43,917 patent applications worldwide between 2013 and 2023. Annual filings grew from 2,454 in 2013 to 4,235 in 2023 (+73%), peaking at 5,775 applications in 2020. The most active applicants in class E05 are KIEKERT (2,762 applications), HYUNDAI MOTOR COMPANY (1,316 applications) and JULIUS BLUM (1,088 applications).
Source: EPO PATSTAT, worldwide filings
Top Applicants
Top 10 applicants by patent filingsfor class E05, 2013–2023, worldwide · Source: EPO PATSTAT
- KIEKERT DE 2,762
- HYUNDAI MOTOR COMPANY KR 1,316
- JULIUS BLUM AT 1,088
- FORD GLOBAL TECHNOLOGIES US 1,061
- HAIER SMART HOME 936
- KIA MOTORS CORPORATION KR 909
- HUF HUELSBECK & FUERST & COMPANY DE 887
- LG ELECTRONICS KR 872
- TOKAI RIKA COMPANY 813
- GEZE DE 807