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IPC Subgroup
E05B 1/04

with inner rigid member and outer cover or covers

Introduced: September 1968

Last revised: January 2006

Full Title

Knobs or handles for wings; Knobs, handles, or press buttons for locks or latches on wings > with inner rigid member and outer cover or covers

Classification Context

Section:
FIXED CONSTRUCTIONS
Class:
LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
Subclass:
LOCKS; ACCESSORIES THEREFOR; HANDCUFFS

Filing statistics

IPC E05B 1/04 belongs to the parent subclass E05B, which recorded 167,200 patent applications worldwide between 2013 and 2023. Annual filings grew from 10,445 in 2013 to 14,510 in 2023 (+39%), peaking at 19,653 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

  1. KIEKERT DE 2,762
  2. HYUNDAI MOTOR COMPANY KR 1,316
  3. JULIUS BLUM AT 1,088
  4. FORD GLOBAL TECHNOLOGIES US 1,061
  5. HAIER SMART HOME 936
  6. KIA MOTORS CORPORATION KR 909
  7. HUF HUELSBECK & FUERST & COMPANY DE 887
  8. LG ELECTRONICS KR 872
  9. TOKAI RIKA COMPANY 813
  10. GEZE DE 807