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DIFF Subgroup
E05B 81/76

Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles

Introduced: January 2014

Title

Titles differ between systems:

IPC: Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by handles

CPC: Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles

Full Title

Full titles differ between systems:

IPC:

Power-actuated vehicle locks > Electrical circuits > Monitoring or sensing, e.g. by using switches or sensors > Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by handles

CPC:

Power-actuated vehicle locks > Electrical circuits (for locking several wings simultaneously E05B77/48) > Monitoring or sensing, e.g. by using switches or sensors > Detection of handle operation; Detection of a user approaching a handle; Electrical switching actions performed by door handles

Of 2 combined children, 1 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2014.

Child Classifications

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  • E05B 81/77 CPC only CPC only
  • E05B 81/78 as part of a hands-free locking or unlocking operation since 2014 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

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

Top Applicants (CPC)

Class E05,2013–2023, worldwide · Source: EPO PATSTAT

  1. KIEKERT DE 2,802
  2. HYUNDAI MOTOR COMPANY KR 1,609
  3. LG ELECTRONICS KR 1,467
  4. FORD GLOBAL TECHNOLOGIES US 1,465
  5. JULIUS BLUM AT 1,240
  6. KIA MOTORS CORPORATION KR 1,164
  7. HUF HUELSBECK & FUERST & COMPANY DE 1,005
  8. SAMSUNG ELECTRONICS COMPANY KR 928
  9. GEZE DE 809
  10. SCHLAGE LOCK COMPANY US 790