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DIFF Subgroup
E05B 81/04

Electrical (electrical circuits E05B81/54)

Introduced: January 2014

Title

Titles differ between systems:

IPC: Electrical

CPC: Electrical (electrical circuits E05B81/54)

Full Title

Full titles differ between systems:

IPC:

Power-actuated vehicle locks > characterised by the type of actuators used > Electrical

CPC:

Power-actuated vehicle locks > characterised by the type of actuators used > Electrical (electrical circuits E05B81/54)

Of 3 combined children, 2 exist in both systems.

1 codes are CPC-only extensions.

IPC defines codes here since 2014.

Child Classifications

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  • E05B 81/05 CPC only CPC only
  • E05B 81/06 using rotary motors since 2014 IPC+CPC Available in IPC and CPC
  • E05B 81/08 using electromagnets or solenoids 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