DIFF Main Group
E05B 27/00 Cylinder locks with tumbler pins or balls that are set by pushing the key in
Introduced: September 1968
CPC subdivides this area 8x more granularly than IPC with 13 additional codes.
13 codes are CPC-only extensions.
Child Classifications
Navigate with arrow keys, Enter to open
- E05B 27/10 operated by other surfaces of the key, e.g. openings receiving projections on the tumblers IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
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
Top Applicants (CPC)
Class E05,2013–2023, worldwide · Source: EPO PATSTAT
- KIEKERT DE 2,802
- HYUNDAI MOTOR COMPANY KR 1,609
- LG ELECTRONICS KR 1,467
- FORD GLOBAL TECHNOLOGIES US 1,465
- JULIUS BLUM AT 1,240
- KIA MOTORS CORPORATION KR 1,164
- HUF HUELSBECK & FUERST & COMPANY DE 1,005
- SAMSUNG ELECTRONICS COMPANY KR 928
- GEZE DE 809
- SCHLAGE LOCK COMPANY US 790