DIFF Subgroup
F16J 15/3204 with at least one lip
Introduced: January 2016
Full Title
Full titles differ between systems:
IPC:
Sealings > between relatively-moving surfaces > with elastic sealings, e.g. O-rings > with at least one lip
CPC:
Sealings > between relatively-moving surfaces (F16J15/50, F16J15/52 take precedence; bellows pistons F16J3/06; piston-rings or ring sealings of similar construction F16J9/00) > with elastic sealings, e.g. O-rings > with at least one lip
IPC and CPC are identically structured here. All 6 subcodes exist in both systems.
IPC defines codes here since 2016.
Child Classifications
Navigate with arrow keys, Enter to open
- F16J 15/3208 provided with tension elements, e.g. elastic rings since 2016 IPC+CPC Available in IPC and CPC
- F16J 15/3216 supported in a direction parallel to the surfaces since 2016 IPC+CPC Available in IPC and CPC
- F16J 15/322 supported in a direction perpendicular to the surfaces since 2016 IPC+CPC Available in IPC and CPC
- F16J 15/3224 capable of accommodating changes in distances or misalignment between the surfaces, e.g. able to compensate for defaults of eccentricity or angular deviations since 2016 IPC+CPC Available in IPC and CPC
Top Applicants
Top Applicants (IPC)
Class F16,2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
- TOYOTA MOTOR CORPORATION 7,215
- HYUNDAI MOTOR COMPANY KR 6,846
- ROBERT BOSCH DE 6,106
- NTN CORPORATION 5,305
- SKF SE 4,219
- KIA MOTORS CORPORATION KR 3,852
- NSK 3,850
- HONDA MOTOR COMPANY 3,639
Top Applicants (CPC)
Class F16,2013–2023, worldwide · Source: EPO PATSTAT
- SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
- ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
- HYUNDAI MOTOR COMPANY KR 7,933
- ROBERT BOSCH DE 7,059
- KIA MOTORS CORPORATION KR 4,867
- SKF SE 4,729
- TOYOTA MOTOR CORPORATION JP 4,111
- FORD GLOBAL TECHNOLOGIES US 3,838
- GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
- TOYOTA MOTOR CORPORATION 3,499