CPC Subgroup
F16L 5/02 Sealing
Full Title
Devices for use where pipes, cables or protective tubing pass through walls or partitions (installations of electric cables or lines through walls, floors or ceilings H02G3/22) > Sealing
9 direct subcodes
Child Classifications
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- F16L 5/04 to form a firebreak device
- F16L 5/06 by means of a swivel nut compressing a ring or sleeve
- F16L 5/08 by means of axial screws compressing a ring or sleeve
- F16L 5/10 by using sealing rings or sleeves only
- F16L 5/12 the pipe being cut in two pieces
- F16L 5/14 for double-walled or multi-channel pipes
Top Applicants
Top 10 applicants by patent filingsfor 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