F16L 55/162 from inside the pipe ( specially adapted for bends, branch units, branching pipes, or the like F16L55/179)
Introduced: January 1990
Title
Titles differ between systems:
IPC: from inside the pipe
CPC: from inside the pipe ( specially adapted for bends, branch units, branching pipes, or the like F16L55/179)
Full Title
Full titles differ between systems:
Devices or appurtenances for use in, or in connection with, pipes or pipe systems > Devices for covering leaks in pipes or hoses, e.g. hose-menders > from inside the pipe
Devices or appurtenances for use in, or in connection with, pipes or pipe systems (F16L1/00 - F16L53/00, F16L57/00, F16L59/00 take precedence; repairing or joining pipes on or under water F16L1/26; cleaning of pipes B08B9/02, e.g. removal of blockages B08B9/027; devices for preventing bursting of water pipes by freezing E03B7/10) > Devices for covering leaks in pipes or hoses, e.g. hose-menders > from inside the pipe ( specially adapted for bends, branch units, branching pipes, or the like F16L55/179)
IPC and CPC are identically structured here. All 4 subcodes exist in both systems.
1 shared codes have differing titles between IPC and CPC.
IPC defines codes here since 1990.
Child Classifications
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- F16L 55/163 a ring, a band or a sleeve being pressed against the inner surface of the pipe since 2000 IPC+CPC Available in IPC and CPC
- F16L 55/164 a sealing fluid being introduced in the pipe (F16L55/1645 takes precedence) since 2000 IPC+CPC Available in IPC and CPC
- F16L 55/1645 a sealing material being introduced inside the pipe by means of a tool moving in the pipe since 2000 +1 CPC IPC+CPC Available in IPC and CPC
- F16L 55/165 a pipe being inserted in the damaged section since 1990 +6 CPC 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