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DIFF Subgroup
F16L 41/08

Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe (F16L41/02 takes precedence)

Introduced: July 1974

Title

Titles differ between systems:

IPC: Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe

CPC: Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe (F16L41/02 takes precedence)

Full Title

Full titles differ between systems:

IPC:

Branching pipes; Joining pipes to walls > Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe

CPC:

Branching pipes; Joining pipes to walls (F16L39/00 takes precedence ) > Joining pipes to walls or pipes, the joined pipe axis being perpendicular to the plane of a wall or to the axis of another pipe (F16L41/02 takes precedence)

Of 7 combined children, 4 exist in both systems.

3 codes are CPC-only extensions.

IPC defines codes here since 1990.

Child Classifications

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  • F16L 41/086 CPC only CPC only
  • F16L 41/088 CPC only CPC only
  • F16L 41/10 the extremity of the pipe being screwed into the wall since 1990 IPC+CPC Available in IPC and CPC
  • F16L 41/12 using attaching means embracing the pipe since 1990 IPC+CPC Available in IPC and CPC
  • F16L 41/14 by screwing an intermediate part against the inside or outside of the wall since 1990 IPC+CPC Available in IPC and CPC
  • F16L 41/16 the branch pipe comprising fluid cut-off means since 1990 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

  1. SCHAEFFLER TECHNOLOGIES & COMPANY DE 21,545
  2. ZAHNRADFABRIK FRIEDRICHSHAFEN DE 9,446
  3. TOYOTA MOTOR CORPORATION 7,215
  4. HYUNDAI MOTOR COMPANY KR 6,846
  5. ROBERT BOSCH DE 6,106
  6. NTN CORPORATION 5,305
  7. SKF SE 4,219
  8. KIA MOTORS CORPORATION KR 3,852
  9. NSK 3,850
  10. HONDA MOTOR COMPANY 3,639

Top Applicants (CPC)

Class F16,2013–2023, worldwide · Source: EPO PATSTAT

  1. SCHAEFFLER TECHNOLOGIES & COMPANY DE 22,817
  2. ZAHNRADFABRIK FRIEDRICHSHAFEN DE 10,523
  3. HYUNDAI MOTOR COMPANY KR 7,933
  4. ROBERT BOSCH DE 7,059
  5. KIA MOTORS CORPORATION KR 4,867
  6. SKF SE 4,729
  7. TOYOTA MOTOR CORPORATION JP 4,111
  8. FORD GLOBAL TECHNOLOGIES US 3,838
  9. GM GLOBAL TECHNOLOGY OPERATIONS US 3,575
  10. TOYOTA MOTOR CORPORATION 3,499