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DIFF Subgroup
F16L 33/02

Hose-clips

Introduced: September 1968

Full Title

Full titles differ between systems:

IPC:

Arrangements for connecting hoses to rigid members; Rigid hose-connectors, i.e. single members engaging both hoses > Hose-clips

CPC:

Arrangements for connecting hoses to rigid members; Rigid hose-connectors, i.e. single members engaging both hoses (connecting arrangements or other fittings specially adapted to be made of plastics or to be used with pipes made of plastics F16L47/00) > Hose-clips

Of 10 combined children, 8 exist in both systems.

2 codes are CPC-only extensions.

Child Classifications

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  • F16L 33/021 CPC only CPC only
  • F16L 33/023 CPC only CPC only
  • F16L 33/025 tightened by deforming radially extending loops or folds since 2000 IPC+CPC Available in IPC and CPC
  • F16L 33/03 Self-locking elastic clips since 2000 IPC+CPC Available in IPC and CPC
  • F16L 33/035 fixed by means of teeth or hooks since 2000 IPC+CPC Available in IPC and CPC
  • F16L 33/10 with a substantially-radial tightening member IPC+CPC Available in IPC and CPC
  • F16L 33/12 with a pivoted or swinging tightening or securing member, e.g. toggle lever IPC+CPC Available in IPC and CPC
  • F16L 33/14 with a taping-bolt, i.e. winding up the end of the hose-encircling member 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