Skip to content
Search Classifications
Search for IPC and CPC classification codes or keywords
DIFF Subgroup
F16L 59/16

Arrangements specially adapted to local requirements at flanges, junctions, valves or the like

Introduced: September 1968

Title

Titles differ between systems:

IPC: Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like

CPC: Arrangements specially adapted to local requirements at flanges, junctions, valves or the like

Full Title

Full titles differ between systems:

IPC:

Thermal insulation in general > Arrangements for the insulation of pipes or pipe systems > Arrangements specially adapted to local requirements at flanges, junctions, valves, or the like

CPC:

Thermal insulation in general > Arrangements for the insulation of pipes or pipe systems (F16L59/02 - F16L59/12 take precedence) > Arrangements specially adapted to local requirements at flanges, junctions, valves or the like

CPC subdivides this area 3x more granularly than IPC with 5 additional codes.

5 codes are CPC-only extensions.

IPC defines codes here since 1990.

Child Classifications

Navigate with arrow keys, Enter to open

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