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CPC Subgroup Additional Only
F01N 2510/068

characterised by the distribution of the catalytic coatings

Full Title

Surface coverings > for exhaust purification, e.g. catalytic reaction > characterised by the distribution of the catalytic coatings

2 direct subcodes

Child Classifications

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  • F01N 2510/0682 having a discontinuous, uneven or partially overlapping coating of catalytic material, e.g. higher amount of material upstream than downstream or vice versa
  • F01N 2510/0684 having more than one coating layer, e.g. multi-layered coatings

Top Applicants

Top 10 applicants by patent filingsfor class F01, 2013–2023, worldwide · Source: EPO PATSTAT

  1. GE (GENERAL ELECTRIC COMPANY) US 9,989
  2. UNITED TECHNOLOGIES CORPORATION (UTC) US 8,110
  3. SAFRAN AIRCRAFT ENGINES FR 6,248
  4. HYUNDAI MOTOR COMPANY KR 4,530
  5. SIEMENS DE 4,461
  6. FORD GLOBAL TECHNOLOGIES US 4,029
  7. RAYTHEON TECHNOLOGIES CORPORATION US 3,947
  8. TOYOTA MOTOR CORPORATION JP 3,734
  9. GE (GENERAL ELECTRIC COMPANY) 3,415
  10. SCHAEFFLER TECHNOLOGIES & COMPANY DE 3,063