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CPC Subgroup
H04L 41/06

Management of faults, events, alarms or notifications

Full Title

Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks > Management of faults, events, alarms or notifications

8 direct subcodes

Child Classifications

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  • H04L 41/0677 Localisation of faults
  • H04L 41/0681 Configuration of triggering conditions
  • H04L 41/0686 Additional information in the notification, e.g. enhancement of specific meta-data
  • H04L 41/069 using logs of notifications; Post-processing of notifications
  • H04L 41/0695 the faulty arrangement being the maintenance, administration or management system

Top Applicants

Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT

  1. HUAWEI TECHNOLOGIES COMPANY CN 101,476
  2. QUALCOMM US 101,139
  3. SAMSUNG ELECTRONICS COMPANY KR 96,655
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
  5. LG ELECTRONICS KR 55,253
  6. HUAWEI TECHNOLOGIES COMPANY 54,181
  7. SONY CORPORATION JP 35,309
  8. ZTE CORPORATION CN 32,950
  9. INTEL CORPORATION US 27,533
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498