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CPC Main Group
H04L 41/00

Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks

18 direct subcodes

Child Classifications

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  • H04L 41/16 using machine learning or artificial intelligence
  • H04L 41/18 Delegation of network management function, e.g. customer network management [CNM]
  • H04L 41/22 comprising specially adapted graphical user interfaces [GUI]
  • H04L 41/28 Restricting access to network management systems or functions, e.g. using authorisation function to access network configuration
  • H04L 41/40 using virtualisation of network functions or resources, e.g. SDN or NFV entities

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