CPC Main Group
H04L 41/00 Arrangements for maintenance, administration or management of data switching networks, e.g. of packet switching networks
Filing statistics
CPC H04L 41/00 belongs to the parent subclass H04L, which recorded 1,567,994 patent applications worldwide between 2013 and 2023. Annual filings grew from 97,627 in 2013 to 139,810 in 2023 (+43%), peaking at 168,964 applications in 2020. The most active applicants in class H04 are HUAWEI TECHNOLOGIES COMPANY (101,476 applications), QUALCOMM (101,139 applications) and SAMSUNG ELECTRONICS COMPANY (96,655 applications).
Source: EPO PATSTAT, worldwide filings
18 direct subcodes
Child Classifications
Navigate with arrow keys, Enter to open
- H04L 41/02 Standardisation; Integration
- H04L 41/04 Network management architectures or arrangements
- H04L 41/06 Management of faults, events, alarms or notifications
- H04L 41/08 Configuration management of networks or network elements (address allocation H04L61/50)
- H04L 41/12 Discovery or management of network topologies
- H04L 41/14 Network analysis or design
- 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 41/34 Signalling channels for network management communication
- H04L 41/40 using virtualisation of network functions or resources, e.g. SDN or NFV entities
- H04L 41/50 Network service management, e.g. ensuring proper service fulfilment according to agreements
Top Applicants
Top 10 applicants by patent filingsfor class H04, 2013–2023, worldwide · Source: EPO PATSTAT
- HUAWEI TECHNOLOGIES COMPANY CN 101,476
- QUALCOMM US 101,139
- SAMSUNG ELECTRONICS COMPANY KR 96,655
- TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 57,744
- LG ELECTRONICS KR 55,253
- HUAWEI TECHNOLOGIES COMPANY 54,181
- SONY CORPORATION JP 35,309
- ZTE CORPORATION CN 32,950
- INTEL CORPORATION US 27,533
- GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION CN 27,498