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DIFF Subgroup
H04L 65/102

Gateways (arrangements for connecting between networks having differing types of switching systems, e.g. gateways, H04L12/66)

Introduced: January 2022

Title

Titles differ between systems:

IPC: Gateways

CPC: Gateways (arrangements for connecting between networks having differing types of switching systems, e.g. gateways, H04L12/66)

Full Title

Full titles differ between systems:

IPC:

Network arrangements, protocols or services for supporting real-time applications in data packet communication > Architectures or entities > Gateways

CPC:

Network arrangements, protocols or services for supporting real-time applications in data packet communication (real-time or near real-time messaging, e.g. instant messaging [IM] H04L51/04; selective video distribution H04N21/00) > Architectures or entities > Gateways (arrangements for connecting between networks having differing types of switching systems, e.g. gateways, H04L12/66)

IPC and CPC are identically structured here. All 3 subcodes exist in both systems.

IPC defines codes here since 2022.

Child Classifications

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  • H04L 65/1043 Gateway controllers, e.g. media gateway control protocol [MGCP] controllers since 2022 IPC+CPC Available in IPC and CPC

Top Applicants

Top Applicants (IPC)

Class H04,2013–2023, worldwide · Source: EPO PATSTAT

  1. QUALCOMM US 97,396
  2. HUAWEI TECHNOLOGIES COMPANY CN 96,502
  3. SAMSUNG ELECTRONICS COMPANY KR 86,981
  4. TELEFONAKTIEBOLAGET LM ERICSSON (PUBL) SE 55,869
  5. HUAWEI TECHNOLOGIES COMPANY 55,349
  6. LG ELECTRONICS KR 53,649
  7. CANON 33,341
  8. SONY CORPORATION JP 32,761
  9. ZTE CORPORATION CN 32,274
  10. GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORPORATION 28,327

Top Applicants (CPC)

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