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IPC Subgroup
H04L 101/3

Types of network names

Introduced: January 2022

Full Title

Indexing scheme associated with group > Types of network names

Classification Context

Section:
ELECTRICITY
Class:
ELECTRIC COMMUNICATION TECHNIQUE
Subclass:
TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION

Filing statistics

IPC H04L 101/3 belongs to the parent subclass H04L, which recorded 1,397,397 patent applications worldwide between 2013 and 2023. Annual filings grew from 91,584 in 2013 to 136,803 in 2023 (+49%), peaking at 147,432 applications in 2022. The most active applicants in class H04 are QUALCOMM (97,396 applications), HUAWEI TECHNOLOGIES COMPANY (96,502 applications) and SAMSUNG ELECTRONICS COMPANY (86,981 applications).

Source: EPO PATSTAT, worldwide filings

12 direct subcodes

Child Classifications

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  • H04L 101/32 containing non-Latin characters, e.g. Chinese domain names
  • H04L 101/33 containing protocol addresses or telephone numbers
  • H04L 101/345 containing wildcard characters
  • H04L 101/35 containing special prefixes
  • H04L 101/355 containing special suffixes
  • H04L 101/365 Application layer names, e.g. buddy names, unstructured names chosen by a user or home appliance name
  • H04L 101/37 E-mail addresses
  • H04L 101/375 Access point names [APN]
  • H04L 101/38 Telephone uniform resource identifier [URI]
  • H04L 101/385 Uniform resource identifier for session initiation protocol [SIP URI]
  • H04L 101/39 Globally routable user-agent uniform resource identifier [GRUU] for the session initiation protocol [SIP]
  • H04L 101/395 Internet protocol multimedia private identity [IMPI]; Internet protocol multimedia public identity [IMPU]

Top Applicants

Top 10 applicants by patent filingsfor 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