Termination or inactivation of sessions, e.g. event-controlled end of session

Termination or inactivation of sessions, e.g. event-controlled end of session · Cooperative Patent Classification (CPC)

Electric circuits, power, telecommunications, and semiconductors.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeH04L67/143
Official titleTermination or inactivation of sessions, e.g. event-controlled end of session
Display labelTermination or inactivation of sessions, e.g. event-controlled end of session
Total patents1,135

Filing trend

Year-over-year patent counts classified under this CPC code.

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201536
2016101
201793
2018115
2019127
2020149
2021107
2022123
2023126
202489
202559
202610

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.

Frequently asked questions

Answers are generated from the same data shown on this page.

What is CPC H04L67/143?
CPC H04L67/143 is the Cooperative Patent Classification code for “Termination or inactivation of sessions, e.g. event-controlled end of session.”
How many patents are filed under CPC H04L67/143 (Termination or inactivation of sessions, e.g. event-controlled end of session)?
Our database includes 1,135 publications tagged with this CPC code.
Is patent activity under CPC H04L67/143 growing?
Publication counts under this code: 89 in 2024 vs 59 in 2025 (latest complete years).