applied to control information

applied to control information · 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 codeH04L1/001
Official title{applied to control information}
Display labelapplied to control information
Total patents683

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
201541
201644
201751
201847
201979
202084
202193
202272
202368
202455
202540
20269

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 H04L1/001?
CPC H04L1/001 is the Cooperative Patent Classification code for “applied to control information.”
How many patents are filed under CPC H04L1/001 (applied to control information)?
Our database includes 683 publications tagged with this CPC code.
Is patent activity under CPC H04L1/001 growing?
Publication counts under this code: 55 in 2024 vs 40 in 2025 (latest complete years).