Means for detecting electromagnetic field changes being not part of the signal transmission per se, e.g. strength, direction, propagation or masking

Means for detecting electromagnetic field changes being not part of the signal transmission per se, e.g. strength, direction, propagation or masking · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB60C23/045
Official title{Means for detecting electromagnetic field changes being not part of the signal transmission per se, e.g. strength, direction, propagation or masking}
Display labelMeans for detecting electromagnetic field changes being not part of the signal transmission per se, e.g. strength, direction, propagation or masking
Total patents72

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20152
20162
20175
20186
20196
20208
202111
20229
20239
202411
20253

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 B60C23/045?
CPC B60C23/045 is the Cooperative Patent Classification code for “Means for detecting electromagnetic field changes being not part of the signal transmission per se, e.g. strength, direction, propagation or masking.”
How many patents are filed under CPC B60C23/045 (Means for detecting electromagnetic field changes being not part of the signal transmission per se, e.g. strength, direction, propagation or masking)?
Our database includes 72 publications tagged with this CPC code.
Is patent activity under CPC B60C23/045 growing?
Publication counts under this code: 11 in 2024 vs 3 in 2025 (latest complete years).