Recording arrangements {for recording a message from the calling party (in the exchange H04M3/50)}

Recording arrangements {for recording a message from the calling party (in the exchange H04M3/50)} · 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 codeH04M1/65
Official titleRecording arrangements {for recording a message from the calling party (in the exchange H04M3/50)}
Display labelRecording arrangements {for recording a message from the calling party (in the exchange H04M3/50)}
Total patents61

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
20158
20169
20174
20187
20198
202010
20214
20221
20235
20243
20262

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 H04M1/65?
CPC H04M1/65 is the Cooperative Patent Classification code for “Recording arrangements {for recording a message from the calling party (in the exchange H04M3/50)}.”
How many patents are filed under CPC H04M1/65 (Recording arrangements {for recording a message from the calling party (in the exchange H04M3/50)})?
Our database includes 61 publications tagged with this CPC code.
Is patent activity under CPC H04M1/65 growing?
Publication counts under this code: 5 in 2023 vs 3 in 2024 (latest complete years).