in waveguides of polygonal cross-section (H01P1/065 takes precedence)

in waveguides of polygonal cross-section (H01P1/065 takes precedence) · 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 codeH01P1/022
Official title{in waveguides of polygonal cross-section (H01P1/065 takes precedence)}
Display labelin waveguides of polygonal cross-section (H01P1/065 takes precedence)
Total patents75

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
20153
20163
20176
20187
20198
202012
202110
20225
20236
20245
20256
20264

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 H01P1/022?
CPC H01P1/022 is the Cooperative Patent Classification code for “in waveguides of polygonal cross-section (H01P1/065 takes precedence).”
How many patents are filed under CPC H01P1/022 (in waveguides of polygonal cross-section (H01P1/065 takes precedence))?
Our database includes 75 publications tagged with this CPC code.
Is patent activity under CPC H01P1/022 growing?
Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).