with differing diameters

with differing diameters · Cooperative Patent Classification (CPC)

Textile and paper production, treatment, and products.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeD03D15/43
Official titlewith differing diameters
Display labelwith differing diameters
Total patents123

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
20157
201610
20179
201819
201920
202014
202111
202210
20239
20247
20257

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 D03D15/43?
CPC D03D15/43 is the Cooperative Patent Classification code for “with differing diameters.”
How many patents are filed under CPC D03D15/43 (with differing diameters)?
Our database includes 123 publications tagged with this CPC code.
Is patent activity under CPC D03D15/43 growing?
Publication counts under this code: 7 in 2024 vs 7 in 2025 (latest complete years).