Cotton wool; Wadding

Cotton wool; Wadding · 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 codeD04H1/02
Official titleCotton wool; Wadding
Display labelCotton wool; Wadding
Total patents83

Filing trend

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

Filing activity over the last five years is growing.

Patents filed per year
YearPatents
20156
20164
20175
201811
20196
20209
20215
202212
20237
20249
20257
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 D04H1/02?
CPC D04H1/02 is the Cooperative Patent Classification code for “Cotton wool; Wadding.”
How many patents are filed under CPC D04H1/02 (Cotton wool; Wadding)?
Our database includes 83 publications tagged with this CPC code.
Is patent activity under CPC D04H1/02 growing?
Publication counts under this code: 9 in 2024 vs 7 in 2025 (latest complete years).