obtained by blowing or swelling agent

obtained by blowing or swelling agent · 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 codeD06N3/005
Official title{obtained by blowing or swelling agent}
Display labelobtained by blowing or swelling agent
Total patents51

Filing trend

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

Filing activity over the last five years is stable.

Patents filed per year
YearPatents
20151
20162
20173
20184
20191
20205
20215
20229
20238
20248
20255

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 D06N3/005?
CPC D06N3/005 is the Cooperative Patent Classification code for “obtained by blowing or swelling agent.”
How many patents are filed under CPC D06N3/005 (obtained by blowing or swelling agent)?
Our database includes 51 publications tagged with this CPC code.
Is patent activity under CPC D06N3/005 growing?
Publication counts under this code: 8 in 2024 vs 5 in 2025 (latest complete years).