containing sulfur in the main chain, e.g. polysulfones

containing sulfur in the main chain, e.g. polysulfones · 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 codeD06M15/63
Official titlecontaining sulfur in the main chain, e.g. polysulfones
Display labelcontaining sulfur in the main chain, e.g. polysulfones
Total patents65

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
20154
20164
20177
20183
20196
20203
20219
20229
20239
20243
20258

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 D06M15/63?
CPC D06M15/63 is the Cooperative Patent Classification code for “containing sulfur in the main chain, e.g. polysulfones.”
How many patents are filed under CPC D06M15/63 (containing sulfur in the main chain, e.g. polysulfones)?
Our database includes 65 publications tagged with this CPC code.
Is patent activity under CPC D06M15/63 growing?
Publication counts under this code: 3 in 2024 vs 8 in 2025 (latest complete years).