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Products derived from waste materials, e.g. horn, hoof or hair

Products derived from waste materials, e.g. horn, hoof or hair · Cooperative Patent Classification (CPC)

Chemical and metallurgical processes, compounds, and materials.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeC09J189/04
Official titleProducts derived from waste materials, e.g. horn, hoof or hair
Display labelProducts derived from waste materials, e.g. horn, hoof or hair
Total patents14

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
20163
20171
20183
20191
20201
20211
20221
20241
20261

Representative patents

Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.