porous, e.g. expanded polystyrene beads {or microballoons}

porous, e.g. expanded polystyrene beads {or microballoons} · 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 codeC04B16/08
Official titleporous, e.g. expanded polystyrene beads {or microballoons}
Display labelporous, e.g. expanded polystyrene beads {or microballoons}
Total patents51

Filing trend

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

Filing activity over the last five years is rapidly declining.

Patents filed per year
YearPatents
20152
20164
20178
20185
20198
202013
20213
20222
20233
20243

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 C04B16/08?
CPC C04B16/08 is the Cooperative Patent Classification code for “porous, e.g. expanded polystyrene beads {or microballoons}.”
How many patents are filed under CPC C04B16/08 (porous, e.g. expanded polystyrene beads {or microballoons})?
Our database includes 51 publications tagged with this CPC code.
Is patent activity under CPC C04B16/08 growing?
Publication counts under this code: 3 in 2023 vs 3 in 2024 (latest complete years).