What is CPC B01D27/02?

CPC B01D27/02 is the Cooperative Patent Classification code for “with cartridges made from a mass of loose {granular or fibrous} material.”

How many patents are filed under CPC B01D27/02 (with cartridges made from a mass of loose {granular or fibrous} material)?

Our database includes 50 publications tagged with this CPC code.

Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).

with cartridges made from a mass of loose {granular or fibrous} material · Cooperative Patent Classification (CPC)

Separating, mixing, shaping, printing, and transporting materials.

Mapped technology topics for this CPC code.

CPC classification statistics
Metric	Value
CPC code	B01D27/02
Official title	with cartridges made from a mass of loose {granular or fibrous} material
Display label	with cartridges made from a mass of loose {granular or fibrous} material
Total patents	50

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

Filing activity over the last five years is declining.

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

Answers are generated from the same data shown on this page.

What is CPC B01D27/02?: CPC B01D27/02 is the Cooperative Patent Classification code for “with cartridges made from a mass of loose {granular or fibrous} material.”
How many patents are filed under CPC B01D27/02 (with cartridges made from a mass of loose {granular or fibrous} material)?: Our database includes 50 publications tagged with this CPC code.
Is patent activity under CPC B01D27/02 growing?: Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).