Processes characterised by a specific catalyst

Processes characterised by a specific catalyst · Cooperative Patent Classification (CPC)

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

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeB01D53/9413
Official title{Processes characterised by a specific catalyst}
Display labelProcesses characterised by a specific catalyst
Total patents432

Filing trend

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

Filing activity over the last five years is declining.

Patents filed per year
YearPatents
201555
201635
201755
201854
201951
202044
202131
202239
202326
202422
202516
20264

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 B01D53/9413?
CPC B01D53/9413 is the Cooperative Patent Classification code for “Processes characterised by a specific catalyst.”
How many patents are filed under CPC B01D53/9413 (Processes characterised by a specific catalyst)?
Our database includes 432 publications tagged with this CPC code.
Is patent activity under CPC B01D53/9413 growing?
Publication counts under this code: 22 in 2024 vs 16 in 2025 (latest complete years).