Portable cases

Portable cases · Cooperative Patent Classification (CPC)

Computing, optics, measurement, and control technologies.

Related technology areas

Mapped technology topics for this CPC code.

CPC classification statistics
MetricValue
CPC codeG11B33/025
Official title{Portable cases}
Display labelPortable cases
Total patents72

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
20153
20169
20175
20188
20199
202010
20219
20224
20236
20245
20253
20261

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 G11B33/025?
CPC G11B33/025 is the Cooperative Patent Classification code for “Portable cases.”
How many patents are filed under CPC G11B33/025 (Portable cases)?
Our database includes 72 publications tagged with this CPC code.
Is patent activity under CPC G11B33/025 growing?
Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).