Systems or boxes with surplus lengths

Systems or boxes with surplus lengths · 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 codeG02B6/444
Official title{Systems or boxes with surplus lengths}
Display labelSystems or boxes with surplus lengths
Total patents290

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
201536
201629
201733
201831
201934
202028
202119
202224
202313
202419
202520
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 G02B6/444?
CPC G02B6/444 is the Cooperative Patent Classification code for “Systems or boxes with surplus lengths.”
How many patents are filed under CPC G02B6/444 (Systems or boxes with surplus lengths)?
Our database includes 290 publications tagged with this CPC code.
Is patent activity under CPC G02B6/444 growing?
Publication counts under this code: 19 in 2024 vs 20 in 2025 (latest complete years).