Guideways; Guides (arrangements in mine shafts E21D7/02)

Guideways; Guides (arrangements in mine shafts E21D7/02) · 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 codeB66B7/02
Official titleGuideways; Guides (arrangements in mine shafts E21D7/02)
Display labelGuideways; Guides (arrangements in mine shafts E21D7/02)
Total patents203

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
201612
201722
201828
201933
202028
202117
202227
202315
202413
20254
20262

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 B66B7/02?
CPC B66B7/02 is the Cooperative Patent Classification code for “Guideways; Guides (arrangements in mine shafts E21D7/02).”
How many patents are filed under CPC B66B7/02 (Guideways; Guides (arrangements in mine shafts E21D7/02))?
Our database includes 203 publications tagged with this CPC code.
Is patent activity under CPC B66B7/02 growing?
Publication counts under this code: 13 in 2024 vs 4 in 2025 (latest complete years).