Hand holes

Hand holes · 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 codeB65D25/30
Official titleHand holes
Display labelHand holes
Total patents80

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
20156
20169
20177
20187
20195
20204
202115
202210
20234
20247
20256

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 B65D25/30?
CPC B65D25/30 is the Cooperative Patent Classification code for “Hand holes.”
How many patents are filed under CPC B65D25/30 (Hand holes)?
Our database includes 80 publications tagged with this CPC code.
Is patent activity under CPC B65D25/30 growing?
Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).