PatentsDB

by stretching tubes {(in general B29C55/22, B29C55/28)}

by stretching tubes {(in general B29C55/22, B29C55/28)} · 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 codeB29C61/08
Official titleby stretching tubes {(in general B29C55/22, B29C55/28)}
Display labelby stretching tubes {(in general B29C55/22, B29C55/28)}
Total patents32

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
20162
20195
20204
20217
20223
20231
20246
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 B29C61/08?
CPC B29C61/08 is the Cooperative Patent Classification code for “by stretching tubes {(in general B29C55/22, B29C55/28)}.”
How many patents are filed under CPC B29C61/08 (by stretching tubes {(in general B29C55/22, B29C55/28)})?
Our database includes 32 publications tagged with this CPC code.
Is patent activity under CPC B29C61/08 growing?
Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).