Container and method for manufacturing the same
US-2025236434-A1 · Jul 24, 2025 · US
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Seam processing
Seam processing · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B31C3/04 |
| Official title | Seam processing |
| Display label | Seam processing |
| Total patents | 10 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 2 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Dunnage conversion machine, helically-crumpled dunnage product and method
US-11352190-B2 · Jun 7, 2022 · US
Tubular elements for smoking articles
US-11044939-B2 · Jun 29, 2021 · US
Wound package construct
US-10889403-B2 · Jan 12, 2021 · US
Dunnage conversion machine, helically-crumpled dunnage product and method
US-2020148445-A1 · May 14, 2020 · US
Dunnage conversion machine, helically-crumpled dunnage product and method
US-10583976-B2 · Mar 10, 2020 · US
Wound Package Construct
US-2018354673-A1 · Dec 13, 2018 · US
Improved tubular elements for smoking articles
US-2018177225-A1 · Jun 28, 2018 · US
Fibrous cores
US-9561929-B2 · Feb 7, 2017 · US
Dunnage conversion machine, helically-crumpled dunnage product and method.
US-2016060014-A1 · Mar 3, 2016 · US