Machine for making packages for liquid or pasty products and the relative method for making packages
US-2025033311-A1 · Jan 30, 2025 · US
using presses or dies
using presses or dies · 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 | B31B50/252 |
| Official title | {using presses or dies} |
| Display label | using presses or dies |
| Total patents | 27 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 2 |
| 2018 | 3 |
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Barrier Member For Container, Related Containers, Systems, And Methods
US-2024391640-A1 · Nov 28, 2024 · US
Folded 3d shaped packaging product from an air-laid blank
US-2023249889-A1 · Aug 10, 2023 · US
Method of creasing sheets
US-11565493-B2 · Jan 31, 2023 · US
Creasing machine, creasing cylinder for the creasing machine and method for creasing sheets
US-11541622-B2 · Jan 3, 2023 · US
Punching tool comprising a punch and a die
US-11484930-B2 · Nov 1, 2022 · US
Plastic corrugated container with soft score line
US-11319132-B2 · May 3, 2022 · US
Creasing plate for creasing a sheet from paper, cardboard, carton, foil or a similar material
US-11298907-B2 · Apr 12, 2022 · US
Method for producing a packaging material
US-2021284379-A1 · Sep 16, 2021 · US
Plastic corrugated container with soft score line
US-2021237958-A1 · Aug 5, 2021 · US
Balanced process for extrusion of plastic corrugated sheet and subsequent converting into plastic boxes
US-11072140-B2 · Jul 27, 2021 · US
Container with non-squared edges
US-11034482-B2 · Jun 15, 2021 · US
A method of creasing sheets
US-2021154965-A1 · May 27, 2021 · US
Plastic corrugated container with soft score line
US-10961038-B2 · Mar 30, 2021 · US
A creasing plate for creasing a sheet from paper, cardboard, carton, foil or a similar material
US-2020215782-A1 · Jul 9, 2020 · US
Plastic corrugated container with soft score line
US-2020216249-A1 · Jul 9, 2020 · US
Creasing machine, creasing cylinder for the creasing machine and method for creasing sheets
US-2020130318-A1 · Apr 30, 2020 · US
A punching tool comprising a punch and a die
US-2020122213-A1 · Apr 23, 2020 · US
Plastic corrugated container with soft score line
US-10625916-B2 · Apr 21, 2020 · US
Plastic corrugated container with soft score line
US-2020079569-A9 · Mar 12, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B31B50/252?
- CPC B31B50/252 is the Cooperative Patent Classification code for “using presses or dies.”
- How many patents are filed under CPC B31B50/252 (using presses or dies)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC B31B50/252 growing?
- Publication counts under this code: 1 in 2024 vs 1 in 2025 (latest complete years).