Process for forming improved protective eco-friendly pouch and packaging and products made therefrom
US-2025197079-A1 · Jun 19, 2025 · US
Cutting sheets or blanks
Cutting sheets or blanks · 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 | B31B70/20 |
| Official title | Cutting sheets or blanks |
| Display label | Cutting sheets or blanks |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2017 | 1 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 3 |
| 2021 | 6 |
| 2023 | 5 |
| 2024 | 6 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for manufacturing rectangular-bottomed packaging bag, device for manufacturing rectangular-bottomed packaging bag, method for manufacturing packaging body, and device for manufacturing packaging body
US-2025187288-A1 · Jun 12, 2025 · US
Process for forming improved protective eco-friendly pouch and packaging and products made therefrom
US-12157619-B2 · Dec 3, 2024 · US
Bag making apparatus and bag making method
US-12103263-B2 · Oct 1, 2024 · US
Bag making apparatus
US-12030273-B2 · Jul 9, 2024 · US
Process for forming improved protective eco-friendly pouch and packaging and products made therefrom
US-11926134-B2 · Mar 12, 2024 · US
System and process for making a pouch or container
US-11904568-B2 · Feb 20, 2024 · US
Bag making apparatus and bag making method
US-2024017514-A1 · Jan 18, 2024 · US
Punch joining device for film piece, device for manufacturing film, device for manufacturing bag-shaped container, punch joining method for film piece, manufacturing method for film, and manufacturing method for bag-shaped container
US-2023382058-A1 · Nov 30, 2023 · US
Method for producing a shaped sheet of wrapping
US-11806811-B2 · Nov 7, 2023 · US
Bag making apparatus
US-2023330961-A1 · Oct 19, 2023 · US
Bag body provided with zipper tape, bag body, method for producing bag body, and device for producing bag body
US-11649090-B2 · May 16, 2023 · US
Method for manufacturing rectangular-bottomed packaging bag, device for manufacturing rectangular-bottomed packaging bag, method for manufacturing packaging body, and device for manufacturing packaging body
US-2023113515-A1 · Apr 13, 2023 · US
Plastic bag making apparatus
US-11198269-B2 · Dec 14, 2021 · US
Punching unit and manufacturing apparatus for bag having reclosable tape
US-11148386-B2 · Oct 19, 2021 · US
Method for producing a shaped sheet of wrapping
US-2021197321-A1 · Jul 1, 2021 · US
System and process for making a pouch or container
US-2021107247-A1 · Apr 15, 2021 · US
System and process for making a pouch or container
US-10919252-B2 · Feb 16, 2021 · US
Bag body provided with zipper tape, bag body, method for producing bag body, and device for producing bag body
US-2021009316-A1 · Jan 14, 2021 · US
Bag body provided with zipper tape, bag body, method for producing bag body, and device for producing bag body
US-10829273-B2 · Nov 10, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B31B70/20?
- CPC B31B70/20 is the Cooperative Patent Classification code for “Cutting sheets or blanks.”
- How many patents are filed under CPC B31B70/20 (Cutting sheets or blanks)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC B31B70/20 growing?
- Publication counts under this code: 6 in 2024 vs 2 in 2025 (latest complete years).