Protective products, such as envelopes, having a unique combination of interior padding of expanded slit sheet paper and exterior lining of embossed paper
US-2023348167-A1 · Nov 2, 2023 · US
Folding sheets, blanks or webs
Folding sheets, blanks or webs · 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 | B31B70/26 |
| Official title | Folding sheets, blanks or webs |
| Display label | Folding sheets, blanks or webs |
| Total patents | 80 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 3 |
| 2018 | 7 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 20 |
| 2022 | 9 |
| 2023 | 10 |
| 2024 | 9 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Foldable cassette bags for transporting biomaterials
US-2023225942-A1 · Jul 20, 2023 · US
Method for manufacturing sheet material container
US-2023158768-A1 · May 25, 2023 · US
Insulated container
US-2023125191-A1 · Apr 27, 2023 · US
Liner for an overpack assembly
US-2023112424-A1 · Apr 13, 2023 · US
Insulated container
US-11565871-B2 · Jan 31, 2023 · US
Leak proof container with adhesive attachment
US-11505360-B2 · Nov 22, 2022 · US
Liner for an overpack assembly
US-11498738-B2 · Nov 15, 2022 · US
Method and system for forming packages
US-11491755-B2 · Nov 8, 2022 · US
Protective products such as envelopes having a unique combination of interior padding of expanded slit sheet paper and exterior lining of emossed paper
US-2022315309-A1 · Oct 6, 2022 · US
Leak proof container with adhesive attachment
US-11440698-B2 · Sep 13, 2022 · US
Flexible packages with self-folding
US-11312550-B2 · Apr 26, 2022 · US
Insulated box
US-2022081186-A1 · Mar 17, 2022 · US
Insulated box
US-11261017-B2 · Mar 1, 2022 · US
Protective products, such as envelopes, having a unique combination of interior padding of expanded slit sheet paper and exterior lining of embossed paper
US-11261016-B2 · Mar 1, 2022 · US
Leak proof container with adhesive attachment
US-2021380306-A1 · Dec 9, 2021 · US
Leak proof container with adhesive attachment
US-2021380305-A1 · Dec 9, 2021 · US
Machine for production of stand up pouches
US-2021347141-A1 · Nov 11, 2021 · US
Plastic bag and method for making the same
US-11167519-B2 · Nov 9, 2021 · US
Sack and method for producing a sack
US-11161651-B2 · Nov 2, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B31B70/26?
- CPC B31B70/26 is the Cooperative Patent Classification code for “Folding sheets, blanks or webs.”
- How many patents are filed under CPC B31B70/26 (Folding sheets, blanks or webs)?
- Our database includes 80 publications tagged with this CPC code.
- Is patent activity under CPC B31B70/26 growing?
- Publication counts under this code: 9 in 2024 vs 6 in 2025 (latest complete years).