Method for perforating a nonlinear line of weakness
US-12365559-B2 · Jul 22, 2025 · US
to form non-rectilinear cuts, e.g. for tabs
to form non-rectilinear cuts, e.g. for tabs · 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 | B26F1/22 |
| Official title | to form non-rectilinear cuts, e.g. for tabs |
| Display label | to form non-rectilinear cuts, e.g. for tabs |
| Total patents | 32 |
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 | 3 |
| 2017 | 1 |
| 2018 | 3 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for Perforating a Nonlinear Line of Weakness
US-2024391725-A1 · Nov 28, 2024 · US
Joint and a device for joining fiber web ends
US-2024262646-A1 · Aug 8, 2024 · US
Method for perforating a nonlinear line of weakness
US-12030739-B2 · Jul 9, 2024 · US
Film processing device, bag manufacturing device, method for processing film, and method for manufacturing bag
US-12011897-B2 · Jun 18, 2024 · US
Acoustic device thermoforming
US-12000140-B2 · Jun 4, 2024 · US
Method for Perforating a Nonlinear Line of Weakness
US-2023257228-A1 · Aug 17, 2023 · US
Dual function portion control container and method of making the same
US-11673728-B2 · Jun 13, 2023 · US
Method for perforating a nonlinear line of weakness
US-11661301-B2 · May 30, 2023 · US
Film processing device, bag manufacturing device, method for processing film, and method for manufacturing bag
US-2023133660-A1 · May 4, 2023 · US
Apparatus for perforating a nonlinear line of weakness
US-11584034-B2 · Feb 21, 2023 · US
Joint and a device for joining fiber web ends
US-2022396445-A1 · Dec 15, 2022 · US
Method for Perforating a Nonlinear Line of Weakness
US-2022332533-A1 · Oct 20, 2022 · US
Method for perforating a nonlinear line of weakness
US-11407608-B2 · Aug 9, 2022 · US
Aroma penetration heat seal liner and method of sealing a container
US-11370587-B2 · Jun 28, 2022 · US
Apparatus for perforating a nonlinear line of weakness
US-2021187776-A1 · Jun 24, 2021 · US
Aroma penetration heat seal liner and method of sealing a container
US-2021171255-A1 · Jun 10, 2021 · US
Acoustic device thermoforming
US-2021115664-A1 · Apr 22, 2021 · US
Method for Perforating a Nonlinear Line of Weakness
US-2021101772-A1 · Apr 8, 2021 · US
Apparatus for perforating a nonlinear line of weakness
US-10960566-B2 · Mar 30, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B26F1/22?
- CPC B26F1/22 is the Cooperative Patent Classification code for “to form non-rectilinear cuts, e.g. for tabs.”
- How many patents are filed under CPC B26F1/22 (to form non-rectilinear cuts, e.g. for tabs)?
- Our database includes 32 publications tagged with this CPC code.
- Is patent activity under CPC B26F1/22 growing?
- Publication counts under this code: 5 in 2024 vs 1 in 2025 (latest complete years).