Cushioned mailer
US-2026042591-A1 · Feb 12, 2026 · US
Cuts or weakening lines
Cuts or weakening lines · 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 | B65D2575/3227 |
| Official title | Cuts or weakening lines |
| Display label | Cuts or weakening lines |
| Total patents | 31 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 5 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Cushioned mailer
US-12473134-B2 · Nov 18, 2025 · US
Insert with undercuts
US-2025250083-A1 · Aug 7, 2025 · US
Insert with undercuts
US-12297022-B2 · May 13, 2025 · US
Novel opening for a blister package
US-2025108969-A1 · Apr 3, 2025 · US
Package for medical device
US-11951275-B2 · Apr 9, 2024 · US
Insert with undercuts
US-2024092549-A1 · Mar 21, 2024 · US
Package For Medical Device
US-2023405217-A1 · Dec 21, 2023 · US
Package for medical device
US-11660385-B1 · May 30, 2023 · US
Cushioned mailer
US-2023150748-A1 · May 18, 2023 · US
Display packaging for mounting articles
US-11584579-B2 · Feb 21, 2023 · US
Packaging for safety needle
US-11173253-B2 · Nov 16, 2021 · US
Multi-layer web and process for forming scored lidding film for blister packages
US-11014729-B2 · May 25, 2021 · US
Display packaging for mounting articles
US-2021122549-A1 · Apr 29, 2021 · US
Pharmaceutical packaging
US-2021113432-A1 · Apr 22, 2021 · US
Tear openable catheter assembly
US-10905849-B2 · Feb 2, 2021 · US
Packaging For Safety Needle
US-2020282149-A1 · Sep 10, 2020 · US
Tear openable catheter assembly
US-2020155795-A1 · May 21, 2020 · US
Tear openable catheter assembly
US-10569046-B2 · Feb 25, 2020 · US
Die-cut patterns for blister package
US-10450126-B2 · Oct 22, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D2575/3227?
- CPC B65D2575/3227 is the Cooperative Patent Classification code for “Cuts or weakening lines.”
- How many patents are filed under CPC B65D2575/3227 (Cuts or weakening lines)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC B65D2575/3227 growing?
- Publication counts under this code: 2 in 2024 vs 4 in 2025 (latest complete years).