Perforation Tensile Separation of Packages
US-2026070723-A1 · Mar 12, 2026 · US
by tearing along perforations or lines of weakness
by tearing along perforations or lines of weakness · 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 | B65B61/12 |
| Official title | by tearing along perforations or lines of weakness |
| Display label | by tearing along perforations or lines of weakness |
| Total patents | 26 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 4 |
| 2019 | 3 |
| 2020 | 3 |
| 2021 | 1 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Polymer film envelope package for compact feminine hygiene pad product, and process and tooling for manufacture thereof
US-2025382081-A1 · Dec 18, 2025 · US
Envelopes formed from extensible paper
US-2024400266-A1 · Dec 5, 2024 · US
Envelopes with flood-coated bonding element
US-2024375824-A1 · Nov 14, 2024 · US
Methods and systems for preparing blanks for forming carriers for containers
US-12138885-B2 · Nov 12, 2024 · US
Unit, apparatus and method for cutting a chain of article
US-12065278-B2 · Aug 20, 2024 · US
Seal flattener
US-12043433-B2 · Jul 23, 2024 · US
Unit, apparatus and method for cutting a chain of article
US-2023278743-A1 · Sep 7, 2023 · US
Packaging material and method for providing a packaging material
US-11731820-B2 · Aug 22, 2023 · US
Systems and methods for forming a multi-chamber pouch
US-2023132169-A1 · Apr 27, 2023 · US
Methods And Systems For Preparing Blanks For Forming Carriers For Containers
US-2023101990-A1 · Mar 30, 2023 · US
Contact lens blister pack label and method for adjoining blister packs
US-11358770-B2 · Jun 14, 2022 · US
Conveyor and medicine inspection support system
US-2022119143-A1 · Apr 21, 2022 · US
Packaging material and method for providing a packaging material
US-2021284409-A1 · Sep 16, 2021 · US
Method for producing an oral pouched snuff product
US-10696437-B2 · Jun 30, 2020 · US
Method for producing an oral pouched snuff product
US-10647459-B2 · May 12, 2020 · US
Multi-dose cleaning product and method of manufacture
US-10611555-B2 · Apr 7, 2020 · US
Method for producing an oral pouched snuff product
US-2019344915-A1 · Nov 14, 2019 · US
Contact Lens Blister Pack Label And Method For Adjoining Blister Packs
US-2019039798-A1 · Feb 7, 2019 · US
Method for packaging articles or piece goods, stretch packages produced using a method of this type, ordered assembly of multiple stretch packages of this type, and apparatus for producing ordered assemblies of this type
US-2019039761-A1 · Feb 7, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65B61/12?
- CPC B65B61/12 is the Cooperative Patent Classification code for “by tearing along perforations or lines of weakness.”
- How many patents are filed under CPC B65B61/12 (by tearing along perforations or lines of weakness)?
- Our database includes 26 publications tagged with this CPC code.
- Is patent activity under CPC B65B61/12 growing?
- Publication counts under this code: 5 in 2024 vs 1 in 2025 (latest complete years).