Opening device for a package, mold for molding an opening device for a package and package having an opening device
US-2024391657-A1 · Nov 28, 2024 · US
having means for piercing, cutting, or tearing the inner closure
having means for piercing, cutting, or tearing the inner closure · 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 | B65D51/22 |
| Official title | having means for piercing, cutting, or tearing the inner closure |
| Display label | having means for piercing, cutting, or tearing the inner closure |
| Total patents | 70 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 7 |
| 2017 | 6 |
| 2018 | 6 |
| 2019 | 6 |
| 2020 | 4 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 7 |
| 2024 | 10 |
| 2025 | 9 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Tethered Cap and Spout
US-2024367876-A1 · Nov 7, 2024 · US
Piercing cap and piercer
US-12049347-B2 · Jul 30, 2024 · US
Spout Fitment With Removable Portion
US-2024228132-A9 · Jul 11, 2024 · US
Ejection cap
US-12012266-B2 · Jun 18, 2024 · US
Tethered cap and spout
US-12006114-B2 · Jun 11, 2024 · US
Spout Fitment With Removable Portion
US-2024132259-A1 · Apr 25, 2024 · US
TGF-β1 specific antibodies and methods and uses thereof
US-11957751-B2 · Apr 16, 2024 · US
Ejection cap
US-2024043187-A1 · Feb 8, 2024 · US
Tethered closure device
US-2024034526-A1 · Feb 1, 2024 · US
Tubular container and method for producing same
US-2023382600-A1 · Nov 30, 2023 · US
Tethered closure device
US-11780659-B2 · Oct 10, 2023 · US
Tubular container and method for producing same
US-11780648-B2 · Oct 10, 2023 · US
Multipurpose membrane for containers
US-2023234762-A1 · Jul 27, 2023 · US
Piercing cap and piercer
US-2023182976-A1 · Jun 15, 2023 · US
Apparatus and method for delayed activation of active agent in container holding product sensitive to environmental trigger(s)
US-2023124358-A1 · Apr 20, 2023 · US
Piercing cap and piercer
US-11572224-B2 · Feb 7, 2023 · US
Tethered Cap and Spout
US-2022315302-A1 · Oct 6, 2022 · US
Piercing cap and piercer
US-2022135295-A1 · May 5, 2022 · US
Tethered closure device
US-2022106092-A1 · Apr 7, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D51/22?
- CPC B65D51/22 is the Cooperative Patent Classification code for “having means for piercing, cutting, or tearing the inner closure.”
- How many patents are filed under CPC B65D51/22 (having means for piercing, cutting, or tearing the inner closure)?
- Our database includes 70 publications tagged with this CPC code.
- Is patent activity under CPC B65D51/22 growing?
- Publication counts under this code: 10 in 2024 vs 9 in 2025 (latest complete years).