Protrusion on Container Neck
US-2025333225-A1 · Oct 30, 2025 · US
formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck (B65D41/0421 takes precedence)
formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck (B65D41/0421 takes precedence) · 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 | B65D41/0428 |
| Official title | {formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck (B65D41/0421 takes precedence)} |
| Display label | formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck (B65D41/0421 takes precedence) |
| Total patents | 51 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 6 |
| 2016 | 2 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 7 |
| 2021 | 3 |
| 2022 | 9 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Protrusion on container neck
US-12384608-B2 · Aug 12, 2025 · US
Screw cap
US-2025250066-A1 · Aug 7, 2025 · US
Contact lens packages having twisting or thimble levers and methods of handling
US-2025041114-A1 · Feb 6, 2025 · US
Closure device for a container
US-12214944-B2 · Feb 4, 2025 · US
Airtight loose powder case structure having powder puff
US-2024324748-A1 · Oct 3, 2024 · US
Closure and finish for small carbonated beverage packaging with enhanced shelf life properties
US-12065280-B2 · Aug 20, 2024 · US
Inhalers and related methods
US-11896759-B2 · Feb 13, 2024 · US
Automatable closure
US-11866229-B2 · Jan 9, 2024 · US
Tamper evident flip cap
US-11827425-B2 · Nov 28, 2023 · US
Packaging sealing system and a packaging assembly including such a sealing system
US-2023322447-A1 · Oct 12, 2023 · US
Packaging sealing system and a packaging assembly including such a sealing system
US-11718451-B2 · Aug 8, 2023 · US
Protrusion on Container Neck
US-2023145263-A1 · May 11, 2023 · US
Inhalers and related methods
US-11559637-B2 · Jan 24, 2023 · US
Inhalers and Related Methods
US-2023012966-A1 · Jan 19, 2023 · US
Dispensing closure with plug sealing and locking lug
US-11518579-B2 · Dec 6, 2022 · US
Closure device for a container
US-2022258936-A1 · Aug 18, 2022 · US
Spout assembly and packaging container having the spout assembly
US-11414242-B2 · Aug 16, 2022 · US
Packaging sealing system and a packaging assembly including such a sealing system
US-2022250809-A1 · Aug 11, 2022 · US
Automatable closure
US-2022204218-A1 · Jun 30, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D41/0428?
- CPC B65D41/0428 is the Cooperative Patent Classification code for “formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck (B65D41/0421 takes precedence).”
- How many patents are filed under CPC B65D41/0428 (formed by a collar, flange, rib or the like contacting the top rim or the top edges or the external surface of a container neck (B65D41/0421 takes precedence))?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC B65D41/0428 growing?
- Publication counts under this code: 4 in 2024 vs 5 in 2025 (latest complete years).