Band-Fastened Convenience-Packaging for Storing Absorbent Personal Care Articles
US-2018353354-A1 · Dec 13, 2018 · US
End- or aperture-closing arrangements or devices (valves of valve bags {B65D31/14}; closures of filled bags B65D77/10)
End- or aperture-closing arrangements or devices (valves of valve bags {B65D31/14}; closures of filled bags B65D77/10) · 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 | B65D33/16 |
| Official title | End- or aperture-closing arrangements or devices (valves of valve bags {B65D31/14}; closures of filled bags B65D77/10) |
| Display label | End- or aperture-closing arrangements or devices (valves of valve bags {B65D31/14}; closures of filled bags B65D77/10) |
| Total patents | 190 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 23 |
| 2016 | 14 |
| 2017 | 16 |
| 2018 | 26 |
| 2019 | 23 |
| 2020 | 20 |
| 2021 | 16 |
| 2022 | 19 |
| 2023 | 9 |
| 2024 | 13 |
| 2025 | 9 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Waterproof enclosure
US-10136717-B2 · Nov 27, 2018 · US
Insulated bag with handles
US-2018327172-A1 · Nov 15, 2018 · US
Method for opening spout attachment portion of a bag
US-10124919-B2 · Nov 13, 2018 · US
Port with Septum and Ethylene/a-Olefin Multi-Block Copolymer
US-2018280235-A1 · Oct 4, 2018 · US
Bag body provided with zipper tape, bag body, method for producing bag body, and device for producing bag body
US-2018251268-A1 · Sep 6, 2018 · US
Polycrystalline silicon rod pair and method of producing polycrystalline silicon
US-2018086644-A1 · Mar 29, 2018 · US
Packaging bag
US-9850032-B2 · Dec 26, 2017 · US
Attachment tags
US-9815595-B2 · Nov 14, 2017 · US
Easy peel sealant film
US-2017282514-A1 · Oct 5, 2017 · US
Vacuum forming regulator bag
US-9751251-B2 · Sep 5, 2017 · US
Storage Bag With Visually Distinct Features Providing The Bag With An Asymmetric Appearance
US-2017190475-A9 · Jul 6, 2017 · US
Flexible Container with Fitment and Process for Producing Same
US-2017190493-A1 · Jul 6, 2017 · US
Bag weld with gusset
US-2017183127-A1 · Jun 29, 2017 · US
Twist and Lock Cap for Vacuum Container
US-2017166383-A1 · Jun 15, 2017 · US
Vacuum contain, twist and lock cap, and pump
US-9637298-B2 · May 2, 2017 · US
Multi-layer film
US-2017113840-A1 · Apr 27, 2017 · US
Flexible container with fitment and process for producing same
US-9624005-B2 · Apr 18, 2017 · US
Hydration reservoir
US-2017086568-A1 · Mar 30, 2017 · US
Container and container with enclosed contents
US-9580220-B2 · Feb 28, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D33/16?
- CPC B65D33/16 is the Cooperative Patent Classification code for “End- or aperture-closing arrangements or devices (valves of valve bags {B65D31/14}; closures of filled bags B65D77/10).”
- How many patents are filed under CPC B65D33/16 (End- or aperture-closing arrangements or devices (valves of valve bags {B65D31/14}; closures of filled bags B65D77/10))?
- Our database includes 190 publications tagged with this CPC code.
- Is patent activity under CPC B65D33/16 growing?
- Publication counts under this code: 13 in 2024 vs 9 in 2025 (latest complete years).