Structure of opening curled portion of bottle-shaped can
US-2025178777-A1 · Jun 5, 2025 · US
This page is not indexed by search engines while we improve data quality.
with walls formed with filling or emptying apertures
with walls formed with filling or emptying apertures · 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 | B65D7/40 |
| Official title | {with walls formed with filling or emptying apertures} |
| Display label | with walls formed with filling or emptying apertures |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2019 | 2 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 2 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Construct With Locking Features
US-2024158139-A1 · May 16, 2024 · US
Liquid storage tank
US-11964811-B2 · Apr 23, 2024 · US
Goods delivery systems
US-11807419-B2 · Nov 7, 2023 · US
Goods delivery systems
US-2023322443-A1 · Oct 12, 2023 · US
Liquid storage tank
US-2022315315-A1 · Oct 6, 2022 · US
Pulverizer system and millside configuration for a pulverizer system
US-2021213458-A1 · Jul 15, 2021 · US
Goods Delivery Systems
US-2021188484-A1 · Jun 24, 2021 · US
Goods delivery systems
US-11021297-B2 · Jun 1, 2021 · US
Liquid storage tank
US-2021024277-A1 · Jan 28, 2021 · US
Powder management containers
US-2019241378-A1 · Aug 8, 2019 · US
Improved Goods Delivery Systems
US-2019062000-A1 · Feb 28, 2019 · US
Heated container
US-9016511-B2 · Apr 28, 2015 · US