Integrated structure of ion filter and reservoir
US-12573645-B2 · Mar 10, 2026 · US
Venting means (vehicle fuel tanks characterised by venting means B60K15/035)
Venting means (vehicle fuel tanks characterised by venting means B60K15/035) · 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 | B65D90/34 |
| Official title | Venting means (vehicle fuel tanks characterised by venting means B60K15/035) |
| Display label | Venting means (vehicle fuel tanks characterised by venting means B60K15/035) |
| Total patents | 50 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 4 |
| 2016 | 6 |
| 2017 | 5 |
| 2018 | 10 |
| 2019 | 2 |
| 2020 | 9 |
| 2021 | 4 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Energy storage device
US-2025329866-A1 · Oct 23, 2025 · US
Duct structure, stocker, and photoresist bottle management facilities
US-2025216100-A1 · Jul 3, 2025 · US
Venting system and venting method
US-2025162793-A1 · May 22, 2025 · US
Transport container for concentrated hydrogen peroxide
US-12269672-B2 · Apr 8, 2025 · US
Glass Manufacturing
US-2024174542-A1 · May 30, 2024 · US
Transport container for concentrated hydrogen peroxide
US-2023391543-A1 · Dec 7, 2023 · US
Integrated structure of ion filter and reservoir
US-2023187661-A1 · Jun 15, 2023 · US
Railroad car vented hatch cover assembly including a replaceable combined vented hatch cover protector and gasket
US-11548536-B1 · Jan 10, 2023 · US
Transportable container, charger system, method and kit for generation of carbon dioxide snow block in-situ within the transportable container for preservation of items stored there within
US-11248838-B2 · Feb 15, 2022 · US
Processing network architecture with companion database
US-11188884-B2 · Nov 30, 2021 · US
Processing network architecture with companion database
US-11188885-B2 · Nov 30, 2021 · US
Multiport Thief Hatch for Storage Tank
US-2021188538-A1 · Jun 24, 2021 · US
System and method of monitoring a diagnostic system of a process control system
US-10983025-B2 · Apr 20, 2021 · US
Systems and methods for controlling an environment within a volume
US-10858180-B2 · Dec 8, 2020 · US
Container system for transporting and storing proppant
US-2020346880-A1 · Nov 5, 2020 · US
Liquid tank system with over pressure protection
US-10773820-B2 · Sep 15, 2020 · US
Method of delivering, transporting, and storing proppant for delivery and use at a well site
US-10703587-B2 · Jul 7, 2020 · US
Processing network architecture with companion database
US-2020151684-A1 · May 14, 2020 · US
Processing network architecture with companion database
US-2020151683-A1 · May 14, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B65D90/34?
- CPC B65D90/34 is the Cooperative Patent Classification code for “Venting means (vehicle fuel tanks characterised by venting means B60K15/035).”
- How many patents are filed under CPC B65D90/34 (Venting means (vehicle fuel tanks characterised by venting means B60K15/035))?
- Our database includes 50 publications tagged with this CPC code.
- Is patent activity under CPC B65D90/34 growing?
- Publication counts under this code: 1 in 2024 vs 4 in 2025 (latest complete years).