Vapor-phase degreasing, cleaning, passivating, and/or descaling of processing equipment
US-2026035803-A1 · Feb 5, 2026 · US
Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04)
Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04) · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C23G3/00 |
| Official title | Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04) |
| Display label | Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04) |
| Total patents | 61 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 9 |
| 2020 | 7 |
| 2021 | 8 |
| 2022 | 7 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 8 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Acidic treatment liquid processing apparatus, acidic treatment liquid processing method, surface treatment system, and surface treatment method
US-12371799-B2 · Jul 29, 2025 · US
Systems and methods for removal of residue coating deposited on metallic parts during processing
US-2025215560-A1 · Jul 3, 2025 · US
Applicator for hazardous materials
US-2025144955-A1 · May 8, 2025 · US
Applicator for hazardous materials
US-2025121625-A1 · Apr 17, 2025 · US
Substrate surface treatment device and substrate surface treatment method
US-2025101599-A1 · Mar 27, 2025 · US
System and method for performing localized electroless nickel plating
US-2025051926-A1 · Feb 13, 2025 · US
Treatment system and method for treating workpieces
US-2025041893-A1 · Feb 6, 2025 · US
Applicator for hazardous materials
US-12194774-B2 · Jan 14, 2025 · US
Cushion tank device
US-2024368771-A1 · Nov 7, 2024 · US
Surface treatment method and device for hydrogen absorbing alloy powder
US-12134129-B2 · Nov 5, 2024 · US
Carbide tool cleaning and coating production line and method
US-11976348-B2 · May 7, 2024 · US
Treatment station, treatment unit, and method for treating workpieces
US-2024033769-A1 · Feb 1, 2024 · US
Treatment station, treatment plant, and method for treating workpieces
US-2023356256-A1 · Nov 9, 2023 · US
Substrate liquid processing apparatus, substrate liquid processing method and recording medium
US-11795546-B2 · Oct 24, 2023 · US
Ultrasonic treatment apparatus and fine bubble supply method
US-2023264154-A1 · Aug 24, 2023 · US
Cleaning method and cleaning apparatus
US-11612915-B2 · Mar 28, 2023 · US
Radar level gauge and method for detecting a cleaning process using the radar level gauge
US-11579006-B2 · Feb 14, 2023 · US
Surface treatment method and device for hydrogen absorbing alloy powder
US-2022274164-A1 · Sep 1, 2022 · US
Electrochemical deposition apparatus set and electrochemical deposition method
US-2022170152-A1 · Jun 2, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C23G3/00?
- CPC C23G3/00 is the Cooperative Patent Classification code for “Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04).”
- How many patents are filed under CPC C23G3/00 (Apparatus for cleaning or pickling metallic material (with organic solvents C23G5/04))?
- Our database includes 61 publications tagged with this CPC code.
- Is patent activity under CPC C23G3/00 growing?
- Publication counts under this code: 4 in 2024 vs 8 in 2025 (latest complete years).