Multi-stage treatment for activated zinc phosphating of metallic components
US-2025354269-A1 · Nov 20, 2025 · US
Applying the liquid by spraying
Applying the liquid by spraying · 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 | C23C22/76 |
| Official title | Applying the liquid by spraying |
| Display label | Applying the liquid by spraying |
| Total patents | 66 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 10 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 8 |
| 2020 | 3 |
| 2021 | 4 |
| 2022 | 9 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 9 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Phosphate coating which can be substantially free of hexavalent chromium and methods of making the same
US-12365989-B2 · Jul 22, 2025 · US
Solution based corrosion inhibitors for aluminum alloy thermal spray coatings
US-12221703-B2 · Feb 11, 2025 · US
Pre-treating aluminum surfaces with zirconium- and molybdenum-containing compositions
US-2024209513-A1 · Jun 27, 2024 · US
Metallic substrate treatment methods and articles comprising a phosphonate functionalized layer
US-12018380-B2 · Jun 25, 2024 · US
Method for sequentially constructing a conversion layer on components comprising steel surfaces
US-2024124982-A1 · Apr 18, 2024 · US
Continuous coil pretreatment process
US-2024060187-A1 · Feb 22, 2024 · US
Treatment of conversion-coated metal substrates with preformed reaction products of catechol compounds and functionalized co-reactant compounds
US-11891534-B2 · Feb 6, 2024 · US
Metallic substrate treatment methods and articles comprising a phosphonate functionalized layer
US-2024026545-A1 · Jan 25, 2024 · US
Continuous coil pretreatment process
US-11807942-B2 · Nov 7, 2023 · US
Application of type ii chemical conversion coatings (cccs) using foaming agents
US-2023304161-A1 · Sep 28, 2023 · US
Composition for a stainless coating, stainless member including the stainless coating, and method of manufacturing same
US-11767434-B2 · Sep 26, 2023 · US
Method for corrosion-protective and cleaning pretreatment of metallic components
US-11761092-B2 · Sep 19, 2023 · US
Surface treatment apparatus and surface treatment method
US-11427916-B2 · Aug 30, 2022 · US
Reaction products of catechol compounds and functionalized co-reactant compounds for metal pretreatment applications
US-11407921-B2 · Aug 9, 2022 · US
Method for the anti-corrosion and cleaning pretreatment of metal components
US-11408078-B2 · Aug 9, 2022 · US
Phosphate coating which can be substantially free of hexavalent chromium and methods of making the same
US-2022195604-A1 · Jun 23, 2022 · US
Component, apparatus, and method of manufacturing component
US-2022184697-A1 · Jun 16, 2022 · US
Electrochemical deposition apparatus set and electrochemical deposition method
US-2022170152-A1 · Jun 2, 2022 · US
Metallic substrate treatment methods and articles comprising a phosphonate functionalized layer
US-2022145471-A1 · May 12, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C23C22/76?
- CPC C23C22/76 is the Cooperative Patent Classification code for “Applying the liquid by spraying.”
- How many patents are filed under CPC C23C22/76 (Applying the liquid by spraying)?
- Our database includes 66 publications tagged with this CPC code.
- Is patent activity under CPC C23C22/76 growing?
- Publication counts under this code: 6 in 2024 vs 9 in 2025 (latest complete years).