Refractory materials
US-2025145541-A1 · May 8, 2025 · US
for the fabrication of moulds or cores
for the fabrication of moulds or cores · 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 | C04B2111/00939 |
| Official title | {for the fabrication of moulds or cores} |
| Display label | for the fabrication of moulds or cores |
| Total patents | 48 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 7 |
| 2016 | 4 |
| 2017 | 3 |
| 2018 | 3 |
| 2019 | 3 |
| 2020 | 6 |
| 2021 | 7 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 5 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Foundry articles for metal working applications, methods of making such foundry articles, and particulate refractory compositions for use in such methods
US-12275059-B2 · Apr 15, 2025 · US
Binder for molding casting mold and composition for molding casting mold
US-2025058373-A1 · Feb 20, 2025 · US
Compositions comprising silicates and methods of use thereof in sand casting
US-12138680-B2 · Nov 12, 2024 · US
Hydraulic composition for additive manufacturing device, and method for producing casting mold
US-12054426-B2 · Aug 6, 2024 · US
Gypsum composition for mold production
US-2024140872-A1 · May 2, 2024 · US
Binder, method for manufacturing same and method for manufacturing casting sand mold
US-11932732-B2 · Mar 19, 2024 · US
Method and device for preparing artificial core for petroleum geological exploration
US-2024018049-A1 · Jan 18, 2024 · US
Composition for forming casting mold and casting mold forming method
US-11845694-B2 · Dec 19, 2023 · US
Plaster formula with increased porosity
US-2023382793-A1 · Nov 30, 2023 · US
Hydraulic composition for additive manufacturing device, and process for producing casting mold
US-11655190-B2 · May 23, 2023 · US
Structure for producing cast
US-11590560-B2 · Feb 28, 2023 · US
Stabilized gypsum particles
US-2022298069-A1 · Sep 22, 2022 · US
Composition for forming casting mold and casting mold forming method
US-2022194855-A1 · Jun 23, 2022 · US
Hydraulic composition for additive manufacturing device, and method for producing casting mold
US-2022033308-A1 · Feb 3, 2022 · US
Artificial sandstone and/or conglomerate core based on lithology and pore structure control and preparation method and application thereof
US-11192824-B1 · Dec 7, 2021 · US
Hydraulic composition for additive manufacturing device and method of manufacturing casting mold
US-11173539-B2 · Nov 16, 2021 · US
Calcium sulphase-based products
US-11117834-B2 · Sep 14, 2021 · US
Dielectric ceramic composition and multilayer ceramic electronic component
US-11072564-B2 · Jul 27, 2021 · US
Multilayer ceramic electronic component
US-11056280-B2 · Jul 6, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C04B2111/00939?
- CPC C04B2111/00939 is the Cooperative Patent Classification code for “for the fabrication of moulds or cores.”
- How many patents are filed under CPC C04B2111/00939 (for the fabrication of moulds or cores)?
- Our database includes 48 publications tagged with this CPC code.
- Is patent activity under CPC C04B2111/00939 growing?
- Publication counts under this code: 5 in 2024 vs 3 in 2025 (latest complete years).