Auxetic materials and structures for ceramic matrix composite airfoil mandrels
US-12435008-B2 · Oct 7, 2025 · US
Moulds, cores, or mandrels of special material, e.g. destructible materials (for slip casting B28B1/26)
Moulds, cores, or mandrels of special material, e.g. destructible materials (for slip casting B28B1/26) · 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 | B28B7/34 |
| Official title | Moulds, cores, or mandrels of special material, e.g. destructible materials (for slip casting B28B1/26) |
| Display label | Moulds, cores, or mandrels of special material, e.g. destructible materials (for slip casting B28B1/26) |
| Total patents | 47 |
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 | 7 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 7 |
| 2021 | 2 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 5 |
| 2025 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Conformable tooling systems and methods for complex contour composite preforms
US-2025262801-A1 · Aug 21, 2025 · US
Manufacturing carbon-densified component using sacrificial overwrapping of wound-tape preform
US-2025236047-A1 · Jul 24, 2025 · US
Conformable tooling systems and methods for complex contour composite preforms
US-12318964-B2 · Jun 3, 2025 · US
De-molding system of ceramic parts manufactured by freeze-casting, and mold cooling system and method for manufacturing ceramic parts by freezing-casting
US-12290958-B2 · May 6, 2025 · US
Auxetic materials and structures for ceramic matrix composite airfoil mandrels
US-2025100941-A1 · Mar 27, 2025 · US
Method and apparatus for improving core manufacturing for gas turbine components
US-12103197-B2 · Oct 1, 2024 · US
Conformable tooling systems and methods for complex contour composite preforms
US-2024239012-A1 · Jul 18, 2024 · US
Method for manufacturing a timepiece component
US-2024201633-A1 · Jun 20, 2024 · US
Methods of fabrication of graphite powder molds
US-2024173889-A1 · May 30, 2024 · US
Sintering jig
US-11858860-B2 · Jan 2, 2024 · US
Method and Apparatus for Improving Core Manufacturing for Gas Turbine Components
US-2023415375-A1 · Dec 28, 2023 · US
Method and apparatus for improving core manufacturing for gas turbine components
US-11806894-B2 · Nov 7, 2023 · US
De-molding system of ceramic parts manufactured by freeze-casting, and mold cooling system and method for manufacturing ceramic parts by freeze-casting
US-11458649-B2 · Oct 4, 2022 · US
De-molding system of ceramic parts manufactured by freeze-casting, and mold cooling system and method for manufacturing ceramic parts by freezing-casting
US-2022168922-A1 · Jun 2, 2022 · US
Composite substrate, method for producing the same, and electronic device
US-10998881-B2 · May 4, 2021 · US
Gas turbine engine airfoil with wishbone baffle cooling scheme
US-10975705-B2 · Apr 13, 2021 · US
Dental divestment method and muffle
US-2020330199-A1 · Oct 22, 2020 · US
Removable composite insulated concrete form, insulated precast concrete table and method of accelerating concrete curing using same
US-10744674-B2 · Aug 18, 2020 · US
Insulated concrete battery mold, insulated passive concrete curing system, accelerated concrete curing apparatus and method of using same
US-2020254649-A1 · Aug 13, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B28B7/34?
- CPC B28B7/34 is the Cooperative Patent Classification code for “Moulds, cores, or mandrels of special material, e.g. destructible materials (for slip casting B28B1/26).”
- How many patents are filed under CPC B28B7/34 (Moulds, cores, or mandrels of special material, e.g. destructible materials (for slip casting B28B1/26))?
- Our database includes 47 publications tagged with this CPC code.
- Is patent activity under CPC B28B7/34 growing?
- Publication counts under this code: 5 in 2024 vs 6 in 2025 (latest complete years).