Molding core for manufacturing a hollow OMC part
US-12528234-B2 · Jan 20, 2026 · US
made of powdered or granular material
made of powdered or granular material · 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 | B29C33/54 |
| Official title | made of powdered or granular material |
| Display label | made of powdered or granular material |
| Total patents | 46 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 1 |
| 2017 | 1 |
| 2018 | 9 |
| 2019 | 4 |
| 2020 | 8 |
| 2021 | 5 |
| 2022 | 2 |
| 2023 | 2 |
| 2024 | 6 |
| 2025 | 1 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method of forming assembly
US-2026008242-A1 · Jan 8, 2026 · US
Molding method for making a monolithic component internally provided with at least one cavity inside
US-12508750-B2 · Dec 30, 2025 · US
Tooling element and methods for forming and using same
US-2024399624-A1 · Dec 5, 2024 · US
Improved molding core for manufacturing a hollow omc part
US-2024342963-A1 · Oct 17, 2024 · US
Mold core for producing a component composed of fiber composite material
US-12059854-B2 · Aug 13, 2024 · US
Tooling element and methods for forming and using same
US-12059823-B2 · Aug 13, 2024 · US
Method of manufacturing a composite vessel assembly
US-11926109-B2 · Mar 12, 2024 · US
Thermally expanding mandrel for cast components
US-11858179-B2 · Jan 2, 2024 · US
A moulding method for making a monolithic component internally provided with at least one cavity inside
US-2023311374-A1 · Oct 5, 2023 · US
Tooling element and methods for forming and using same
US-2023079888-A1 · Mar 16, 2023 · US
Expandable bladders as tooling for composite parts
US-11426951-B2 · Aug 30, 2022 · US
Mold core for producing a component composed of fiber composite material
US-2022194028-A1 · Jun 23, 2022 · US
Applicator systems for applying pressure to a structure
US-11173674-B2 · Nov 16, 2021 · US
Expandable tooling systems and methods
US-11046027-B2 · Jun 29, 2021 · US
Molding method for fiber-reinforced plastic structure and vehicle wheel
US-11000977-B2 · May 11, 2021 · US
Method of producing an operating fluid tank
US-2021060827-A1 · Mar 4, 2021 · US
Production of complex hollow foam or sandwich structures by means of a mold core
US-10919198-B2 · Feb 16, 2021 · US
Method of manufacturing a composite vessel assembly
US-2020353704-A1 · Nov 12, 2020 · US
Method for manufacturing fiber-reinforced plastic molded body
US-10773472-B2 · Sep 15, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C33/54?
- CPC B29C33/54 is the Cooperative Patent Classification code for “made of powdered or granular material.”
- How many patents are filed under CPC B29C33/54 (made of powdered or granular material)?
- Our database includes 46 publications tagged with this CPC code.
- Is patent activity under CPC B29C33/54 growing?
- Publication counts under this code: 6 in 2024 vs 1 in 2025 (latest complete years).