Molding die and shaping method
US-2024208162-A1 · Jun 27, 2024 · US
Cores or mandrels
Cores or mandrels · 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 | B29C53/82 |
| Official title | Cores or mandrels |
| Display label | Cores or mandrels |
| Total patents | 76 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 9 |
| 2018 | 5 |
| 2019 | 10 |
| 2020 | 8 |
| 2021 | 5 |
| 2022 | 8 |
| 2023 | 5 |
| 2024 | 10 |
| 2025 | 7 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Laminate manufacturing
US-11992994-B2 · May 28, 2024 · US
Woven structure, method and apparatus for a flanged composite component
US-2024017475-A1 · Jan 18, 2024 · US
Smart materials to form nacelle core structure
US-2023391025-A1 · Dec 7, 2023 · US
Preformed thermoplastic tube including at least one bend
US-11820067-B2 · Nov 21, 2023 · US
Laminated body and forming method
US-2023330913-A1 · Oct 19, 2023 · US
Composite connectors and methods of manufacturing the same
US-2023160505-A1 · May 25, 2023 · US
Attaching apparatus
US-11583964-B2 · Feb 21, 2023 · US
Preformed thermoplastic tube including at least one bend
US-2022410464-A1 · Dec 29, 2022 · US
Shaping method and shaping device
US-2022410507-A1 · Dec 29, 2022 · US
Laminate manufacturing
US-2022339852-A1 · Oct 27, 2022 · US
Molding device and molding method
US-2022324156-A1 · Oct 13, 2022 · US
Drape forming apparatus and device, and method of forming a composite structure
US-2022212423-A1 · Jul 7, 2022 · US
Actuator-based compensation for deformation of a mandrel
US-11344942-B2 · May 31, 2022 · US
Attaching apparatus
US-2022126408-A1 · Apr 28, 2022 · US
Pressurizing device, and method and apparatus for manufacturing fiber reinforced resin pipe using pressurizing device
US-2022097318-A1 · Mar 31, 2022 · US
Method of making 3D tube and 3D tube made thereby
US-11207821-B2 · Dec 28, 2021 · US
Airbag assembly and method for bending a flexible panel using same
US-2021358864-A1 · Nov 18, 2021 · US
Methods and devices of forming a tensioned stringer for a vehicle
US-11135789-B2 · Oct 5, 2021 · US
Balloon wrapping apparatus
US-11097460-B2 · Aug 24, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29C53/82?
- CPC B29C53/82 is the Cooperative Patent Classification code for “Cores or mandrels.”
- How many patents are filed under CPC B29C53/82 (Cores or mandrels)?
- Our database includes 76 publications tagged with this CPC code.
- Is patent activity under CPC B29C53/82 growing?
- Publication counts under this code: 10 in 2024 vs 7 in 2025 (latest complete years).