Active self-releasing molds for casting of complex parts
US-2025222630-A1 · Jul 10, 2025 · US
Use of unspecified rubbers as mould material
Use of unspecified rubbers as mould 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 | B29K2821/00 |
| Official title | Use of unspecified rubbers as mould material |
| Display label | Use of unspecified rubbers as mould material |
| Total patents | 49 |
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 | 9 |
| 2017 | 6 |
| 2018 | 5 |
| 2019 | 5 |
| 2020 | 7 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Grating structure, preparation method thereof and display device
US-12345922-B2 · Jul 1, 2025 · US
Stringer plug
US-12186998-B2 · Jan 7, 2025 · US
Grating structure, preparation method thereof and display device
US-2024361531-A1 · Oct 31, 2024 · US
Constrained forming of contoured composite hat stringers
US-12070892-B2 · Aug 27, 2024 · US
Constrained Forming of Contoured Composite Hat Stringers
US-2023256663-A1 · Aug 17, 2023 · US
Manufacturing process for packaged pet food
US-11440693-B2 · Sep 13, 2022 · US
Method and apparatus for embossing a substrate
US-11413804-B2 · Aug 16, 2022 · US
Constrained Forming of Contoured Composite Hat Stringers
US-2022080649-A1 · Mar 17, 2022 · US
Bulk factor compensated tool for fabrication of a composite part
US-11198267-B2 · Dec 14, 2021 · US
Thermal membrane, vehicle interior panel, and method of manufacturing a vehicle interior panel with a thermal membrane
US-2020376725-A1 · Dec 3, 2020 · US
Microfluidic devices and fabrication
US-10850082-B2 · Dec 1, 2020 · US
Shaping tool, shaping apparatus and method of forming a semi-finished product containing reinforcing fibers
US-10703054-B2 · Jul 7, 2020 · US
Stringer plug
US-2020140054-A1 · May 7, 2020 · US
Bulk Factor Compensated Tool for Fabrication of a Composite Part
US-2020130291-A1 · Apr 30, 2020 · US
Method for manufacturing carbon fiber panels stiffened with omega stringers
US-10549492-B2 · Feb 4, 2020 · US
Intermediate film for laminated glass, and laminated glass
US-10532541-B2 · Jan 14, 2020 · US
Method and apparatus for embossing a substrate
US-2019240873-A1 · Aug 8, 2019 · US
Jaw support for pouch filler
US-10343365-B2 · Jul 9, 2019 · US
Ballistic resistant sheets, articles comprising such sheets and methods of making the same
US-10215538-B2 · Feb 26, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B29K2821/00?
- CPC B29K2821/00 is the Cooperative Patent Classification code for “Use of unspecified rubbers as mould material.”
- How many patents are filed under CPC B29K2821/00 (Use of unspecified rubbers as mould material)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC B29K2821/00 growing?
- Publication counts under this code: 2 in 2024 vs 3 in 2025 (latest complete years).