Extrusion dies with zoned coatings, methods of fabricating such dies, and methods of manufacturing ceramic articles
US-12485574-B2 · Dec 2, 2025 · US
Honeycomb dies
Honeycomb dies · 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 | B23P15/243 |
| Official title | {Honeycomb dies} |
| Display label | Honeycomb dies |
| Total patents | 49 |
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 | 6 |
| 2017 | 3 |
| 2018 | 2 |
| 2019 | 7 |
| 2020 | 2 |
| 2021 | 11 |
| 2022 | 2 |
| 2023 | 6 |
| 2024 | 4 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Extrusion dies and methods of manufacturing the same
US-12122066-B2 · Oct 22, 2024 · US
Methods for sub-austenite transformation temperature deposition of inorganic particles and articles produced by the same
US-12110597-B2 · Oct 8, 2024 · US
Multi-piece layered honeycomb extrusion dies and methods of making same
US-12049022-B2 · Jul 30, 2024 · US
Method of modifying a honeycomb-structure-forming extrusion die and modified extrusion dies
US-12005605-B2 · Jun 11, 2024 · US
Multi-piece layered honeycomb extrusion dies and methods of making same
US-2023415374-A1 · Dec 28, 2023 · US
Extrusion dies with zoned coatings, methods of fabricating such dies, and methods of manufacturing ceramic articles
US-2023398716-A1 · Dec 14, 2023 · US
Honeycomb bodies with honeycomb structure strengthening features and extrusion dies therefor
US-11839995-B2 · Dec 12, 2023 · US
Multi-piece layered honeycomb extrusion dies and methods of making same
US-11780115-B2 · Oct 10, 2023 · US
Honeycomb extrusion dies and forming methods
US-11752679-B2 · Sep 12, 2023 · US
Honeycomb bodies with multi-zoned honeycomb structures and co-extrusion manufacturing methods
US-11666897-B2 · Jun 6, 2023 · US
Honeycomb extrusion die having swell relief
US-2022347883-A1 · Nov 3, 2022 · US
Extrusion dies and methods of manufacturing the same
US-2022105658-A1 · Apr 7, 2022 · US
Extrusion dies and methods and apparatuses for forming the same
US-2021402644-A1 · Dec 30, 2021 · US
Methods for sub-austenite transformation temperture deposition of inorganic particles and articles produced by the same
US-2021395896-A1 · Dec 23, 2021 · US
Honeycomb extrusion dies and forming methods
US-2021308928-A1 · Oct 7, 2021 · US
Extrusion dies and methods and apparatuses for forming the same
US-11135740-B2 · Oct 5, 2021 · US
Honeycomb structure forming die and method of manufacturing honeycomb structure forming die
US-11059200-B2 · Jul 13, 2021 · US
Honeycomb bodies with honeycomb structure strengthening features and extrusion dies therefor
US-2021206022-A1 · Jul 8, 2021 · US
Honeycomb bodies with multi-zoned honeycomb structures and co-extrusion manufacturing methods
US-2021197185-A1 · Jul 1, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B23P15/243?
- CPC B23P15/243 is the Cooperative Patent Classification code for “Honeycomb dies.”
- How many patents are filed under CPC B23P15/243 (Honeycomb dies)?
- Our database includes 49 publications tagged with this CPC code.
- Is patent activity under CPC B23P15/243 growing?
- Publication counts under this code: 4 in 2024 vs 1 in 2025 (latest complete years).