Exhaust treatment method and apparatus having particulate filters and scr
US-2024159174-A1 · May 16, 2024 · US
characterized by parameters related to the physical properties of the honeycomb structure material
characterized by parameters related to the physical properties of the honeycomb structure 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 | B01D46/2425 |
| Official title | {characterized by parameters related to the physical properties of the honeycomb structure material} |
| Display label | characterized by parameters related to the physical properties of the honeycomb structure material |
| Total patents | 127 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 17 |
| 2016 | 20 |
| 2017 | 13 |
| 2018 | 12 |
| 2019 | 9 |
| 2020 | 11 |
| 2021 | 9 |
| 2022 | 13 |
| 2023 | 9 |
| 2024 | 7 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Porous ceramic composition, filter, and articles
US-2018361299-A1 · Dec 20, 2018 · US
Packing and column comprising one or more packings
US-2018333669-A1 · Nov 22, 2018 · US
Porous body, honeycomb filter, method for producing porous body, and method for producing honeycomb filter
US-10099166-B2 · Oct 16, 2018 · US
Plugged honeycomb structure
US-2018272328-A1 · Sep 27, 2018 · US
Circumferential coating material, circumferential coated honeycomb structure
US-2018273432-A1 · Sep 27, 2018 · US
Honeycomb structure
US-2018257998-A1 · Sep 13, 2018 · US
Honeycomb assembly and packaging system
US-10017311-B2 · Jul 10, 2018 · US
Honeycomb structure
US-9862651-B2 · Jan 9, 2018 · US
Cordierite porous ceramic honeycomb articles
US-9856177-B2 · Jan 2, 2018 · US
Honeycomb assembly and packaging system
US-2017369218-A1 · Dec 28, 2017 · US
Exhaust gas filter
US-2017354911-A1 · Dec 14, 2017 · US
Honeycomb structure
US-9835063-B2 · Dec 5, 2017 · US
Honeycomb structure
US-2017326539-A1 · Nov 16, 2017 · US
Honeycomb filter
US-9803596-B2 · Oct 31, 2017 · US
Ceramic honeycomb structure
US-2017304762-A1 · Oct 26, 2017 · US
Honeycomb structure
US-2017282125-A1 · Oct 5, 2017 · US
Honeycomb structure
US-2017282164-A1 · Oct 5, 2017 · US
Ceramic honeycomb structure and its production method
US-9724633-B2 · Aug 8, 2017 · US
Defect tolerant honeycomb structures
US-2017197170-A1 · Jul 13, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D46/2425?
- CPC B01D46/2425 is the Cooperative Patent Classification code for “characterized by parameters related to the physical properties of the honeycomb structure material.”
- How many patents are filed under CPC B01D46/2425 (characterized by parameters related to the physical properties of the honeycomb structure material)?
- Our database includes 127 publications tagged with this CPC code.
- Is patent activity under CPC B01D46/2425 growing?
- Publication counts under this code: 7 in 2024 vs 6 in 2025 (latest complete years).