Catalytic filter module and catalytic filter system comprising same
US-9504958-B2 · Nov 29, 2016 · US
of the walls along the length of the honeycomb
of the walls along the length of the honeycomb · 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 | B01D46/2474 |
| Official title | {of the walls along the length of the honeycomb} |
| Display label | of the walls along the length of the honeycomb |
| Total patents | 452 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 50 |
| 2016 | 26 |
| 2017 | 60 |
| 2018 | 53 |
| 2019 | 46 |
| 2020 | 49 |
| 2021 | 52 |
| 2022 | 35 |
| 2023 | 38 |
| 2024 | 16 |
| 2025 | 23 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Plugged honeycomb structure
US-2016271549-A1 · Sep 22, 2016 · US
Honeycomb structure
US-2016271544-A1 · Sep 22, 2016 · US
Honeycomb structure
US-9447716-B2 · Sep 20, 2016 · US
Particulate filter
US-9394816-B2 · Jul 19, 2016 · US
Particulate filter
US-2016160720-A1 · Jun 9, 2016 · US
Ceramic honeycomb structure and its production method
US-9353015-B2 · May 31, 2016 · US
Honeycomb catalyst body
US-9347357-B2 · May 24, 2016 · US
Honeycomb-shaped ceramic separation-membrane structure
US-9327246-B2 · May 3, 2016 · US
Porous body and honeycomb-shaped ceramic separation-membrane structure
US-9321016-B2 · Apr 26, 2016 · US
Honeycomb filter
US-9217344-B2 · Dec 22, 2015 · US
Activated carbon filter articles and methods of making and their use
US-2015343418-A1 · Dec 3, 2015 · US
Method of manufacturing honeycomb structured body
US-9199188-B2 · Dec 1, 2015 · US
Novel honeycomb monolith structure
US-2015336094-A1 · Nov 26, 2015 · US
Use of a filter element for the adsorption of hydrocarbons
US-2015328962-A1 · Nov 19, 2015 · US
Honeycomb structure, manufacturing method thereof, and catalyst carrying honeycomb structure
US-9174880-B2 · Nov 3, 2015 · US
Substrate with surface-collection-layer and catalyst-carrying substrate with surface-collection-layer
US-9175587-B2 · Nov 3, 2015 · US
Fine particle collecting filter
US-9168478-B2 · Oct 27, 2015 · US
Exhaust gas purification filter
US-2015298058-A1 · Oct 22, 2015 · US
Fine particle collecting filter
US-9163538-B2 · Oct 20, 2015 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D46/2474?
- CPC B01D46/2474 is the Cooperative Patent Classification code for “of the walls along the length of the honeycomb.”
- How many patents are filed under CPC B01D46/2474 (of the walls along the length of the honeycomb)?
- Our database includes 452 publications tagged with this CPC code.
- Is patent activity under CPC B01D46/2474 growing?
- Publication counts under this code: 16 in 2024 vs 23 in 2025 (latest complete years).