Honeycomb structure and method for manufacturing same
US-2026034491-A1 · Feb 5, 2026 · US
Using a mask for plugging
Using a mask for plugging · 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 | B28B11/007 |
| Official title | {Using a mask for plugging} |
| Display label | Using a mask for plugging |
| Total patents | 60 |
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 | 6 |
| 2016 | 2 |
| 2017 | 8 |
| 2018 | 5 |
| 2019 | 6 |
| 2020 | 3 |
| 2021 | 7 |
| 2022 | 5 |
| 2023 | 5 |
| 2024 | 11 |
| 2025 | 1 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Method for manufacturing cylindrical honeycomb fired body
US-12420469-B2 · Sep 23, 2025 · US
Methods of plugging a permeable porous cellular body
US-2024424712-A1 · Dec 26, 2024 · US
Methods of plugging a honeycomb body and mask layers thereof
US-2024359359-A1 · Oct 31, 2024 · US
Methods of plugging a permeable porous cellular body
US-12103195-B2 · Oct 1, 2024 · US
Honeycomb structure and method for producing same
US-12070874-B2 · Aug 27, 2024 · US
Methods of plugging a honeycomb body
US-2024173891-A1 · May 30, 2024 · US
Methods of plugging honeycomb bodies
US-11992794-B2 · May 28, 2024 · US
Methods and apparatus for plugging cells of ceramic structures and honeycomb filters
US-11986975-B2 · May 21, 2024 · US
Roller drum plugging of honeycomb bodies
US-11964440-B2 · Apr 23, 2024 · US
Methods of plugging a honeycomb body
US-11919194-B2 · Mar 5, 2024 · US
Methods and apparatus for plugging cells of ceramic structures and honeycomb filters
US-11891933-B2 · Feb 6, 2024 · US
Methods and apparatus for plugging cells of ceramic structures and honeycomb filters
US-11883768-B2 · Jan 30, 2024 · US
Method for manufacturing cylindrical honeycomb fired body
US-2023311398-A1 · Oct 5, 2023 · US
Manufacturing method of plugged honeycomb structure
US-11773022-B2 · Oct 3, 2023 · US
Honeycomb structure and method for producing same
US-2023286190-A1 · Sep 14, 2023 · US
Bottom face processing method of pillar-shaped honeycomb structure, manufacturing method of fired honeycomb structure, and manufacturing method of joined body
US-11633875-B2 · Apr 25, 2023 · US
Honeycomb plugging apparatus and methods providing reduced slump
US-2023110252-A1 · Apr 13, 2023 · US
System and methods of plugging ceramic honeycomb bodies
US-11472061-B2 · Oct 18, 2022 · US
Honeycomb body having layered plugs and method of making the same
US-11459924-B2 · Oct 4, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B28B11/007?
- CPC B28B11/007 is the Cooperative Patent Classification code for “Using a mask for plugging.”
- How many patents are filed under CPC B28B11/007 (Using a mask for plugging)?
- Our database includes 60 publications tagged with this CPC code.
- Is patent activity under CPC B28B11/007 growing?
- Publication counts under this code: 11 in 2024 vs 1 in 2025 (latest complete years).