Refiner segment
US-11846069-B2 · Dec 19, 2023 · US
Disintegrating in mills
Disintegrating in mills · Cooperative Patent Classification (CPC)
Textile and paper production, treatment, and products.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | D21B1/14 |
| Official title | Disintegrating in mills |
| Display label | Disintegrating in mills |
| Total patents | 74 |
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 | 2 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 5 |
| 2019 | 8 |
| 2020 | 8 |
| 2021 | 15 |
| 2022 | 7 |
| 2023 | 13 |
| 2024 | 7 |
| 2025 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Solid phase matrix for crop protection
US-2023389543-A1 · Dec 7, 2023 · US
Nanolignocellulose compositions and processes to produce these compositions
US-11834523-B2 · Dec 5, 2023 · US
Blade for a refiner
US-11795616-B2 · Oct 24, 2023 · US
Controlling the treatment of fibrous material
US-2023243097-A1 · Aug 3, 2023 · US
Refiner for refining lignocellulosic material and refining segments for such a refiner
US-11701665-B2 · Jul 18, 2023 · US
Center ring provided with wings
US-11674265-B2 · Jun 13, 2023 · US
Pretreatment methods for cotton textile waste fabric
US-2023175205-A1 · Jun 8, 2023 · US
Grinding method and grinding medium
US-2023138194-A1 · May 4, 2023 · US
Refining plate provided with refining bars having edge creating bar cavities
US-11566374-B2 · Jan 31, 2023 · US
Method for producing a fibrous material
US-11535983-B2 · Dec 27, 2022 · US
Steam evacuation in a pulp or fiber refiner
US-11512429-B2 · Nov 29, 2022 · US
Refiner segment
US-2022307199-A1 · Sep 29, 2022 · US
Steam evacuation in a pulp or fiber refiner
US-11440017-B2 · Sep 13, 2022 · US
Double-disc refiner
US-2022186437-A1 · Jun 16, 2022 · US
System and process for refining lignocellulosic biomass material
US-2022162798-A1 · May 26, 2022 · US
Method for producing nanofibrillar cellulose and nanofibrillar cellulose product
US-11274396-B2 · Mar 15, 2022 · US
Method for preparing nanocellulose
US-11193239-B2 · Dec 7, 2021 · US
Rheology control of nanocellulose treatment fluids
US-11118106-B2 · Sep 14, 2021 · US
Processes for producing nanocellulose, and nanocellulose compositions produced therefrom
US-2021277151-A1 · Sep 9, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D21B1/14?
- CPC D21B1/14 is the Cooperative Patent Classification code for “Disintegrating in mills.”
- How many patents are filed under CPC D21B1/14 (Disintegrating in mills)?
- Our database includes 74 publications tagged with this CPC code.
- Is patent activity under CPC D21B1/14 growing?
- Publication counts under this code: 7 in 2024 vs 4 in 2025 (latest complete years).