Venous ablation device
US-2025339167-A1 · Nov 6, 2025 · US
the bristles being fixed or joined in rubber bodies, e.g. in soft rubber
the bristles being fixed or joined in rubber bodies, e.g. in soft rubber · Cooperative Patent Classification (CPC)
Agriculture, food, personal care, health, and life sciences.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | A46B3/20 |
| Official title | the bristles being fixed or joined in rubber bodies, e.g. in soft rubber |
| Display label | the bristles being fixed or joined in rubber bodies, e.g. in soft rubber |
| Total patents | 55 |
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 | 1 |
| 2016 | 5 |
| 2017 | 6 |
| 2018 | 8 |
| 2019 | 11 |
| 2020 | 8 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 4 |
| 2024 | 1 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Brush
US-12364324-B2 · Jul 22, 2025 · US
Cleaning brush, smart cleaning device and method for manufacturing cleaning brush
US-2024023699-A1 · Jan 25, 2024 · US
Brush
US-2023180920-A1 · Jun 15, 2023 · US
Brush
US-2023172348-A1 · Jun 8, 2023 · US
Cleaning coke deposits from process equipment
US-11571722-B2 · Feb 7, 2023 · US
Brush head arrangements
US-11540621-B2 · Jan 3, 2023 · US
Cleaning Coke Deposits from Process Equipment
US-2022305532-A1 · Sep 29, 2022 · US
Cleaning coke deposits from process equipment
US-11383278-B2 · Jul 12, 2022 · US
Brush head arrangements
US-11224281-B2 · Jan 18, 2022 · US
Oral care implement and method of forming an oral care implement
US-11202497-B2 · Dec 21, 2021 · US
Brush head assembly and methods of manufacture
US-11147658-B2 · Oct 19, 2021 · US
Cleaning Coke Deposits from Process Equipment
US-2021162471-A1 · Jun 3, 2021 · US
Brush head arrangements
US-2021137259-A1 · May 13, 2021 · US
Cleaning coke deposits from process equipment
US-10953443-B2 · Mar 23, 2021 · US
Rotatable brush for surface cleaning apparatus
US-10888205-B2 · Jan 12, 2021 · US
Brush head arrangements
US-2020352313-A1 · Nov 12, 2020 · US
Brush head arrangements
US-10750847-B2 · Aug 25, 2020 · US
Oral Care Implement and Method of Forming an Oral Care Implement
US-2020163445-A1 · May 28, 2020 · US
Brush head assembly and methods of manufacture
US-2020107919-A1 · Apr 9, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A46B3/20?
- CPC A46B3/20 is the Cooperative Patent Classification code for “the bristles being fixed or joined in rubber bodies, e.g. in soft rubber.”
- How many patents are filed under CPC A46B3/20 (the bristles being fixed or joined in rubber bodies, e.g. in soft rubber)?
- Our database includes 55 publications tagged with this CPC code.
- Is patent activity under CPC A46B3/20 growing?
- Publication counts under this code: 1 in 2024 vs 2 in 2025 (latest complete years).