Toothbrush
US-2025049203-A1 · Feb 13, 2025 · US
Machines for inserting or fixing bristles in bodies
Machines for inserting or fixing bristles in bodies · 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 | A46D3/04 |
| Official title | Machines for inserting or fixing bristles in bodies |
| Display label | Machines for inserting or fixing bristles in bodies |
| Total patents | 43 |
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 | 9 |
| 2016 | 3 |
| 2017 | 2 |
| 2018 | 4 |
| 2019 | 2 |
| 2020 | 6 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Toothbrush
US-12220049-B2 · Feb 11, 2025 · US
Brush head manufacturing method
US-12178313-B2 · Dec 31, 2024 · US
Process for producing a toothbrush having a bristle area design
US-2024023701-A1 · Jan 25, 2024 · US
Brush head assembly and methods of manufacture
US-11723453-B2 · Aug 15, 2023 · US
Brush head manufacturing method
US-2023148738-A1 · May 18, 2023 · US
Brush head manufacturing method
US-11553780-B2 · Jan 17, 2023 · US
Brush head manufacturing method and device
US-11497302-B2 · Nov 15, 2022 · US
Cell of a brush making device
US-11470957-B2 · Oct 18, 2022 · US
Stamped brush heads and brush head stamping manufacturing methods
US-11457725-B2 · Oct 4, 2022 · US
Toothbrush
US-2022071381-A1 · Mar 10, 2022 · US
No-glue cosmetic brush and its manufacturing method
US-2021386187-A1 · Dec 16, 2021 · US
Filament transportation device
US-11160364-B2 · Nov 2, 2021 · US
Brush head manufacturing method and device
US-2021186204-A1 · Jun 24, 2021 · US
Brush head manufacturing method
US-2021145158-A1 · May 20, 2021 · US
Stamped brush heads and brush head stamping manufacturing methods
US-2021137257-A1 · May 13, 2021 · US
Cell of a brush making device
US-2021052063-A1 · Feb 25, 2021 · US
Filament transportation device
US-2020383469-A1 · Dec 10, 2020 · US
Brush head assembly and methods of manufacture
US-2020375349-A1 · Dec 3, 2020 · US
Device for providing bristles for brush production and providing method
US-10743652-B2 · Aug 18, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC A46D3/04?
- CPC A46D3/04 is the Cooperative Patent Classification code for “Machines for inserting or fixing bristles in bodies.”
- How many patents are filed under CPC A46D3/04 (Machines for inserting or fixing bristles in bodies)?
- Our database includes 43 publications tagged with this CPC code.
- Is patent activity under CPC A46D3/04 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).