Clothes pre-washing device and method thereof
US-2025305200-A1 · Oct 2, 2025 · US
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of the vibrator type
of the vibrator type · 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 | D06F7/04 |
| Official title | of the vibrator type |
| Display label | of the vibrator type |
| Total patents | 15 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 1 |
| 2020 | 3 |
| 2021 | 1 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Laundry sanitization system that utilizes a hemispheric ultrasound transducer in combination with agitating wash systems
US-2023250570-A1 · Aug 10, 2023 · US
Accessory used for washing machine
US-11021824-B2 · Jun 1, 2021 · US
Portable washing unit
US-10829880-B2 · Nov 10, 2020 · US
Stain removal device
US-10648111-B2 · May 12, 2020 · US
Stain removal device
US-10549320-B2 · Feb 4, 2020 · US
Accessory used for washing machine
US-2019136431-A1 · May 9, 2019 · US
Stain removal device
US-2018363187-A1 · Dec 20, 2018 · US
Stain Removal Device
US-2018272383-A1 · Sep 27, 2018 · US
Portable Washing Unit
US-2018245258-A1 · Aug 30, 2018 · US
Hand-held laundry treating apparatus
US-9976241-B2 · May 22, 2018 · US
Dirt removing device and dirt removing unit
US-2017275807-A1 · Sep 28, 2017 · US
Stain removing device and stain removing unit
US-2017268154-A1 · Sep 21, 2017 · US
Stain removing device and stain removing unit
US-2017096758-A1 · Apr 6, 2017 · US
Hand-held laundry treating apparatus
US-2015292139-A1 · Oct 15, 2015 · US