Bubble generator and washing machine having the same
US-2021254256-A1 · Aug 19, 2021 · US
using bubbles
using bubbles · 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 | D06F35/002 |
| Official title | {using bubbles} |
| Display label | using bubbles |
| Total patents | 86 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 10 |
| 2016 | 7 |
| 2017 | 3 |
| 2018 | 20 |
| 2019 | 9 |
| 2020 | 6 |
| 2021 | 11 |
| 2022 | 5 |
| 2023 | 3 |
| 2024 | 6 |
| 2025 | 5 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Device for handling laundry, and control method thereof
US-11085138-B2 · Aug 10, 2021 · US
Microbubble generator and laundry treating device
US-2021071338-A1 · Mar 11, 2021 · US
Washing machine
US-10900163-B2 · Jan 26, 2021 · US
Microbubble generator and laundry treating device
US-2021010179-A1 · Jan 14, 2021 · US
Laundry treating device
US-2020392663-A1 · Dec 17, 2020 · US
Liquid electromagnetic valve, method of manufacturing liquid electromagnetic valve, and washing machine
US-10844973-B2 · Nov 24, 2020 · US
Washing machine
US-10822737-B2 · Nov 3, 2020 · US
Microbubble generator, washing machine, and home appliance
US-2020246763-A1 · Aug 6, 2020 · US
Washing machine
US-10697109-B2 · Jun 30, 2020 · US
Washing machine
US-2020011001-A1 · Jan 9, 2020 · US
Washing machine
US-10480111-B2 · Nov 19, 2019 · US
Minute bubble generator, home appliance provided with minute bubble generator, and method of manufacturing minute bubble generator
US-2019329193-A1 · Oct 31, 2019 · US
Washing machine
US-10435832-B2 · Oct 8, 2019 · US
Washing machine
US-10422066-B2 · Sep 24, 2019 · US
Washing machine
US-10385496-B2 · Aug 20, 2019 · US
Washing machine
US-2019177903-A1 · Jun 13, 2019 · US
Washing machine
US-2019169778-A1 · Jun 6, 2019 · US
Bubble generator and washing machine having the same
US-2019100864-A1 · Apr 4, 2019 · US
Device for handling laundry, and control method thereof
US-2019062976-A1 · Feb 28, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC D06F35/002?
- CPC D06F35/002 is the Cooperative Patent Classification code for “using bubbles.”
- How many patents are filed under CPC D06F35/002 (using bubbles)?
- Our database includes 86 publications tagged with this CPC code.
- Is patent activity under CPC D06F35/002 growing?
- Publication counts under this code: 6 in 2024 vs 5 in 2025 (latest complete years).