Water treatment device and estimation method
US-2023390706-A1 · Dec 7, 2023 · US
with special washing compositions
with special washing compositions · Cooperative Patent Classification (CPC)
Separating, mixing, shaping, printing, and transporting materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | B01D65/06 |
| Official title | with special washing compositions |
| Display label | with special washing compositions |
| Total patents | 91 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 4 |
| 2017 | 7 |
| 2018 | 5 |
| 2019 | 4 |
| 2020 | 10 |
| 2021 | 4 |
| 2022 | 12 |
| 2023 | 6 |
| 2024 | 11 |
| 2025 | 13 |
| 2026 | 6 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Support device, support method, and support program
US-2023372872-A1 · Nov 23, 2023 · US
Method for filtering oil
US-11806673-B2 · Nov 7, 2023 · US
Method and program for determining cleaning trouble in fresh water generator
US-2023121715-A1 · Apr 20, 2023 · US
Method for filtering oil
US-2023046432-A1 · Feb 16, 2023 · US
Membrane cleaning solution and method of accelerated membrane cleaning using the same
US-11529588-B2 · Dec 20, 2022 · US
Filter structure having function of selectively collecting water through opposite ends thereof and filtering method using same
US-2022387936-A1 · Dec 8, 2022 · US
Desalination performance restoration agent for cellulose acetate membrane and desalination performance restoration method for cellulose acetate membrane
US-2022355253-A1 · Nov 10, 2022 · US
Method for manufacturing brewed alcoholic beverage using porous membrane
US-11492577-B2 · Nov 8, 2022 · US
Chemical product and process for cleaning nanofiltration and reverse osmosis membranes
US-2022348849-A1 · Nov 3, 2022 · US
Chemical liquid purification method, chemical liquid manufacturing method, and chemical liquid
US-11465073-B2 · Oct 11, 2022 · US
Degassing device
US-11465074-B2 · Oct 11, 2022 · US
Method for operating membrane separation device with halt process
US-11452971-B2 · Sep 27, 2022 · US
Filtering membrane cleaning method
US-11413583-B2 · Aug 16, 2022 · US
Water treatment chemical, method for preparing same, and method for washing polyamide reverse osmosis membrane
US-11400420-B2 · Aug 2, 2022 · US
Filtration membrane treatment device, membrane filtration device, and filtration membrane treatment method
US-2022219123-A1 · Jul 14, 2022 · US
Method of filtration using porous membranes
US-2022001335-A1 · Jan 6, 2022 · US
Peroxyformic acid compositions for membrane filtration cleaning
US-2021370357-A1 · Dec 2, 2021 · US
Peroxyformic acid compositions for membrane filtration cleaning
US-11117172-B2 · Sep 14, 2021 · US
Method for washing filter and method for desalinating seawater
US-2021229037-A1 · Jul 29, 2021 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC B01D65/06?
- CPC B01D65/06 is the Cooperative Patent Classification code for “with special washing compositions.”
- How many patents are filed under CPC B01D65/06 (with special washing compositions)?
- Our database includes 91 publications tagged with this CPC code.
- Is patent activity under CPC B01D65/06 growing?
- Publication counts under this code: 11 in 2024 vs 13 in 2025 (latest complete years).