Sterilization method for water system, method of removing nitrosamine compound from water system and drinking water production method
US-2021387886-A1 · Dec 16, 2021 · US
by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine
by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C02F1/766 |
| Official title | {by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine} |
| Display label | by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine |
| Total patents | 94 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 8 |
| 2016 | 13 |
| 2017 | 9 |
| 2018 | 11 |
| 2019 | 9 |
| 2020 | 4 |
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 9 |
| 2024 | 8 |
| 2025 | 11 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods of inhibiting fouling in liquid systems
US-11186499-B2 · Nov 30, 2021 · US
Floating dispensers
US-11124436-B2 · Sep 21, 2021 · US
Floating dispensers
US-2021198130-A1 · Jul 1, 2021 · US
Floating dispensers
US-11008235-B2 · May 18, 2021 · US
Method for permeate flow path sanitization in a reverse osmosis system
US-10906005-B2 · Feb 2, 2021 · US
Submergible biocide reactor and method
US-10850999-B2 · Dec 1, 2020 · US
Method for operating reverse-osmosis membrane treatment system
US-10730771-B2 · Aug 4, 2020 · US
Drinkable water purification device
US-2020109071-A1 · Apr 9, 2020 · US
Drinking water purification device
US-10526219-B2 · Jan 7, 2020 · US
Water treatment system with passive halogen barrier
US-2019367383-A1 · Dec 5, 2019 · US
Method for producing stabilized hypobromous acid composition, stabilized hypobromous acid composition, and slime inhibition method for separation membrane
US-2019364902-A1 · Dec 5, 2019 · US
Non-chlorinated oxidizing biocide chemistries, their methods of production, application and methods of feed thereof
US-2019335756-A1 · Nov 7, 2019 · US
Reverse osmosis membrane treatment system and reverse osmosis membrane treatment method
US-2019321786-A1 · Oct 24, 2019 · US
Water treatment system with passive halogen barrier
US-10427952-B2 · Oct 1, 2019 · US
Method for producing stabilized hypobromous acid composition, stabilized hypobromous acid composition, and slime inhibition method for separation membrane
US-10420344-B2 · Sep 24, 2019 · US
Method for permeate flow path sanitization in a reverse osmosis system
US-2019224627-A1 · Jul 25, 2019 · US
Filtration treatment system and filtration treatment method
US-10351444-B2 · Jul 16, 2019 · US
Chloroperoxidase-catalyzed degradation of pharmaceutical pollutants in wastewater
US-10301203-B2 · May 28, 2019 · US
Water treatment system with passive halogen barrier
US-2018370820-A1 · Dec 27, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C02F1/766?
- CPC C02F1/766 is the Cooperative Patent Classification code for “by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine.”
- How many patents are filed under CPC C02F1/766 (by means of halogens other than chlorine or of halogenated compounds containing halogen other than chlorine)?
- Our database includes 94 publications tagged with this CPC code.
- Is patent activity under CPC C02F1/766 growing?
- Publication counts under this code: 8 in 2024 vs 11 in 2025 (latest complete years).