Description
Class C02F : TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Subclass 1/32: Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by irradiation with ultra-violet light
C02F 1/32
Sub-Class
Stats
- 1,532 US PATENTS IN FORCE
- 373 US APPLICATIONS PENDING
- 402 Total Patent Owners
- 3,906 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12264834 | Air conditioner | Mar 28, 22 | Apr 01, 25 | DAIKIN INDUSTRIES, LTD. |
| 12264088 | Water-savings adiabatic spray system | Jun 20, 23 | Apr 01, 25 | Evapco, Inc. |
| 12264087 | Filtration apparatus and control method thereof | May 30, 22 | Apr 01, 25 | Samsung Electronics Co., Ltd. |
| 12257373 | Fluid system with integrated disinfecting optics | Mar 30, 20 | Mar 25, 25 | Not available |
| 12251667 | Nanofunctionalised polymeric support with photocatalytic nanoparticles based on titanium dioxide and its use as photocatalysts | Oct 29, 20 | Mar 18, 25 | COLOROBBIA CONSULTING S.R.L. |
| 12252417 | Passive, gravity-driven system for treatment of an effluent in a diagnostic system | Jun 09, 22 | Mar 18, 25 | Ventana Medical Systems Inc. |
| 12252426 | Wetland system for treating domestic wastewater and rainwater and application thereof | Apr 26, 22 | Mar 18, 25 | CHINA MCC5 GROUP CORP. LTD |
| 12246283 | Atmospheric water generator with water cooling system | Jan 08, 20 | Mar 11, 25 | WATERGEN LTD. |
| 12246971 | Multipass water filter | Jul 06, 22 | Mar 11, 25 | Bluewater Innovations AB |
| 12246979 | Method and system for providing ultrapure water with flexible lamp configuration | Jun 05, 23 | Mar 11, 25 | Evoqua Water Technologies LLC |
| 12246978 | Water treatment system and method | Nov 19, 20 | Mar 11, 25 | Hyperion Water Technologies LLC |
| 12240769 | Cleaning arrangement for a liquid treatment system | Jan 18, 21 | Mar 04, 25 | WALLENIUS WATER INNOVATION AB |
| 12240770 | Systems and method for correction of positionally dependent electromagnetic radiation detected from objects within a fluid column | Dec 29, 23 | Mar 04, 25 | INGURAN, LLC |
| 12227437 | Water treatment system using reverse osmosis process for high salinity low temperature water | Jul 30, 24 | Feb 18, 25 | Not available |
| 12221359 | Water purifier and method for controlling water purifier | Jun 06, 22 | Feb 11, 25 | Samsung Electronics Co. Ltd. |
| 12221362 | Laser ablation and filtration apparatus and process for removal of hydrocarbons and contaminants | Aug 07, 23 | Feb 11, 25 | Not available |
| 12221371 | Systems and methods for producing ultrapure water for semiconductor fabrication processes | Mar 21, 22 | Feb 11, 25 | TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD. |
| 12215043 | Liquid, air, and surface treatment using high intensity broad-spectrum pulsed light | Dec 06, 23 | Feb 04, 25 | Aruna Inovation LLC |
| 12201753 | Low temperature, nanostructured ceramic coatings | Nov 09, 20 | Jan 21, 25 | The Research Foundation for the State University of New York |
| 12201938 | Atmospheric water generator with a defrost system | Jan 08, 20 | Jan 21, 25 | WATERGEN LTD. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0114,773 | Photocatalytic Degradation and Defluorination of Perfluoroalkyl Substances using Metal-Doped Boron Nitride Nanocomposites | Oct 04, 24 | Apr 10, 25 | William Marsh Rice University |
| 2025/0115,505 | Systems, Methods, and Apparatus for Generating Functional Hydrogen Water | Oct 14, 24 | Apr 10, 25 | Not available |
| 2025/0100,901 | APPARATUS AND METHOD FOR SUPPLYING SAFE POTABLE WATER | May 24, 24 | Mar 27, 25 | Not available |
| 2025/0100,903 | FLUID STERILIZATION DEVICE | Aug 01, 24 | Mar 27, 25 | Toshiba Lighting & Technology Corporation |
| 2025/0091,919 | METHOD AND SYSTEM FOR WATER TREATMENT USING MODIFIED ADVANCED OXIDIZING TECHNOLOGY | Jan 19, 22 | Mar 20, 25 | Not available |
| 2025/0091,925 | PRODUCTION METHOD AND PRODUCTION DEVICE FOR WATER FOR PURE WATER, AND PRODUCTION METHOD AND PRODUCTION SYSTEM FOR PURE WATER | Aug 30, 24 | Mar 20, 25 | Nomura Micro Science Co., Ltd. |
| 2025/0083,977 | FLUID PROCESSING APPARATUS HAVING FLUID BRANCHING AND JOINING MEMBER | Sep 04, 24 | Mar 13, 25 | Stanley Electric Co., Ltd. |
| 2025/0079,148 | UV RADIATION SOURCE ASSEMBLY | Nov 19, 24 | Mar 06, 25 | TROJAN TECHNOLOGIES GROUP ULC |
| 2025/0065,001 | SYSTEMS AND METHODS FOR DISINFECTION | Aug 31, 24 | Feb 27, 25 | Not available |
| 2025/0066,223 | FLUID TREATMENT DEVICE | Oct 19, 22 | Feb 27, 25 | Ushio Denki Kabushiki Kaisha |
| 2025/0066,233 | Carbon Block Vessel Device for Use in Water Purification for Dialysis Systems | Aug 14, 24 | Feb 27, 25 | Not available |
| 2025/0058,285 | PHOTOCATALYTIC SELF-CLEANING POLYPYRROLE/TiO2-PVDF NANOCOMPOSITE BASED FILTRATION MEMBRANE | Aug 17, 23 | Feb 20, 25 | King Fahd University of Petroleum and Minerals |
| 2025/0059,064 | Porous Pipes for Wastewater Treatments | Dec 14, 22 | Feb 20, 25 | Not available |
| 2025/0059,068 | STERILIZATION MODULE, WATER PURIFICATION DEVICE, AND SYSTEM COMPRISING WATER PURIFICATION DEVICE | Nov 07, 24 | Feb 20, 25 | Not available |
| 2025/0059,105 | SOIL ENRICHMENT SYSTEMS AND METHODS | Aug 28, 24 | Feb 20, 25 | Not available |
| 2025/0050,238 | HAZE GENERATING DEVICE | Aug 06, 24 | Feb 13, 25 | Not available |
| 2025/0051,190 | CONTROL SYSTEMS FOR UV WATER TREATMENT REACTOR | Aug 08, 24 | Feb 13, 25 | TROJAN TECHNOLOGIES GROUP ULC |
| 2025/0051,191 | COOLING WATER MANAGEMENT SYSTEMS HAVING CONTINUOUS BIOFILM MONITORING AND ASSOCIATED METHODS FOR USING THE SAME | Oct 25, 24 | Feb 13, 25 | Not available |
| 2025/0051,192 | UV LIGHT SOURCE ASSEMBLY WITH INTERCONNECTOR BOARD | Aug 07, 24 | Feb 13, 25 | TROJAN TECHNOLOGIES GROUP ULC |
| 2025/0051,198 | METHOD AND APPARATUS FOR PRODUCING WATER FOR PURE WATER, METHOD FOR PRODUCING PURE WATER, AND PURE WATER PRODUCTION SYSTEM | Aug 02, 24 | Feb 13, 25 | Nomura Micro Science Co., Ltd. |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)