Description
Class C02F : TREATMENT OF WATER, WASTE WATER, SEWAGE, OR SLUDGE
Subclass 1/02: Treatment of water, waste water, or sewage (C02F 3/00-C02F 9/00 take precedence) by heating
C02F 1/02
Sub-Class
Stats
- 390 US PATENTS IN FORCE
- 68 US APPLICATIONS PENDING
- 155 Total Patent Owners
- 1,260 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12252416 | Control of grease removal equipment via cell phone app | Oct 13, 21 | Mar 18, 25 | Thermaco, Incorporated |
| 12252418 | Fats, oil and grease collection | Jan 16, 20 | Mar 18, 25 | ECO CLARITY Ltd. |
| 12252428 | System and method for recovering ammonia from an ammonia-containing liquid | May 27, 22 | Mar 18, 25 | Process Limited |
| 12246101 | System for fluid sterilization | Dec 16, 19 | Mar 11, 25 | Not available |
| 12234161 | Kitchen waste wastewater treatment equipment | Sep 04, 24 | Feb 25, 25 | Zhongcheng Institute (Beijing) Environmental Technology Co., Ltd. |
| 12215460 | Methods of microbial control | Nov 24, 21 | Feb 04, 25 | Clean Chemistry, Inc. |
| 12194211 | Reverse osmosis water system with heat forward function | Mar 28, 23 | Jan 14, 25 | Evoqua Water Technologies LLC |
| 12195378 | UV lamp and anti-scale water treatment water heater apparatus with sanitation loop | Jun 22, 22 | Jan 14, 25 | Watts Regulator Co. |
| 12195953 | Compact water heating and treatment system | Mar 03, 22 | Jan 14, 25 | Watts Regulator Co. |
| 12187631 | Process for decontamination of hazardous sulfur compounds in sour water tanks | Sep 12, 23 | Jan 07, 25 | UNITED LABORATORIES INTERNATIONAL, LLC |
| 12161787 | Method of heat sanitization of a haemodialysis water circuit using a calculated dose | Feb 17, 23 | Dec 10, 24 | Quanta Dialysis Technologies Limited |
| 12151953 | Water purifier that dispenses purified water and hot water through one flow path | Dec 17, 21 | Nov 26, 24 | LG Electronics Inc. |
| 12134568 | Water distribution unit for water recirculation system | Nov 14, 19 | Nov 05, 24 | ORBITAL SYSTEMS AB |
| 12134571 | Systems and methods for desalination of liquids | Nov 27, 23 | Nov 05, 24 | ACQUOLINA IL MONDO, LLC |
| 12110090 | System and methods for heat treatment of ballast fluid | Mar 10, 21 | Oct 08, 24 | Fineline LLC |
| 12103864 | Water distribution system with automatic hot water pasteurization procedure | Jan 10, 20 | Oct 01, 24 | ORBITAL SYSTEMS AB |
| 12098330 | Systems and methods for enhanced inorganic contaminant removal from hydrocarbon feedstock | Jun 13, 23 | Sep 24, 24 | Marathon Petroleum Company LP |
| 12049420 | Process for treating acid mine drainage | Sep 14, 20 | Jul 30, 24 | UNIVERSITY OF SOUTH AFRICA |
| 12030799 | Systems and methods for peritoneal dialysis having point of use dialysis fluid preparation using water accumulator and disposable set | Jun 24, 21 | Jul 09, 24 | Gambro Lundia AB |
| 12025322 | Integrated recirculation pump for non-condensing water heater | Oct 31, 22 | Jul 02, 24 | Rinnai America Corporation a corporation of Georgia |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0099,660 | METHOD OF HEAT SANITIZATION OF A HAEMODIALYSIS WATER CIRCUIT USING A CALCULATED DOSE | Dec 06, 24 | Mar 27, 25 | Not available |
| 2025/0042,797 | APPARATUS CONFIGURED TO TREAT WASTEWATER AND METHOD OF TREATING WASTEWATER | Jun 05, 24 | Feb 06, 25 | Samsung Electronics Co. Ltd.; Korea Advanced Institute of Science and Technology; |
| 2025/0033,999 | WARM ULTRAPURE WATER PRODUCTION DEVICE | Sep 14, 22 | Jan 30, 25 | Kurita Water Industries LTD |
| 2025/0026,664 | SYSTEMS AND METHODS OF REMOVING HALOGENATED COMPOUNDS FROM A CONTAMINATED SOURCE | Jul 20, 23 | Jan 23, 25 | NOBLIS, INC. |
| 2025/0026,674 | Method and System for Optimizing Lightweight Biodigester | Jul 18, 24 | Jan 23, 25 | Not available |
| 2025/0019,285 | Methods and Systems of PFAS Destruction using UV Irradiation at 222 Nanometers | Jul 12, 24 | Jan 16, 25 | Claros Technologies Inc. |
| 2025/0011,661 | SYSTEMS AND METHODS FOR ENHANCED INORGANIC CONTAMINANT REMOVAL FROM HYDROCARBON FEEDSTOCK | Sep 06, 24 | Jan 09, 25 | Not available |
| 2024/0417,291 | Pretreatments to Contaminated Water Prior to Hydrothermal or Supercritical Water Oxidation Destruction of PFAS | May 27, 24 | Dec 19, 24 | Not available |
| 2024/0400,431 | METHOD FOR PRODUCING GASEOUS DIHYDROGEN AND AMMONIUM SULFATE FROM AN AQUEOUS LIQUID EFFLUENT, SUCH AS THE LIQUID FRACTION OF A PIG MANURE OR HUMAN URINE | Sep 26, 22 | Dec 05, 24 | Not available |
| 2024/0391,797 | HYDROTHERMAL SYSTEM FOR TREATMENT OF ADSORBENT REGENERATION BYPRODUCTS | Jan 13, 22 | Nov 28, 24 | University of Washington |
| 2024/0383,765 | PROCESS TO RECOVER AMMONIUM BICARBONATE FROM WASTEWATER | Dec 20, 23 | Nov 21, 24 | BION ENVIRONMENTAL TECHNOLOGIES, INC. |
| 2024/0375,981 | METHOD AND APPARATUS FOR PROCESSING LIQUID WASTE STREAMS | May 03, 24 | Nov 14, 24 | Not available |
| 2024/0368,000 | CARBON REMOVAL FROM SEAWATER AND OTHER LIQUIDS USING PHOTOACTIVE COMPOUNDS | Jun 23, 22 | Nov 07, 24 | University of Washington |
| 2024/0368,002 | Water Purification Device | Apr 26, 24 | Nov 07, 24 | Not available |
| 2024/0360,018 | SYSTEMS AND METHODS FOR PERITONEAL DIALYSIS HAVING POINT OF USE DIALYSIS FLUID PREPARATION USING WATER ACCUMULATOR AND DISPOSABLE SET | Jul 08, 24 | Oct 31, 24 | Not available |
| 2024/0327,255 | PROCESS FOR COLLECTING AND REMOVING MICROPLASTICS IN WASTEWATER | Mar 29, 24 | Oct 03, 24 | Not available |
| 2024/0294,403 | WASTEWATER TREATMENT METHOD AND SYSTEM | Feb 22, 23 | Sep 05, 24 | Not available |
| 2024/0286,926 | WATER TREATMENT UNIT AND METHOD OF CLEANING A WATER TREATMENT UNIT | Feb 27, 24 | Aug 29, 24 | Aquis Systems AG |
| 2024/0286,938 | STERILE AND/OR PURIFIED FLUID AND/OR SOLUTION DELIVERY SYSTEM | May 03, 24 | Aug 29, 24 | Not available |
| 2024/0286,927 | ORGANIC WASTE TREATMENT APPARATUS AND METHOD WITH IMPROVED ENERGY CONSUMPTION EFFICIENCY AND INCREASED TEMPERATURE RISE RATES | May 08, 24 | Aug 29, 24 | BKT CO., LTD. |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 33 Months (last 2 years Issuances)
- 33 Months (last 5 years Issuances)