Class F25B : REFRIGERATION MACHINES, PLANTS, OR SYSTEMS; COMBINED HEATING AND REFRIGERATION SYSTEMS; HEAT PUMP SYSTEMS
Subclass 7/00: Compression machines, plant, or systems, with cascade operation, i.e. with two or more circuits, the heat from the condenser of one circuit being absorbed by the evaporator of the next circuit (F25B 9/00 takes precedence)
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12239248 | Grid interactive micro-distributed refrigerated display case | Mar 17, 22 | Mar 04, 25 | Alliance for Sustainable Energy LLC |
| 12241670 | Multi-compressor system with normally-open valves in oil balancing connections | Mar 13, 23 | Mar 04, 25 | Danfoss Commercial Compressors |
| 12235031 | Systems and methods for modeling of chiller efficiency and determination of efficiency-based staging | Apr 25, 23 | Feb 25, 25 | TRANE INTERNATIONAL INC. |
| 12233688 | Refrigeration arrangement for a motor vehicle | Nov 14, 19 | Feb 25, 25 | Siemens Mobility GmbH |
| 12228318 | System and method of hot gas defrost control for multistage cascade refrigeration system | Sep 11, 20 | Feb 18, 25 | Trane Technologies Life Sciences LLC |
| 12228322 | Cascade unit and refrigeration system | Mar 29, 24 | Feb 18, 25 | DAIKIN INDUSTRIES, LTD. |
| 12222146 | Cascade unit and refrigeration cycle apparatus | Mar 29, 24 | Feb 11, 25 | DAIKIN INDUSTRIES, LTD. |
| 12209783 | Low ambient temperature heat pump water heater systems, heat exchangers, and methods thereto | Oct 26, 21 | Jan 28, 25 | Rheem Manufacturing Company |
| 12196469 | Load balancing method for two compressors | Sep 25, 20 | Jan 14, 25 | York (Wuxi) Air Conditioning And Refrigeration Co., Ltd.; Tyco Fire & Security GmbH; |
| 12196471 | High-efficiency low-temperature storage device | Oct 12, 20 | Jan 14, 25 | LICONIC AG |
| 12188699 | Refrigerator | Jul 13, 21 | Jan 07, 25 | LG Electronics Inc. |
| 12173945 | Carbon dioxide overlapping type heating system, and control method therefor | Dec 03, 19 | Dec 24, 24 | JIANGSU SUJING GROUP CO., LTD. |
| 12163691 | Micro chiller-based heating, ventilation and air conditioning system | Aug 15, 22 | Dec 10, 24 | Not available |
| 12157072 | Selective extraction of cannabinoids, pigments, and lipids from plant matter | Dec 17, 19 | Dec 03, 24 | Capna®IP Capital, LLC |
| 12152818 | Method and system for operating a refrigeration system | Feb 23, 22 | Nov 26, 24 | C. NELSON MFG. |
| 12146691 | Systems and methods for cooling electrical equipment | Jan 13, 23 | Nov 19, 24 | Inertech IP LLC |
| 12140358 | Refrigerant cycle system | Jun 10, 20 | Nov 12, 24 | DAIKIN INDUSTRIES, LTD. |
| 12130062 | Refrigeration device, temperature sensor mounting pipe, and temperature sensor mounting structure | Jan 14, 22 | Oct 29, 24 | PHC Holdings Corporation |
| 12117221 | Cooling system with a distribution system and a cooling unit | Jul 20, 23 | Oct 15, 24 | Hill Phoenix Inc. |
| 12092374 | Refrigerant cycle system | Jun 11, 20 | Sep 17, 24 | DAIKIN INDUSTRIES, LTD. |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0116,431 | MULTI-STAGE COOLING SYSTEM | Aug 12, 24 | Apr 10, 25 | Not available |
| 2025/0109,898 | LOW AMBIENT TEMPERATURE HEAT PUMP WATER HEATER SYSTEMS, HEAT EXCHANGERS, AND METHODS THERETO | Dec 12, 24 | Apr 03, 25 | Not available |
| 2025/0043,996 | Cascade Cold Climate Heat Pump System | Oct 18, 24 | Feb 06, 25 | Daikin Comfort Technologies Manufacturing, L.P. |
| 2025/0048,602 | REFRIGERATION DEVICE AND DATA CENTER | Aug 01, 24 | Feb 06, 25 | Not available |
| 2025/0012,490 | MULTI-COMPRESSOR REFRIGERATION SYSTEM HAVING A COMMON OIL EQUALIZATION LINE PROVIDED WITH AN OIL PUMPING DEVICE | Jun 28, 24 | Jan 09, 25 | Not available |
| 2025/0003,640 | REFRIGERATION SYSTEMS AND METHODS | Jul 08, 24 | Jan 02, 25 | Honeywell International, Inc. |
| 2025/0003,642 | REFRIGERANT FLUID | Feb 09, 22 | Jan 02, 25 | Not available |
| 2024/0418,415 | MULTI-CIRCUIT HEAT PUMP | Jun 10, 24 | Dec 19, 24 | Not available |
| 2024/0418,416 | CONTROL OF REFRIGERATION AND HEAT PUMP SYSTEMS THAT INCLUDE PRESSURE EXCHANGERS | Aug 29, 24 | Dec 19, 24 | Not available |
| 2024/0418,422 | THERMAL SYSTEM HAVING HYDRONIC SYSTEM HEAT EXCHANGE | Jun 13, 23 | Dec 19, 24 | Not available |
| 2024/0393,017 | REFRIGERATION AND HEAT PUMP SYSTEMS WITH PRESSURE EXCHANGERS | Aug 01, 24 | Nov 28, 24 | Not available |
| 2024/0384,900 | HEAT PUMP, METHOD FOR OPERATING A HEAT PUMP, AND TRANSPORTATION VEHICLE WITH A HEAT PUMP | May 13, 24 | Nov 21, 24 | Not available |
| 2024/0377,114 | Systems and Methods for Regenerative Ejector-Based Cooling Cycles | Jul 25, 24 | Nov 14, 24 | BECHTEL ENERGY TECHNOLOGIES & SOLUTIONS, INC. |
| 2024/0377,113 | DUAL CHILLER SYSTEM | Mar 25, 24 | Nov 14, 24 | Samsung Electronics Co. Ltd.; Yest Co., Ltd.; |
| 2024/0361,052 | Thermal Energy Storage and Cooling Device | Apr 25, 24 | Oct 31, 24 | Not available |
| 2024/0353,152 | TWO-STAGE REFRIGERATION SYSTEM | Apr 24, 24 | Oct 24, 24 | Not available |
| 2024/0344,741 | THERMAL HUB SYSTEM FEATURING REFRIGERATION | Apr 11, 24 | Oct 17, 24 | Not available |
| 2024/0328,680 | MEDICAL CONTACT SHOCK FREEZER | Jul 15, 22 | Oct 03, 24 | Not available |
| 2024/0302,080 | COOLING UNIT | Jan 18, 22 | Sep 12, 24 | Not available |
| 2024/0288,201 | REFRIGERATION SYSTEM FOR A TRANSPORT UNIT | May 02, 24 | Aug 29, 24 | Not available |
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