Class F24D : DOMESTIC- OR SPACE-HEATING SYSTEMS, e.g. CENTRAL HEATING SYSTEMS; DOMESTIC HOT-WATER SUPPLY SYSTEMS; ELEMENTS OR COMPONENTS THEREFOR
Subclass 3/10: Hot-water central heating systems (F24D 10/00, F24D 11/00 take precedence) Feed-line arrangements, e.g. providing for heat-accumulator tanks, expansion tanks
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12209758 | Hydronic expansion tank assembly | Dec 28, 21 | Jan 28, 25 | Nibco Inc. |
| 12203663 | Composite diaphragm expansion vessels | Jul 12, 23 | Jan 21, 25 | ENPRESS LLC |
| 12188687 | Control device for expansion tank and water heater | Oct 21, 22 | Jan 07, 25 | Kohler (China) Investment Co., Ltd. |
| 12180968 | Centrifugal pump assembly | Apr 26, 21 | Dec 31, 24 | GRUNDFOS HOLDING A/S |
| 12158212 | Hydraulic valve device and centrifugal pump assembly including such hydraulic valve device | Apr 26, 21 | Dec 03, 24 | GRUNDFOS HOLDING A/S |
| 12130025 | Modular hydronic heating system core | Oct 06, 21 | Oct 29, 24 | F.W. Webb Company |
| 12130026 | Hydraulic separator with reduced heat dispersion and control method therefor | May 22, 20 | Oct 29, 24 | Giacomini S.p.A. |
| 12130040 | Thermal heating system and a controller for the same | Jun 19, 19 | Oct 29, 24 | E.On Sverige AB |
| 12117200 | Conduit module coupled with heating or cooling module | Jul 28, 23 | Oct 15, 24 | Waterfurnace International Inc. |
| 12078364 | Manifold for the distribution of a fluid in a plumbing and heating system and relative distribution kit | Oct 13, 20 | Sep 03, 24 | I.V.A.R. S.P.A. |
| 12066195 | One-pipe hydronic heating control device | May 13, 19 | Aug 20, 24 | CESKE VYSOKE UCENI TECHNICKE V PRAZE |
| 12066196 | Hydronic expansion tank assembly | Oct 25, 21 | Aug 20, 24 | Nibco Inc. |
| 12013131 | Expansion vessel with membrane, pump comprising the expansion vessel and relative manufacturing method | Jul 29, 22 | Jun 18, 24 | DAB Pumps S.p.A |
| 12000600 | Device and methodology for early detection of fluid loss and notification and system shutdown for a closed loop fluid heat transfer system | May 03, 19 | Jun 04, 24 | Not available |
| 11976849 | Pressure compensation and mixing device | Jun 08, 21 | May 07, 24 | Truma Gerätetechnik GmbH & Co. KG |
| RE49883 | Water heater with mix tank fluid time delay for causal feedforward control of hot water temperature | Oct 26, 21 | Mar 26, 24 | Watts Regulator Co. |
| 11913670 | Sealed box container, main machine of heat recovery switching device, and refrigeration device | Mar 18, 20 | Feb 27, 24 | GD MIDEA HEATING & VENTILATING EQUIPMENT CO., LTD.; MIDEA GROUP CO., LTD.; |
| 11852147 | Multifunctional pump assembly | Apr 04, 22 | Dec 26, 23 | Cooper Standard Automotive Inc. |
| 11802394 | Distributor pipe for a distributor pipeline | May 28, 20 | Oct 31, 23 | Not available |
| 11773572 | Frost protection apparatus for water supply apparatus in recreational vehicles | Jul 01, 19 | Oct 03, 23 | Truma Gerätetechnik GmbH & Co. KG |
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0075,920 | BOILER, BOILER ASSEMBLY, AND WATER HEATING SYSTEM | Sep 05, 24 | Mar 06, 25 | Laars Heating Systems Company |
| 2025/0043,961 | Modular Hydronic Heating System Core | Oct 22, 24 | Feb 06, 25 | F.W. Webb Company |
| 2025/0035,319 | HVAC Hydronic System with Zero-Mixing System Operation | Aug 16, 24 | Jan 30, 25 | Not available |
| 2025/0003,609 | CONDUIT MODULE COUPLED WITH HEATING OR COOLING MODULE | Sep 13, 24 | Jan 02, 25 | Not available |
| 2024/0410,596 | HEATING-MIXING DEVICE OF A LIQUID HEATING SYSTEM | Jan 03, 24 | Dec 12, 24 | Not available |
| 2024/0369,233 | HVAC Hydronic System with Split Buffer Tank for Zero-Mixing System Operation | Jul 16, 24 | Nov 07, 24 | Not available |
| 2024/0361,006 | HYDRONIC EXPANSION TANK ASSEMBLY | Jul 12, 24 | Oct 31, 24 | Nibco Inc. |
| 2024/0280,272 | Device and methodology for early detection of fluid loss and notification and system shutdown for a closed loop fluid heat transfer system | Apr 29, 24 | Aug 22, 24 | Hydronics, LLC |
| 2024/0271,798 | HEATING APPARATUS | Jun 29, 22 | Aug 15, 24 | Not available |
| 2024/0248,500 | APPARATUS AND METHOD FOR REGULATION AND BALANCING OF A THERMAL SYSTEM | May 23, 22 | Jul 25, 24 | I.V.A.R. S.P.A. |
| 2024/0110,708 | SYSTEM AND METHOD FOR PRODUCING DOMESTIC HOT WATER | Feb 04, 22 | Apr 04, 24 | DAIKIN INDUSTRIES, LTD.; DAIKIN EUROPE N.V.; |
| 2024/0102,669 | HEAT PUMP SYSTEM AND METHOD FOR OPERATING A HEAT PUMP SYSTEM | Jan 19, 22 | Mar 28, 24 | Viessmann Climate Solutions SE |
| 2024/0044,516 | COMPENSATION ASSEMBLY AND HOT WATER STORAGE TANK | Oct 28, 21 | Feb 08, 24 | Stiebel Eltron GmbH & Co. KG |
| 2024/0044,517 | EXPANSION ASSEMBLY AND HOT WATER TANK | Oct 28, 21 | Feb 08, 24 | Stiebel Eltron GmbH & Co. KG |
| 2023/0314,010 | WATER HEATING DEVICE | Mar 08, 23 | Oct 05, 23 | Not available |
| 2022/0404,037 | CHEMICAL-AGENT DOSING APPARATUS | Nov 04, 20 | Dec 22, 22 | Not available |
| 2022/0252,277 | HVAC Hydronic System with Split Buffer Tank for Zero-Mixing System Operation | Jan 21, 22 | Aug 11, 22 | Not available |
| 2020/0263,880 | Hydraulic system for an installation for heating and generating domestic hot water | Feb 14, 20 | Aug 20, 20 | ELBI International S.p.A. |
| 2020/0173,666 | VARIABLE AIR PRESSURE REGULATION DEVICE FOR EXPANSION TANK | Nov 17, 17 | Jun 04, 20 | Not available |
| 2019/0285,286 | HYDRONIC SUPPLY MANIFOLD | Feb 06, 17 | Sep 19, 19 | Not available |
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