2024/0133,586 | COMPACT FLUID HEATING SYSTEM WITH HIGH BULK HEAT FLUX USING ELEVATED HEAT EXCHANGER PRESSURE DROP | Dec 22, 23 | Apr 25, 24 | Not available |
2023/0152,005 | METHOD OF MANUFACTURING HEAT EXCHANGER PIPE | Jan 13, 23 | May 18, 23 | Not available |
2021/0207,846 | TEMPERATURE CONTROL DEVICE FOR FLUIDS | Jan 07, 20 | Jul 08, 21 | Not available |
2020/0318,855 | HEAT EXCHANGER PIPE, METHOD OF MANUFACTURING HEAT EXCHANGER PIPE, HEAT EXCHANGER FIN, ELLIPTICAL HEAT EXCHANGER PIPE, AND HOT WATER STORAGE TYPE HEAT EXCHANGER HAVING ELLIPTICAL HEAT EXCHANGER PIPE | Apr 24, 20 | Oct 08, 20 | Not available |
2019/0032,955 | HEATING DEVICE | Jul 28, 17 | Jan 31, 19 | VIESSMANN WERKE GMBH & CO., KG |
2018/0335,229 | BOILER | Jan 22, 16 | Nov 22, 18 | VIESSMANN WERKE GMBH & CO., KG |
2018/0142,918 | HIGH EFFICIENCY FLUID HEATING SYSTEM EXHAUST MANIFOLD | Jan 16, 18 | May 24, 18 | Not available |
2017/0350,620 | Secondary flue restrainer for condensing water heater | Jun 01, 16 | Dec 07, 17 | MICLAU-S.R.I. INC., MICALU-S.R.I. INC., |
2017/0038,067 | Modulating Burner | Sep 28, 16 | Feb 09, 17 | A. O. SMITH CORPORATION |
2015/0090,201 | CONDENSING HEAT EXCHANGER AND BOILER/WATER HEARTER INCLUDING THE SAME | Apr 02, 13 | Apr 02, 15 | DAESUNG CELTIC ENERSYS CO., LTD, DAESUNG INTERNATIONAL CO. LTD., |
2014/0261,241 | HEAT EXCHANGER AND BODY THEREFORE, AND A METHOD FOR FORMING A HEAT EXCHANGER BODY | Mar 11, 14 | Sep 18, 14 | DEJATECH HOLDING B.V. |
2014/0096,726 | PILOT BURNER SYSTEM FOR WATER HEATERS | Oct 09, 12 | Apr 10, 14 | RHEEM MANUFACTURING COMPANY |
2013/0319,348 | WATER HEATER HAVING CONDENSING RECUPERATOR AND DUAL PURPOSE PUMP | May 31, 12 | Dec 05, 13 | A. O. SMITH CORPORATION |
2013/0247,843 | SYSTEMS AND METHODS FOR VENTING A WATER HEATER | Mar 23, 12 | Sep 26, 13 | BRADFORD WHITE CORPORATION |
2012/0272,928 | EXHAUST ADAPTER AND COMBUSTION APPARATUS HAVING THE SAME | Apr 26, 12 | Nov 01, 12 | NORITZ CORPORATION |
2010/0300,378 | BOILER WITH VARIOUSLY-SHAPED HEAT EXCHANGE ELEMENTS | May 06, 08 | Dec 02, 10 | Not available |