Description
Class F23N : REGULATING OR CONTROLLING COMBUSTION
Subclass 1/08: Regulating fuel supply conjointly with another medium, e.g. boiler water
F23N 1/08
Sub-Class
Stats
- 66 US PATENTS IN FORCE
- 5 US APPLICATIONS PENDING
- 32 Total Patent Owners
- 215 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12181183 | Gas valve and gas burner system | Jan 07, 22 | Dec 31, 24 | Grand Mate Co. Ltd. |
| 12044641 | Emission monitoring of flare systems | May 20, 21 | Jul 23, 24 | Baker Hughes Oilfield Operations LLC |
| 11573032 | Water heater pilot operation | Jul 16, 19 | Feb 07, 23 | Rheem Manufacturing Company |
| 11486576 | System and method for burner ignition using sensorless constant mass flow draft inducers | Aug 23, 19 | Nov 01, 22 | Regal Beloit America, Inc. |
| 10955169 | Control system for modulating water heater | Mar 27, 19 | Mar 23, 21 | Lochinvar, LLC |
| 10823407 | Motor controller for blower in gas-burning appliance and method of use | Sep 28, 16 | Nov 03, 20 | Regal Beloit America, Inc. |
| 10718511 | System for combustion of fuel to provide high efficiency, low pollution energy | Sep 20, 18 | Jul 21, 20 | Not available |
| 10495306 | Methods and systems for controlling the products of combustion | May 09, 17 | Dec 03, 19 | ExxonMobil Upstream Research Company |
| 10317917 | Fluid control apparatus having variable area flow restrictor | Apr 04, 18 | Jun 11, 19 | EMERSON PROCESS MANAGEMENT REGULATOR TECHNOLOGIES, INC. |
| 10247446 | Control system for modulating water heater | Jul 23, 15 | Apr 02, 19 | Lochinvar, LLC |
| 10125980 | Treatment device of a heating system | Sep 28, 16 | Nov 13, 18 | ProGreen Labs, LLC |
| 10125981 | Treatment device of a heating system | Oct 02, 16 | Nov 13, 18 | ProGreen Labs, LLC |
| 10094556 | Treatment device of a heating system | Sep 30, 16 | Oct 09, 18 | ProGreen Labs, LLC |
| 10094555 | Treatment device of a heating system | Sep 30, 16 | Oct 09, 18 | ProGreen Labs, LLC |
| 10082288 | Process for high efficiency, low pollution fuel conversion | Jun 26, 17 | Sep 25, 18 | Not available |
| 10012394 | Smart water heater | Dec 30, 14 | Jul 03, 18 | VIVINT, INC. |
| 10012412 | Fluid heater | Sep 16, 10 | Jul 03, 18 | HEAT SOLUTIONS, INC. |
| 9989277 | Heating device | Nov 10, 10 | Jun 05, 18 | Webasto SE |
| 9982914 | Combination heat exchanger and burner | Dec 04, 13 | May 29, 18 | ThermoLift, Inc. |
| 9945558 | Oxyfuel combustion boiler system | Sep 12, 14 | Apr 17, 18 | IHI CORPORATION |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0109,884 | PROCESSES AND APPARATUSES FOR HEATING A PROCESS FLUID IN A HEATER | Jul 02, 24 | Apr 03, 25 | Not available |
| 2024/0230,085 | COMBUSTION DEVICE AND BOILER | Jan 03, 24 | Jul 11, 24 | IHI Corporation |
| 2024/0219,023 | REAL-TIME FLARE OPTIMIZATION USING AN EDGE DEVICE | Apr 07, 22 | Jul 04, 24 | Not available |
| 2024/0133,550 | COMBUSTION DEVICE AND BOILER | Jan 03, 24 | Apr 25, 24 | IHI Corporation |
| 2022/0397,273 | Back Lit Temperature Knob | Jun 09, 22 | Dec 15, 22 | Not available |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 36 Months (last 2 years Issuances)
- 36 Months (last 5 years Issuances)