Description
Class F23N : REGULATING OR CONTROLLING COMBUSTION
Subclass 3/08: Regulating air supply or draught (conjointly with fuel supply F23N 1/00) by power-assisted systems
F23N 3/08
Sub-Class
Stats
- 72 US PATENTS IN FORCE
- 13 US APPLICATIONS PENDING
- 25 Total Patent Owners
- 178 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12253284 | Systems and methods for operating a furnace | Mar 09, 23 | Mar 18, 25 | TRANE INTERNATIONAL INC. |
| 11852341 | Hot water supply device, hot water supply program, hot water supply method, and recording medium | Dec 23, 19 | Dec 26, 23 | PURPOSE CO., LTD. |
| 11852340 | Systems and methods of configuring a heating system | Mar 30, 21 | Dec 26, 23 | Rheem Manufacturing Company |
| 11852346 | System and method for bimodal air control in a kettle-style grill | Mar 30, 23 | Dec 26, 23 | Spider Grills, LLC |
| 11796187 | Electronically controlled vent damper | Dec 10, 18 | Oct 24, 23 | MIDEA GROUP CO., LTD. |
| 11781785 | Feedback warning system using inducer pulse width modulation signal | Sep 12, 19 | Oct 10, 23 | Johnson Controls Tyco IP Holdings LLP |
| 11767980 | Longitudinal burn pot assembly and improved air flow system | Nov 03, 20 | Sep 26, 23 | Dansons US, LLC |
| 11592176 | RPM control method for inducer for gas furnace | Jul 28, 20 | Feb 28, 23 | LG Electronics Inc. |
| 11486576 | System and method for burner ignition using sensorless constant mass flow draft inducers | Aug 23, 19 | Nov 01, 22 | Regal Beloit America, Inc. |
| 11287131 | Method for operating a gas burner appliance | Aug 28, 19 | Mar 29, 22 | Ademco, Inc. |
| 11268694 | Motor controller for draft inducer motor in a furnace and method of use | Jul 17, 18 | Mar 08, 22 | Regal Beloit America, Inc. |
| 11125438 | System and method for bimodal air control in a kettle-style grill | Nov 20, 20 | Sep 21, 21 | Not available |
| 11041620 | Boosted gas burner assembly with temperature compensation and low pressure cut-off | Sep 27, 18 | Jun 22, 21 | Haier US Appliance Solutions, Inc. |
| 10900661 | Boosted gas burner assembly with pulse attenuation | Sep 27, 18 | Jan 26, 21 | Haier US Appliance Solutions, Inc. |
| 10900663 | Device for controlling a fuel-oxidizer mixture for premix gas burners | Mar 08, 19 | Jan 26, 21 | BERTELLI & PARTNERS S.R.L. |
| 10823407 | Motor controller for blower in gas-burning appliance and method of use | Sep 28, 16 | Nov 03, 20 | Regal Beloit America, Inc. |
| 10801738 | Furnace | Aug 09, 17 | Oct 13, 20 | FIRE CHIEF INDUSTRIES LLC |
| 10775078 | Gas water heater and safety control method and system therefor | Feb 28, 19 | Sep 15, 20 | Not available |
| 10760790 | Booster burner | Feb 27, 18 | Sep 01, 20 | Pure Methanol Energy Technology Co., Ltd. |
| 10746437 | Fluid fuel heater to heat air and a method for operating said heater | Aug 07, 18 | Aug 18, 20 | Dantherm S.p.A. |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0116,398 | CATALYTIC BURNER AND HYDROGEN BOILER FOR WATER HEATING | Jan 17, 23 | Apr 10, 25 | Giacomini S.p.A. |
| 2024/0068,666 | System and Method for Bimodal Air Control in a Kettle-style Grill | Nov 09, 23 | Feb 29, 24 | Spider Grills, LLC |
| 2024/0044,490 | SYSTEMS AND METHODS FOR AUTOMATED FURNACE INDUCER SENSOR OUTPUT VERIFICATION | Jul 28, 23 | Feb 08, 24 | Not available |
| 2023/0408,087 | Electronic Control Device and Flow Rate Measurement System | Sep 21, 21 | Dec 21, 23 | Not available |
| 2022/0404,017 | METHOD AND DEVICE FOR CONTROLLING THE COMBUSTION IN FURNACE SYSTEMS | Nov 10, 20 | Dec 22, 22 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung E.V. |
| 2022/0163,204 | MOTOR CONTROLLER FOR DRAFT INDUCER MOTOR IN A FURNACE AND METHOD OF USE | Feb 14, 22 | May 26, 22 | Not available |
| 2020/0158,339 | Intelligent Temperature Controller for Biofuel-Fired Burner | Jan 23, 20 | May 21, 20 | Not available |
| 2018/0347,857 | FLUID FUEL HEATER TO HEAT AIR AND A METHOD FOR OPERATING SAID HEATER | Aug 07, 18 | Dec 06, 18 | Not available |
| 2018/0209,648 | HEATER DEVICE AND METHOD FOR OPERATING A HEATER DEVICE | Jul 18, 16 | Jul 26, 18 | Not available |
| 2018/0087,775 | MOTOR CONTROLLER FOR BLOWER IN GAS-BURNING APPLIANCE AND METHOD OF USE | Sep 28, 16 | Mar 29, 18 | Not available |
| 2017/0159,933 | Flammable Gas Concentration Reducer and Inert Gas Generator | Dec 07, 15 | Jun 08, 17 | Not available |
| 2016/0123,585 | COMBINED COMBUSTION DEVICE | Jul 22, 13 | May 05, 16 | RINNAI CORPORATION |
| 2015/0233,578 | METHOD FOR REGULATING A HEATING UNIT, AND HEATING UNIT | Aug 19, 13 | Aug 20, 15 | ROBERT BOSCH GMBH |
Top Owners in This Subclass
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Patents Issued To Date - By Filing Year
Average Time to Issuance
- 31 Months (last 2 years Issuances)
- 31 Months (last 5 years Issuances)