Description
INTERNAL-COMBUSTION PISTON ENGINES; COMBUSTION ENGINES IN GENERAL (internal-combustion turbines F02C; plants in which engines use combustion products F02C, F02G)
F02B
Technology
Stats
- 14,608 US PATENTS IN FORCE
- 3,101 US APPLICATIONS PENDING
- 3,996 Total Patent Owners
- 35,603 TOTAL INVENTORS
Subclasses
| Subclass | Title |
|---|---|
| 1/00 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) |
| 1/02 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with positive ignition (with non-timed positive ignition F02B 9/06) |
| 1/04 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with positive ignition (with non-timed positive ignition F02B 9/06) with fuel-air mixture admission into cylinder |
| 1/06 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with positive ignition (with non-timed positive ignition F02B 9/06) with fuel-air mixture admission into cylinder Methods of operating |
| 1/08 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with positive ignition (with non-timed positive ignition F02B 9/06) with separate admission of air and fuel into cylinder |
| 1/10 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with positive ignition (with non-timed positive ignition F02B 9/06) with separate admission of air and fuel into cylinder Methods of operating |
| 1/12 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with compression ignition (with fuel-air charge ignited by compression ignition of an additional fuel F02B 7/00) |
| 1/14 | Engines characterised by fuel-air mixture compression (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with compression ignition (with fuel-air charge ignited by compression ignition of an additional fuel F02B 7/00) Methods of operating |
| 3/00 | Engines characterised by air compression and subsequent fuel addition (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) |
| 3/02 | Engines characterised by air compression and subsequent fuel addition (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with positive ignition (with non-timed positive ignition F02B 9/06) |
| 3/04 | Engines characterised by air compression and subsequent fuel addition (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with positive ignition (with non-timed positive ignition F02B 9/06) Methods of operating |
| 3/06 | Engines characterised by air compression and subsequent fuel addition (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with compression ignition (F02B 13/02 takes precedence; with fuel-air charge ignited by compression ignition of an additional fuel F02B 7/00) |
| 3/08 | Engines characterised by air compression and subsequent fuel addition (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with compression ignition (F02B 13/02 takes precedence; with fuel-air charge ignited by compression ignition of an additional fuel F02B 7/00) Methods of operating (F02B 3/12 takes precedence) |
| 3/10 | Engines characterised by air compression and subsequent fuel addition (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with compression ignition (F02B 13/02 takes precedence; with fuel-air charge ignited by compression ignition of an additional fuel F02B 7/00) with intermittent fuel introduction |
| 3/12 | Engines characterised by air compression and subsequent fuel addition (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) with compression ignition (F02B 13/02 takes precedence; with fuel-air charge ignited by compression ignition of an additional fuel F02B 7/00) with intermittent fuel introduction Methods of operating |
| 5/00 | Engines characterised by positive ignition (F02B 1/02, F02B 3/02 take precedence; with non-timed positive ignition F02B 9/06; characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) |
| 5/02 | Engines characterised by positive ignition (F02B 1/02, F02B 3/02 take precedence; with non-timed positive ignition F02B 9/06; characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) Methods of operating |
| 7/00 | Engines characterised by the fuel-air charge being ignited by compression ignition of an additional fuel (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) |
| 7/02 | Engines characterised by the fuel-air charge being ignited by compression ignition of an additional fuel (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) the fuel in the charge being liquid |
| 7/04 | Engines characterised by the fuel-air charge being ignited by compression ignition of an additional fuel (characterised by both fuel-air mixture compression and air compression, or characterised by both positive ignition and compression ignition F02B 11/00; characterised by precombustion chambers F02B 19/00; characterised by air-storage chambers F02B 21/00; characterised by special shape or construction of combustion chambers F02B 23/00) the fuel in the charge being liquid Methods of operating |
Recent Patents
Not Available
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2024/0125,245 | TURBOCHARGER | Dec 21, 23 | Apr 18, 24 | IHI Corporation |
| 2024/0125,267 | CHARGING SYSTEM OF AN INTERNAL COMBUSTION ENGINE | Oct 12, 23 | Apr 18, 24 | Not available |
| 2024/0125,281 | CONTROL OF PISTON TRAJECTORY IN A LINEAR GENERATOR | Jul 05, 23 | Apr 18, 24 | Not available |
| 2024/0125,240 | Turbine Assembly | Dec 27, 23 | Apr 18, 24 | Not available |
| 2024/0125,250 | HEAT SHIELD FOR A SUPERCHARGING DEVICE | Dec 08, 22 | Apr 18, 24 | Not available |
| 2024/0125,268 | V7 ENGINE | Oct 18, 22 | Apr 18, 24 | Not available |
| 2024/0125,330 | Hybrid Electric Turbocharger | Jul 21, 20 | Apr 18, 24 | Not available |
| 2024/0117,783 | COMPRESSION EMISSIONS EVACUATOR | Dec 18, 23 | Apr 11, 24 | Not available |
| 2024/0110,503 | PRE-CHAMBER AND METHOD FOR PRODUCING A PRE-CHAMBER | Feb 02, 21 | Apr 04, 24 | Not available |
| 2024/0110,527 | METHODS TO REDUCE COMBUSTION TIME AND TEMPERATURE IN AN ENGINE | Dec 13, 23 | Apr 04, 24 | Not available |
| 2024/0110,498 | TURBOCHARGER | Dec 11, 23 | Apr 04, 24 | Fraunhofer-Gesellschaft zur Förderung der Angewandten Forschung E.V. |
| 2024/0110,530 | ENGINE | Sep 19, 23 | Apr 04, 24 | SUBARU CORPORATION |
| 2024/0110,594 | BEARING DEVICE AND ROTATING MACHINE | Feb 07, 22 | Apr 04, 24 | MITSUBISHI HEAVY INDUSTRIES MARINE MACHINERY & EQUIPMENT CO., LTD. |
| 2024/0102,415 | FORCED INDUCTION SYSTEM AND METHOD OF FORCED INDUCTION FOR AN INTERNAL COMBUSTION ENGINE | Dec 10, 23 | Mar 28, 24 | Not available |
| 2024/0102,427 | METHOD FOR HEATING A CATALYTIC CONVERTER | Dec 09, 23 | Mar 28, 24 | Volkswagen Aktiengesellschaft |
| 2024/0102,434 | VESSEL PROPULSION APPARATUS, VESSEL, AND VESSEL ENGINE | Dec 12, 23 | Mar 28, 24 | Not available |
Top Owners in This Class
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Applications Filed in This Class - By Year
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 31 Months (last 2 years Issuances)
- 31 Months (last 5 years Issuances)