Description
Class F01M : LUBRICATING OF MACHINES OR ENGINES IN GENERAL; LUBRICATING INTERNAL-COMBUSTION ENGINES; CRANKCASE VENTILATING
Subclass 1/16: Pressure lubrication Controlling lubricant pressure or quantity
F01M 1/16
Sub-Class
Stats
- 305 US PATENTS IN FORCE
- 43 US APPLICATIONS PENDING
- 62 Total Patent Owners
- 779 TOTAL INVENTORS
Recent Patents
| Patent # | Title | Filing Date | Issue Date | Patent Owner |
|---|---|---|---|---|
| 12264604 | Maintaining oil pressure during cylinder deactivation operation | Aug 09, 22 | Apr 01, 25 | Cummins Inc. |
| 12258889 | Lubricant delivery system and method | Dec 18, 23 | Mar 25, 25 | UNIST INC. |
| 12253079 | Oiling device and abnormality detection method of the same | Jul 13, 21 | Mar 18, 25 | KOBELCO COMPRESSORS CORPORATION |
| 12188386 | Engine lubrication systems, lubrication fluid circulation systems, and methods for regulating fluid pressure | Oct 30, 23 | Jan 07, 25 | Cummins Inc. |
| 12055078 | Internal combustion engine and straddled vehicle | Jun 15, 23 | Aug 06, 24 | Yamaha Hatsudoki Kabushiki Kaisha |
| 12037936 | Turbocharger incorporating oil shutoff control based on a cold light off catalyst | Dec 01, 23 | Jul 16, 24 | FCA US LLC |
| 12024104 | Vehicle adaptive automatic lubrication | Nov 01, 17 | Jul 02, 24 | Graco Minnesota Inc. |
| 12000743 | Safeguarding equipment based on detection of reduced cyclical pump performance | Oct 15, 20 | Jun 04, 24 | Textron Systems Corporation |
| 11982214 | Powertrain, vehicle, and motor cooling method | May 24, 23 | May 14, 24 | HUAWEI DIGITAL POWER TECHNOLOGIES CO., LTD. |
| 11867076 | System for lubricating an aeronautical engine | May 18, 20 | Jan 09, 24 | SAFRAN AIRCRAFT ENGINES |
| 11852137 | Automotive variable mechanical lubricant pump | Mar 05, 18 | Dec 26, 23 | PIERBURG PUMP TECHNOLOGY GMBH |
| 11846214 | Oil circulator apparatus | Sep 29, 22 | Dec 19, 23 | Honda Motor Co. Ltd. |
| 11846213 | Lubricant delivery system and method | Oct 22, 21 | Dec 19, 23 | UNIST INC. |
| 11834972 | Turbomachinery lubrication system improvement gravity rundown tanks | Mar 15, 22 | Dec 05, 23 | Saudi Arabian Oil Company |
| 11808183 | System and method for extending oil life in an engine | May 18, 20 | Nov 07, 23 | Innio Waukesha Gas Engines Inc. |
| 11788443 | Method for controlling oil pressure in an oil pump of an internal combustion engine system | Jun 16, 22 | Oct 17, 23 | Volvo Truck Corporation |
| 11698050 | System and method for oil supply to pump | Sep 15, 20 | Jul 11, 23 | Powerhouse Engine Solutions Switzerland IP Holding GmbH |
| 11655738 | GDCI engine with accelerated oil warm-up | Dec 04, 15 | May 23, 23 | DELPHI TECHNOLOGIES IP LIMITED |
| 11629620 | Cylinder head and flow restrictor plug for a cylinder head | May 04, 22 | Apr 18, 23 | Ford Global Technologies, LLC |
| 11603778 | Engine system and method for a vehicle | Sep 04, 18 | Mar 14, 23 | Volvo Truck Corporation |
Recent Publications
| Publication # | Title | Filing Date | Pub Date | Patent Owner |
|---|---|---|---|---|
| 2025/0059,899 | Internal Combustion Engine Control Device and Internal Combustion Engine Control Method | Jan 12, 22 | Feb 20, 25 | Not available |
| 2024/0271,586 | LUBRICATION SYSTEM FOR A PIN JOINT OF AN ENGINE PISTON, AN ENGINE PISTON, AND A METHOD OF LUBRICATING A PIN JOINT OF AN ENGINE PISTON | Dec 11, 23 | Aug 15, 24 | Not available |
| 2024/0271,547 | Hybrid Electric Propulsion System With Pitch Change Mechanism Operation | Feb 08, 24 | Aug 15, 24 | Not available |
| 2024/0229,688 | BYPASS VALVE | Jan 07, 23 | Jul 11, 24 | PRATT & WHITNEY CANADA CORP. |
| 2024/0229,690 | Motor Fluid Transfer System and Method | Oct 09, 20 | Jul 11, 24 | Not available |
| 2024/0133,323 | Motor Fluid Transfer System and Method | Oct 08, 20 | Apr 25, 24 | Not available |
| 2023/0417,163 | CDA OPERATION-INTERLOCKED OIL JET SYSTEM | Nov 01, 22 | Dec 28, 23 | Not available |
| 2023/0407,764 | TURBOMACHINE LUBRICATION SYSTEM COMPRISING A BYPASS FOR PREFERENTIALLY SUPPLYING LUBRICANT TO A LOW-SPEED REDUCTION GEAR | Oct 12, 21 | Dec 21, 23 | Not available |
| 2023/0243,315 | METHOD TO MITIGATE REVERSE OIL FLOW TO THE COMBUSTION CHAMBER VIA HYBRID CYLINDER CUTOUT FOR INTERNAL COMBUSTION ENGINES | Mar 17, 23 | Aug 03, 23 | Not available |
| 2023/0193,793 | PRESSURE REGULATOR FOR ENGINE LUBRICATION SYSTEM | Feb 22, 23 | Jun 22, 23 | Not available |
| 2023/0051,429 | Method of Controlling Electric Oil Pump for Vehicle | Apr 27, 22 | Feb 16, 23 | Not available |
| 2022/0251,981 | CONTROL SYSTEM AND METHOD TO MITIGATE REVERSE OIL FLOW TO THE COMBUSTION CHAMBER ON DEACTIVATED CYLINDERS | Mar 30, 22 | Aug 11, 22 | Not available |
| 2021/0381,405 | OIL PUMP AND CONTROL VALVE | Sep 10, 19 | Dec 09, 21 | Not available |
| 2021/0079,819 | METHOD OF CONTROLLING OIL PUMP OF VEHICLE | Aug 14, 20 | Mar 18, 21 | Hyundai Motor Company; Hyundai Motor Company & Kia Motors Corporation; |
| 2020/0400,049 | ENGINE OIL PRESSURE REGULATION SYSTEM | Jun 19, 19 | Dec 24, 20 | Not available |
| 2020/0325,805 | DEVICE FOR CONTROLLING LUBRICATION OF ROCKER ARMS OF ENGINE WITH CYLINDER DEACTIVATION FUNCTION | Sep 26, 19 | Oct 15, 20 | Hyundai Motor Company; Kia Motors Corporation; |
| 2020/0318,506 | A FLUID CIRCUIT AND A PROCESS FOR CONTROLLING A FLOW OF FLUID SUPPLIED TO AT LEAST ONE EQUIPMENT | Dec 29, 17 | Oct 08, 20 | Not available |
| 2020/0131,955 | CONTROL DEVICE OF HYBRID VEHICLE | Oct 25, 19 | Apr 30, 20 | c/o TOYOTA JIDOSHA KABUSHIKI KAISHA |
| 2020/0102,862 | AN OIL DISTRIBUTOR FOR A LUBRICATING AND COOLING SYSTEM IN A POWERTRAIN | Jun 04, 18 | Apr 02, 20 | SCANIA CV AB |
| 2020/0063,613 | CONTINUOUSLY VARIABLE TRANSMISSION AND METHOD FOR CONTROLLING CONTINUOUSLY VARIABLE TRANSMISSION | Nov 24, 16 | Feb 27, 20 | NISSAN MOTOR CO., LTD. |
Top Owners in This Subclass
| Upgrade to the Professional Level to view Top Owners for this Subclass.Learn More |
|---|
Patents Issued To Date - By Filing Year
Average Time to Issuance
- 28 Months (last 2 years Issuances)
- 28 Months (last 5 years Issuances)