F01M 1/02
Pressure lubrication: using lubricating pumps
Official title: using lubricating pumps (pumps in general F04; lubricating pumps per se F16N)
F01M1/02 (Pressure lubrication: using lubricating pumps) appears on 960 US grants and 887 published applications in this corpus.
Search patents in F01M- Granted patents
- 960
- Published applications
- 887
- Assignees
- 353
- Inventors
- 1,965
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 0 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 8 | 0 |
| 1984 | 13 | 0 |
| 1985 | 2 | 0 |
| 1986 | 5 | 0 |
| 1987 | 7 | 0 |
| 1988 | 2 | 0 |
| 1989 | 6 | 0 |
| 1990 | 11 | 0 |
| 1991 | 8 | 0 |
| 1992 | 7 | 0 |
| 1993 | 12 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 16 | 0 |
| 1997 | 6 | 0 |
| 1998 | 21 | 0 |
| 1999 | 13 | 0 |
| 2000 | 15 | 0 |
| 2001 | 20 | 7 |
| 2002 | 21 | 26 |
| 2003 | 24 | 24 |
| 2004 | 22 | 26 |
| 2005 | 15 | 16 |
| 2006 | 20 | 10 |
| 2007 | 7 | 12 |
| 2008 | 11 | 18 |
| 2009 | 9 | 10 |
| 2010 | 6 | 14 |
| 2011 | 12 | 21 |
| 2012 | 9 | 35 |
| 2013 | 17 | 28 |
| 2014 | 22 | 26 |
| 2015 | 19 | 47 |
| 2016 | 30 | 75 |
| 2017 | 47 | 74 |
| 2018 | 54 | 74 |
| 2019 | 87 | 81 |
| 2020 | 72 | 82 |
| 2021 | 79 | 41 |
| 2022 | 59 | 31 |
| 2023 | 40 | 36 |
| 2024 | 38 | 28 |
| 2025 | 23 | 23 |
| 2026 | 10 | 22 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Refrigerant circulation system29 Sep 2026US 12,747,898 B2Mazda Motor Corporation
- Waissi Engine drivetrain bearing ring interface to piston base bearing pad28 Jul 2026US 12,692,813 B2
- Carbon dioxide energy storage system, lubricating oil supply device thereof, and control method therefor28 Jul 2026US 12,692,985 B1Exax Energy Technology (Shenzhen) Co., Ltd
- System and method for operating a lubrication system with mechanical control21 Jul 2026US 12,687,122 B2GM Global Technology Operations LLC
- Engine oiling system2 Jun 2026US 12,644,400 B2Holley Performance Products, Inc.
- Systems and methods of lubrication of engines24 Sep 2026US 2026/0286869 A1Cummins Power Generation Inc.
- Mechanism for online continuous purification of hydraulic and/or lubricating oil using available system pressure24 Sep 2026US 2026/0286991 A1
- Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods17 Sep 2026US 2026/0275845 A1BJ Energy Solutions, LLC
- Lubrication and/or cooling oil supply circuit in a car17 Sep 2026US 2026/0275887 A1Ferrari S.P. A.
- Method to shut down an internal combustion engine27 Aug 2026US 2026/0251095 A1Volvo Truck Corporation
Most cited
By later US patents
- Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods133US 11,236,739 B2BJ Energy Solutions, LLC · 2022
- Engine having a high pressure hydraulic system and low pressure lubricating system131US 6,067,962 ACaterpillar Inc. · 2000
- Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods98US 10,989,180 B2BJ Energy Solutions, LLC · 2021
- Power sources and transmission networks for auxiliary equipment onboard hydraulic fracturing units and associated methods85US 11,530,602 B2BJ Energy Solutions, LLC · 2022
- Lubrication and cooling system for a powertrain including an electric motor73US 5,217,085 AFord Motor Company · 1993