Inverted non-stop apparatus of multi-cylinder diesel engine for free-fall lifeboat
US-10851684-B2 · Dec 1, 2020 · US
characterised by the pump driving means
characterised by the pump driving means · Cooperative Patent Classification (CPC)
Engines, pumps, lighting, heating, and mechanical systems.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | F01M2001/0253 |
| Official title | {characterised by the pump driving means} |
| Display label | characterised by the pump driving means |
| Total patents | 117 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 18 |
| 2017 | 8 |
| 2018 | 12 |
| 2019 | 13 |
| 2020 | 22 |
| 2021 | 20 |
| 2022 | 7 |
| 2023 | 7 |
| 2024 | 6 |
| 2025 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Variable oil pump
US-10815845-B2 · Oct 27, 2020 · US
Lubrication systems and methods with superposition gearbox
US-2020291817-A1 · Sep 17, 2020 · US
Bowed rotor prevention system for turbomachinery
US-2020291819-A1 · Sep 17, 2020 · US
Oil cooling structure of engine
US-10669903-B2 · Jun 2, 2020 · US
Electric lubricant pump comprising a connectable drive
US-10605242-B2 · Mar 31, 2020 · US
Lubrication of journal bearing during clockwise and counter-clockwise rotation
US-10577974-B2 · Mar 3, 2020 · US
Sprocket gerotor pump
US-2020025198-A1 · Jan 23, 2020 · US
Lubrication of journal bearing during clockwise and counter-clockwise rotation
US-2019383168-A1 · Dec 19, 2019 · US
Drive device
US-2019293234-A1 · Sep 26, 2019 · US
Oil supply system of vehicle and control method thereof
US-10414363-B2 · Sep 17, 2019 · US
Control apparatus for internal combustion engine
US-10414390-B2 · Sep 17, 2019 · US
Lubrication strategy for dry run pump system
US-2019249663-A1 · Aug 15, 2019 · US
Variable oil pump
US-2019234255-A1 · Aug 1, 2019 · US
Jet engine
US-2019195091-A1 · Jun 27, 2019 · US
Electric Oil Pump
US-2019195349-A1 · Jun 27, 2019 · US
Electric oil pump
US-2019195348-A1 · Jun 27, 2019 · US
Hybrid oil pump
US-2019153914-A1 · May 23, 2019 · US
Power unit
US-10197131-B2 · Feb 5, 2019 · US
Power unit for vehicle
US-10167753-B2 · Jan 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01M2001/0253?
- CPC F01M2001/0253 is the Cooperative Patent Classification code for “characterised by the pump driving means.”
- How many patents are filed under CPC F01M2001/0253 (characterised by the pump driving means)?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC F01M2001/0253 growing?
- Publication counts under this code: 6 in 2024 vs 3 in 2025 (latest complete years).