Flotation-based valve to prevent oil from exiting a vehicle oil sump
US-12378904-B2 · Aug 5, 2025 · US
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Accommodating movement or position of machines or engines, e.g. dry sumps
Accommodating movement or position of machines or engines, e.g. dry sumps · 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 | F01M11/062 |
| Official title | {Accommodating movement or position of machines or engines, e.g. dry sumps} |
| Display label | Accommodating movement or position of machines or engines, e.g. dry sumps |
| Total patents | 13 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2017 | 1 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 1 |
| 2023 | 3 |
| 2024 | 3 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Flow draining enhancement system for engine sump cavities
US-12331667-B2 · Jun 17, 2025 · US
Flow draining enhancement system for engine sump cavities
US-2024376836-A1 · Nov 14, 2024 · US
Flotation-based valve to prevent oil from exiting a vehicle oil sump
US-2024229691-A9 · Jul 11, 2024 · US
Flotation-based valve to prevent oil from exiting a vehicle oil sump
US-2024133324-A1 · Apr 25, 2024 · US
Mechanical system provided with a sump receiving, above components to be lubricated or cooled, a tank of a lubricating fluid system
US-11835126-B2 · Dec 5, 2023 · US
Lubricant consumer system for a motor vehicle
US-11833988-B2 · Dec 5, 2023 · US
Mechanical system provided with a sump receiving, above components to be lubricated or cooled, a tank of a lubricating fluid system
US-2023323941-A1 · Oct 12, 2023 · US
Lubricant consumer system for a motor vehicle
US-2022242345-A1 · Aug 4, 2022 · US
Inverted non-stop lifeboat diesel engine lubrication system and flow configuration method thereof
US-10900392-B2 · Jan 26, 2021 · US
Inverted non-stop lifeboat diesel engine lubrication system and flow configuration method thereof
US-2020049035-A1 · Feb 13, 2020 · US
General-purpose engine
US-9605571-B2 · Mar 28, 2017 · US
General-purpose engine
US-2015267578-A1 · Sep 24, 2015 · US