Method of operating a lubrication system for a turbine engine
US-2025035013-A1 · Jan 30, 2025 · US
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with internal reservoir
with internal reservoir · 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 | F01M2011/068 |
| Official title | {with internal reservoir} |
| Display label | with internal reservoir |
| Total patents | 14 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 3 |
| 2018 | 1 |
| 2019 | 2 |
| 2020 | 1 |
| 2021 | 1 |
| 2022 | 3 |
| 2023 | 1 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lubrication system for aerial vehicles
US-11761350-B2 · Sep 19, 2023 · US
Lubrication system for aerial vehicles
US-2022316360-A1 · Oct 6, 2022 · US
Work machine, control method thereof, and supply system
US-11421566-B2 · Aug 23, 2022 · US
Gear assembly for aeronautical engine with lubricant storing pockets
US-2022049765-A1 · Feb 17, 2022 · US
Work machine, control method thereof, and supply system
US-2021372304-A1 · Dec 2, 2021 · US
Drainage path for a bearing sump in a vertically oriented turbine engine
US-10851689-B2 · Dec 1, 2020 · US
Drainage path for a bearing sump in a vertically oriented turbine engine
US-2019383181-A1 · Dec 19, 2019 · US
Auxiliary oil system for negative gravity event
US-10309307-B2 · Jun 4, 2019 · US
Crankcase ventilation system for engines capable of operating in roll-over situations and/or in steeply oblique positions
US-9982634-B2 · May 29, 2018 · US
Crankcase Ventilation System For Engines Capable Of Operating In Roll-Over Situations And/or In Steeply Oblique Positions
US-2016341153-A1 · Nov 24, 2016 · US
Auxiliary oil system for negative gravity event
US-2016290229-A1 · Oct 6, 2016 · US
Auxiliary oil system for negative gravity event
US-9410448-B2 · Aug 9, 2016 · US
Lubrication system having segmented anti-backflow feature
US-8985278-B2 · Mar 24, 2015 · US