Lubrication monitoring system
US-12589517-B2 · Mar 31, 2026 · US
Flow
Flow · 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 | F16N2250/40 |
| Official title | Flow |
| Display label | Flow |
| Total patents | 31 |
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 | 2 |
| 2018 | 2 |
| 2019 | 6 |
| 2020 | 1 |
| 2021 | 3 |
| 2022 | 2 |
| 2023 | 3 |
| 2024 | 2 |
| 2025 | 6 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Automatic grease injection system and exploitation system
US-12560279-B2 · Feb 24, 2026 · US
Gearbox assembly with lubricant extraction volume ratio
US-12553381-B2 · Feb 17, 2026 · US
Gearbox assembly with lubricant extraction volume ratio
US-2025290447-A1 · Sep 18, 2025 · US
Method for monitoring the condition of lubricating oil of industrial equipment and system for monitoring the condition of lubricating oil of industrial equipment
US-2025207724-A1 · Jun 26, 2025 · US
Gearbox assembly with lubricant extraction volume ratio
US-12326115-B2 · Jun 10, 2025 · US
System and method for valve greasing in a well tree
US-12320243-B2 · Jun 3, 2025 · US
Gearbox assembly with lubricant extraction volume ratio
US-2025101916-A1 · Mar 27, 2025 · US
Lubrication monitoring system
US-2025100174-A1 · Mar 27, 2025 · US
Automatic grease injection system and exploitation system
US-2024377026-A1 · Nov 14, 2024 · US
System and method for valve greasing in a well tree
US-2024044236-A1 · Feb 8, 2024 · US
System and method for valve greasing in a well tree
US-11814939-B2 · Nov 14, 2023 · US
Lubricating oil station for a plant and method for operating a lubricating oil station
US-2023349511-A1 · Nov 2, 2023 · US
Arrangement And Method For Sealing A Propeller Shaft Of A Marine Vessel
US-2023119447-A1 · Apr 20, 2023 · US
System and method for valve greasing in a well tree
US-2022290547-A1 · Sep 15, 2022 · US
System and method for executing a lubrication plan
US-11306870-B2 · Apr 19, 2022 · US
Lubrication systems for transmissions
US-11168782-B2 · Nov 9, 2021 · US
Device for outputting a future state of a lubrication system
US-2021310612-A1 · Oct 7, 2021 · US
System and method for supplying lubrication fluid to at least one member of an aircraft propulsion assembly
US-10934889-B2 · Mar 2, 2021 · US
Closed-loop fluid control to obtain efficient machining
US-10807209-B2 · Oct 20, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F16N2250/40?
- CPC F16N2250/40 is the Cooperative Patent Classification code for “Flow.”
- How many patents are filed under CPC F16N2250/40 (Flow)?
- Our database includes 31 publications tagged with this CPC code.
- Is patent activity under CPC F16N2250/40 growing?
- Publication counts under this code: 2 in 2024 vs 6 in 2025 (latest complete years).