Lubricant compositions for direct injection engines
US-10494584-B2 · Dec 3, 2019 · US
Complexes with metals
Complexes with metals · Cooperative Patent Classification (CPC)
Chemical and metallurgical processes, compounds, and materials.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | C10M2227/09 |
| Official title | Complexes with metals |
| Display label | Complexes with metals |
| Total patents | 120 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 15 |
| 2016 | 13 |
| 2017 | 12 |
| 2018 | 14 |
| 2019 | 22 |
| 2020 | 12 |
| 2021 | 7 |
| 2022 | 2 |
| 2023 | 4 |
| 2024 | 9 |
| 2025 | 6 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lubricants for use in boosted engines
US-2019330555-A1 · Oct 31, 2019 · US
Lubricating oil compositions containing amine compounds having improved seal performance
US-10435643-B2 · Oct 8, 2019 · US
Lubricants with magnesium and their use for improving low speed pre-ignition
US-10421922-B2 · Sep 24, 2019 · US
Method for lubricating internal combustion engine
US-2019233758-A1 · Aug 1, 2019 · US
Multifunctional molybdenum containing compounds, method of making and using, and lubricating oil compositions containing same
US-10227546-B2 · Mar 12, 2019 · US
Sliding system
US-2018282652-A1 · Oct 4, 2018 · US
Catalytically active lubricants
US-2018282656-A1 · Oct 4, 2018 · US
Synergistic lubricating oil composition containing mixture of antioxidants
US-10077410-B2 · Sep 18, 2018 · US
Low viscosity lubricating oil composition
US-2018258365-A1 · Sep 13, 2018 · US
Lubricating oil compositions containing amine compounds having improved seal performance
US-2018251696-A1 · Sep 6, 2018 · US
Lubrication oil composition with enhanced wear and low speed pre-ignition properties
US-2018245015-A1 · Aug 30, 2018 · US
Lubricating oil composition for gas engines
US-2018171259-A1 · Jun 21, 2018 · US
Producing carbon-based boundary films from catalytically active lubricant additives
US-9951291-B2 · Apr 24, 2018 · US
Lubricating oil composition for internal combustion engine
US-9938482-B2 · Apr 10, 2018 · US
Lubricating oil composition
US-2018072962-A1 · Mar 15, 2018 · US
Lubricant oil composition for spark ignition type internal combustion engine, method for producing lubricant oil composition, spark ignition type internal combustion engine using lubricant oil composition, and method for lubricating internal combustion engine
US-2018072961-A1 · Mar 15, 2018 · US
System lubricating oil composition for crosshead diesel engine
US-9909083-B2 · Mar 6, 2018 · US
Synergistic Lubricating Oil Composition Containing Mixture of Antioxidants
US-2018016512-A1 · Jan 18, 2018 · US
Lubricating composition containing lewis acid reaction product
US-9868919-B2 · Jan 16, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10M2227/09?
- CPC C10M2227/09 is the Cooperative Patent Classification code for “Complexes with metals.”
- How many patents are filed under CPC C10M2227/09 (Complexes with metals)?
- Our database includes 120 publications tagged with this CPC code.
- Is patent activity under CPC C10M2227/09 growing?
- Publication counts under this code: 9 in 2024 vs 6 in 2025 (latest complete years).