Gear shaft and internal combustion engine having a gear shaft
US-12460572-B1 · Nov 4, 2025 · US
Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00
Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00 · 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 | F01M9/00 |
| Official title | Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00 |
| Display label | Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00 |
| Total patents | 27 |
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 | 4 |
| 2017 | 2 |
| 2018 | 2 |
| 2019 | 4 |
| 2020 | 2 |
| 2021 | 2 |
| 2022 | 5 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Methods of improving the performance of combustion engine after-treatment devices
US-12448582-B2 · Oct 21, 2025 · US
Methods of improving the performance of combustion engine after-treatment devices
US-2024336862-A1 · Oct 10, 2024 · US
Lubricating mechanism of pin connection pair of internal combustion engine
US-12007024-B2 · Jun 11, 2024 · US
Half bearing and sliding bearing
US-11566658-B2 · Jan 31, 2023 · US
Piston arrangement for a clean combustion engine
US-11459978-B2 · Oct 4, 2022 · US
Half bearing and sliding bearing
US-2022260110-A1 · Aug 18, 2022 · US
Piston arrangement for a clean combustion engine
US-2022154667-A1 · May 19, 2022 · US
Lubricating Composition
US-2022135899-A1 · May 5, 2022 · US
Half bearing and sliding bearing
US-11225998-B2 · Jan 18, 2022 · US
Methods and systems for a lubricating device
US-10968868-B2 · Apr 6, 2021 · US
Half bearing and sliding bearing
US-2021095713-A1 · Apr 1, 2021 · US
Unique oil as a service event
US-10724408-B2 · Jul 28, 2020 · US
Internal combustion engine
US-10598056-B2 · Mar 24, 2020 · US
Methods and systems for a lubricating device
US-2019211779-A1 · Jul 11, 2019 · US
Sliding system
US-2019100714-A1 · Apr 4, 2019 · US
Lubricating compositions
US-2019093041-A1 · Mar 28, 2019 · US
System and method for operating an engine oil pump
US-10208687-B2 · Feb 19, 2019 · US
Internal combustion engine
US-2018238205-A1 · Aug 23, 2018 · US
Unique oil as a service event
US-2018112566-A1 · Apr 26, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC F01M9/00?
- CPC F01M9/00 is the Cooperative Patent Classification code for “Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00.”
- How many patents are filed under CPC F01M9/00 (Lubrication means having pertinent characteristics not provided for in, or of interest apart from, groups F01M1/00 - F01M7/00)?
- Our database includes 27 publications tagged with this CPC code.
- Is patent activity under CPC F01M9/00 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).