Method of Lubricating an Automotive or Industrial Gear
US-2021363456-A1 · Nov 25, 2021 · US
having no phosphorus-to-carbon bond
having no phosphorus-to-carbon bond · 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 | C10M137/02 |
| Official title | having no phosphorus-to-carbon bond |
| Display label | having no phosphorus-to-carbon bond |
| Total patents | 111 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 7 |
| 2017 | 11 |
| 2018 | 5 |
| 2019 | 11 |
| 2020 | 10 |
| 2021 | 15 |
| 2022 | 13 |
| 2023 | 12 |
| 2024 | 11 |
| 2025 | 7 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lubricating oil composition
US-11168279-B2 · Nov 9, 2021 · US
Method for lubricating internal combustion engine
US-11111453-B2 · Sep 7, 2021 · US
Lubricating oil composition and lubricating agent using same
US-2021179959-A1 · Jun 17, 2021 · US
Lubricating oil composition and composition for refrigerator
US-2021130729-A1 · May 6, 2021 · US
Lubricating oil composition, lubricating method, and transmission
US-10954463-B2 · Mar 23, 2021 · US
Synthetic ester and mineral oil dielectric fluids with increased stability
US-2021027910-A1 · Jan 28, 2021 · US
Lubricating oil composition for continuously variable transmission
US-2020407660-A1 · Dec 31, 2020 · US
Surface protection composition and terminal fitted electric wire
US-10870812-B2 · Dec 22, 2020 · US
Lubricating Compositions
US-2020377817-A1 · Dec 3, 2020 · US
Boron containing automotive gear oil
US-2020369978-A1 · Nov 26, 2020 · US
Lubricating oil composition
US-2020332218-A1 · Oct 22, 2020 · US
Mixed phosphorus esters for lubricant applications
US-10793802-B2 · Oct 6, 2020 · US
Lubricant composition and rolling bearing having same sealed therein
US-2020248096-A1 · Aug 6, 2020 · US
Lubricating oil composition
US-2020181523-A1 · Jun 11, 2020 · US
Lubricating oil composition for shock absorber
US-2020172824-A1 · Jun 4, 2020 · US
Gear oil composition for automobile, and lubrication method
US-2020157457-A1 · May 21, 2020 · US
Slideway Lubricants
US-2019352576-A1 · Nov 21, 2019 · US
Lubricating oil composition, lubrication method, and transmission
US-2019316058-A1 · Oct 17, 2019 · US
Lubricant composition
US-10407642-B2 · Sep 10, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10M137/02?
- CPC C10M137/02 is the Cooperative Patent Classification code for “having no phosphorus-to-carbon bond.”
- How many patents are filed under CPC C10M137/02 (having no phosphorus-to-carbon bond)?
- Our database includes 111 publications tagged with this CPC code.
- Is patent activity under CPC C10M137/02 growing?
- Publication counts under this code: 11 in 2024 vs 7 in 2025 (latest complete years).