Viscosity modifier for lubricating oil and lubricating oil composition for hydraulic fluid
US-12398338-B2 · Aug 26, 2025 · US
Polyethylene
Polyethylene · 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 | C10M143/02 |
| Official title | Polyethylene |
| Display label | Polyethylene |
| Total patents | 64 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 1 |
| 2016 | 1 |
| 2017 | 4 |
| 2018 | 3 |
| 2019 | 13 |
| 2020 | 7 |
| 2021 | 9 |
| 2022 | 10 |
| 2023 | 5 |
| 2024 | 5 |
| 2025 | 4 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Lubricating oil composition
US-2025171704-A1 · May 29, 2025 · US
Bimodal copolymer compositions useful as oil modifiers and lubricating oils comprising the same
US-12163104-B2 · Dec 10, 2024 · US
Viscosity modifier for lubricating oil and lubricating oil composition for hydraulic fluid
US-2024318095-A1 · Sep 26, 2024 · US
Thermally stable, low traction coefficient lubricant
US-2024150669-A1 · May 9, 2024 · US
Lubricating Oil Compositions
US-2024141250-A1 · May 2, 2024 · US
Lubricating oil composition
US-11932822-B2 · Mar 19, 2024 · US
Engine oil formulation with improved Sequence VIII performance
US-11773343-B2 · Oct 3, 2023 · US
Multifunctional branched polymers with improved low-temperature performance
US-11760953-B2 · Sep 19, 2023 · US
Lubricating oil composition, shock absorber, and method for using lubricating oil composition
US-2023287293-A1 · Sep 14, 2023 · US
Lubricating oil compositions and lubricating oil viscosity modifiers
US-11655428-B2 · May 23, 2023 · US
Engine oil formulation with improved sequence viii performance
US-2023151292-A1 · May 18, 2023 · US
High-pressure polymerization process for liquid ethylene copolymers
US-11498986-B2 · Nov 15, 2022 · US
Ethylene-propylene branched copolymers as viscosity modifiers with enhanced fuel economy
US-11479625-B2 · Oct 25, 2022 · US
Lubricant comprising a liquid ethylene copolymer
US-11453836-B2 · Sep 27, 2022 · US
Ethylene copolymers and use as viscosity modifiers
US-2022289882-A1 · Sep 15, 2022 · US
Lubricating oil composition
US-2022275301-A1 · Sep 1, 2022 · US
Grease composition and hub unit
US-11421176-B2 · Aug 23, 2022 · US
Lubricating oil composition for internal combustion engines and method for producing the same
US-2022169942-A1 · Jun 2, 2022 · US
Lubricating oil composition for compressor oils and method for producing the same
US-2022169948-A1 · Jun 2, 2022 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10M143/02?
- CPC C10M143/02 is the Cooperative Patent Classification code for “Polyethylene.”
- How many patents are filed under CPC C10M143/02 (Polyethylene)?
- Our database includes 64 publications tagged with this CPC code.
- Is patent activity under CPC C10M143/02 growing?
- Publication counts under this code: 5 in 2024 vs 4 in 2025 (latest complete years).