Grease composition and rack-and-pinion-type steering device filled with said grease composition
US-2026022304-A1 · Jan 22, 2026 · US
polycarboxylic
polycarboxylic · 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 | C10M129/42 |
| Official title | polycarboxylic |
| Display label | polycarboxylic |
| Total patents | 37 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 2 |
| 2017 | 5 |
| 2018 | 6 |
| 2019 | 1 |
| 2020 | 6 |
| 2021 | 3 |
| 2024 | 4 |
| 2025 | 7 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Friction modifiers with improved frictional properties and lubricating compositions containing the same
US-12473508-B2 · Nov 18, 2025 · US
Increased electric conductivity of a lubricant with amphiphilic amine and amphiphilic acid
US-2025277163-A1 · Sep 4, 2025 · US
Lubricating oil composition for hybrid vehicles
US-12384981-B2 · Aug 12, 2025 · US
Water-soluble lubricant
US-2025236808-A1 · Jul 24, 2025 · US
Ashless ionic liquid
US-2025215346-A1 · Jul 3, 2025 · US
Grease composition
US-2025207051-A1 · Jun 26, 2025 · US
Water based semi-synthetic metal working fluid composition containing an alkyl alcohol amine
US-2025059457-A1 · Feb 20, 2025 · US
Low ash lubricating compositions for controlling steel corrosion
US-12146115-B2 · Nov 19, 2024 · US
Friction modifiers with improved frictional properties and lubricating compositions containing the same
US-2024352372-A1 · Oct 24, 2024 · US
A mixed complex soap based grease composition and method for preparation thereof
US-2024209279-A1 · Jun 27, 2024 · US
Low ash lubricating compositions for controlling steel corrosion
US-2024199969-A1 · Jun 20, 2024 · US
Corrosion inhibitors for fuels and lubricants
US-11078418-B2 · Aug 3, 2021 · US
Lubricating oil additives
US-11028333-B2 · Jun 8, 2021 · US
Use of a hydrocarbyl-substituted salicylic acid detergent as an inhibitor of lead corrosion
US-10907111-B2 · Feb 2, 2021 · US
Corrosion inhibitors for fuels and lubricants
US-2020308486-A1 · Oct 1, 2020 · US
Lubricating oil compositions with improved deposit resistance and methods thereof
US-2020165537-A1 · May 28, 2020 · US
Lubricating Oil Additives
US-2020148969-A1 · May 14, 2020 · US
Thermocleavable friction modifiers and methods thereof
US-10640725-B2 · May 5, 2020 · US
Grease composition and grease-sealed roller bearing
US-10597598-B2 · Mar 24, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC C10M129/42?
- CPC C10M129/42 is the Cooperative Patent Classification code for “polycarboxylic.”
- How many patents are filed under CPC C10M129/42 (polycarboxylic)?
- Our database includes 37 publications tagged with this CPC code.
- Is patent activity under CPC C10M129/42 growing?
- Publication counts under this code: 4 in 2024 vs 7 in 2025 (latest complete years).