Lubricating oil compositions
US-12480067-B2 · Nov 25, 2025 · US
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oxygen and/or sulfur bonds
oxygen and/or sulfur bonds · 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 | C10L1/265 |
| Official title | {oxygen and/or sulfur bonds} |
| Display label | oxygen and/or sulfur bonds |
| Total patents | 20 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is declining.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 4 |
| 2017 | 4 |
| 2018 | 2 |
| 2019 | 2 |
| 2021 | 1 |
| 2022 | 1 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Antifoulant for refinery applications
US-2024327696-A1 · Oct 3, 2024 · US
Lubricating Oil Compositions
US-2024141250-A1 · May 2, 2024 · US
Reducing friction in combustion engines through fuel additives
US-2022333027-A1 · Oct 20, 2022 · US
Chemical warfare agents and related compounds as fuel for internal combustion engines
US-11098260-B2 · Aug 24, 2021 · US
Chemical Warfare Agents And Related Compounds As Fuel For Internal Combustion Engines
US-2019359904-A1 · Nov 28, 2019 · US
Use of tetrahydrobenzoxazines as stabilisers
US-10294350-B2 · May 21, 2019 · US
Use of tetrahydrobenzoxazines as stabilisers
US-2018208744-A1 · Jul 26, 2018 · US
Use of tetrahydrobenzoxazines as stabilizers
US-9951204-B2 · Apr 24, 2018 · US
Use of tetrahydrobenzoxazines as stabilisers
US-9840608-B2 · Dec 12, 2017 · US
Synergistic mixture
US-9670430-B2 · Jun 6, 2017 · US
Functionalised Copolymers and Lubricating Compositions Thereof
US-2017137740-A1 · May 18, 2017 · US
Synergistic mixture
US-9562202-B2 · Feb 7, 2017 · US
System oil composition for crosshead diesel engine
US-9528060-B2 · Dec 27, 2016 · US
Synergistic mixture
US-9315759-B2 · Apr 19, 2016 · US
Synergistic mixture
US-2016090541-A1 · Mar 31, 2016 · US
Use of tetrahydrobenzoxazines as stabilisers
US-2016046788-A1 · Feb 18, 2016 · US
Use of tetrahydroberizoxazines as stabilisers
US-9217115-B2 · Dec 22, 2015 · US
Use of tetrahydrobenzoxazines as stabilisers
US-2015191668-A1 · Jul 9, 2015 · US
Use of tetrahydrobenzoxazines as stabilisers
US-9062267-B2 · Jun 23, 2015 · US