C10N 2030/50
Emission or smoke controlling properties
Official title: {Emission or smoke controlling properties}
C10N2030/50 (Emission or smoke controlling properties) appears on 56 US grants and 111 published applications in this corpus.
Search patents in C10N- Granted patents
- 56
- Published applications
- 111
- Assignees
- 48
- Inventors
- 234
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 1 | 2 |
| 2003 | 2 | 4 |
| 2004 | 1 | 13 |
| 2005 | 3 | 9 |
| 2006 | 2 | 8 |
| 2007 | 2 | 5 |
| 2008 | 3 | 5 |
| 2009 | 2 | 8 |
| 2010 | 3 | 5 |
| 2011 | 4 | 2 |
| 2012 | 3 | 1 |
| 2013 | 2 | 2 |
| 2014 | 0 | 4 |
| 2015 | 0 | 3 |
| 2016 | 1 | 8 |
| 2017 | 0 | 5 |
| 2018 | 6 | 3 |
| 2019 | 4 | 3 |
| 2020 | 2 | 3 |
| 2021 | 2 | 2 |
| 2022 | 4 | 6 |
| 2023 | 3 | 5 |
| 2024 | 1 | 1 |
| 2025 | 3 | 3 |
| 2026 | 1 | 1 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Succinimide dispersants post-treated with aromatic glycidyl ethers that exhibit good soot handling performance17 Mar 2026US 12,577,492 B2Chevron Oronite Company LLC
- Methods of improving the performance of combustion engine after-treatment devices21 Oct 2025US 12,448,582 B2Afton Chemical Corporation
- Chemistries, application, and delivery methods for coke inhibition in fuel and oil systems15 Jul 2025US 12,359,627 B2General Electric Company
- Use of hydrogenated diene styrene polymer to reduce particulate emissions11 Mar 2025US 12,247,176 B2Totalenergies Onetech
- Fire-retardant materials1 Oct 2024US 12,104,110 B2Unigel IP Limited
- Aqueous lubricant for metalworking13 Aug 2026US 2026/0234501 A1Totalenergies Onetech
- Lubricating oil compositions with improved wear performance and soot dispersancy27 Nov 2025US 2025/0361459 A1Infineum International Limited
- Use of specific base oil for reducing particulate emissions6 Nov 2025US 2025/0340796 A1Totalenergies Onetech
- Lubricating oil compositions with improved wear performance and engine cleanliness27 Mar 2025US 2025/0101334 A1Infineum International Limited
- Methods of improving the performance of combustion engine after-treatment devices10 Oct 2024US 2024/0336862 A1Afton Chemical Corporation
Most cited
By later US patents
- Catalytic antioxidants40US 8,048,833 B2ExxonMobil Research and Engineering Company · 2011
- Emulsified fuels and engine oil synergy36US 7,413,583 B2The Lubrizol Corporation · 2008
- System for and methods of operating diesel engines to reduce harmful exhaust emissions and to improve engine lubrication26US 6,892,531 B22005
- Additive formulation for lubricating oils23US 7,285,516 B2The Lubrizol Corporation · 2007
- Lubricating oil compositions20US 7,018,958 B2Infineum International Limited · 2006