C10N 2030/44
Boron free or low content boron compositions
Official title: {Boron free or low content boron compositions}
C10N2030/44 (Boron free or low content boron compositions) appears on 41 US grants and 81 published applications in this corpus.
Search patents in C10N- Granted patents
- 41
- Published applications
- 81
- Assignees
- 33
- Inventors
- 181
- Latest grant
- 28 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 1 |
| 2005 | 0 | 4 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 2 | 5 |
| 2009 | 0 | 2 |
| 2010 | 0 | 2 |
| 2011 | 1 | 1 |
| 2012 | 0 | 2 |
| 2013 | 3 | 1 |
| 2014 | 1 | 5 |
| 2015 | 1 | 1 |
| 2016 | 1 | 3 |
| 2017 | 3 | 8 |
| 2018 | 2 | 5 |
| 2019 | 8 | 6 |
| 2020 | 2 | 5 |
| 2021 | 4 | 1 |
| 2022 | 1 | 4 |
| 2023 | 1 | 3 |
| 2024 | 0 | 5 |
| 2025 | 5 | 8 |
| 2026 | 5 | 5 |
By publication year. 2026 runs to 8 Oct.
Recent patents
- Engine lubricant optimization for advanced sustainable fuels28 Apr 2026US 12,612,880 B2ExxonMobil Technology and Engineering Company
- Lubricating oil compositions21 Apr 2026US 12,606,764 B2Chevron Japan Ltd.
- High performance grease compositions10 Mar 2026US 12,570,918 B2Chevron U.S.A.Inc.
- Thiophosphate esters as antiwear additives for lubricants3 Mar 2026US 12,565,625 B2Afton Chemical Corporation
- Methods of reducing lead corrosion in an internal combustion engine20 Jan 2026US 12,529,006 B2Afton Chemical Corporation
- Lubricant Compositions27 Aug 2026US 2026/0250593 A1The Lubrizol Corporation
- Lubricant component selections for reduced engine sludge20 Aug 2026US 2026/0242688 A1Afton Chemical Corporation
- Turbocharged engine oil compositions and related methods18 Jun 2026US 2026/0167886 A1ExxonMobil Technology and Engineering Company
- Lubricating oil compositions for improved cleanliness in ammonia engines and methods of use thereof5 Mar 2026US 2026/0062640 A1
- Low viscosity lubricating oil19 Feb 2026US 2026/0049258 A1Chevron Japan Ltd.
Most cited
By later US patents
- Composition and method for preventing or reducing engine knock and pre-ignition in high compression spark ignition engines15US 9,944,877 B2ExxonMobil Research and Engineering Company · 2018
- Method for preventing or reducing low speed pre-ignition while maintaining or improving cleanliness8US 10,519,394 B2ExxonMobil Research and Engineering Company · 2019
- Metal forming lubricant with differential solid lubricants8US 6,255,260 B12001
- Lubricating oil composition for use in all transmission systems5US 9,296,973 B2PetroChina Company Limited · 2016
- Zinc-free lubricating composition4US 10,738,263 B2The Lubrizol Corporation · 2020