C10N 2030/42
Phosphor free or low phosphor content compositions
Official title: {Phosphor free or low phosphor content compositions}
C10N2030/42 (Phosphor free or low phosphor content compositions) appears on 389 US grants and 651 published applications in this corpus.
Search patents in C10N- Granted patents
- 389
- Published applications
- 651
- Assignees
- 100
- Inventors
- 870
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 2 | 0 |
| 2001 | 3 | 0 |
| 2002 | 3 | 6 |
| 2003 | 7 | 11 |
| 2004 | 8 | 20 |
| 2005 | 4 | 18 |
| 2006 | 3 | 31 |
| 2007 | 3 | 36 |
| 2008 | 5 | 38 |
| 2009 | 10 | 28 |
| 2010 | 23 | 46 |
| 2011 | 23 | 30 |
| 2012 | 20 | 38 |
| 2013 | 24 | 28 |
| 2014 | 30 | 33 |
| 2015 | 22 | 36 |
| 2016 | 25 | 33 |
| 2017 | 24 | 32 |
| 2018 | 24 | 27 |
| 2019 | 21 | 25 |
| 2020 | 17 | 24 |
| 2021 | 16 | 13 |
| 2022 | 14 | 14 |
| 2023 | 14 | 17 |
| 2024 | 9 | 22 |
| 2025 | 17 | 28 |
| 2026 | 15 | 17 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lubricant compositions for reduced pre-ignition in hydrogen fueled engines29 Sep 2026US 12,747,407 B2Infineum International Limited
- Lubricant compositions containing magnesium detergent for reduced pre-ignition in hydrogen fueled engines15 Sep 2026US 12,735,654 B2Infineum International Limited
- Lubricant compositions containing molybdenum for reduced pre-ignition in hydrogen fueled engines1 Sep 2026US 12,723,212 B2Infineum International Limited
- Lubricant formulations containing functionalized olefin polymers and reduced traditional dispersant4 Aug 2026US 12,698,453 B2Infineum International Limited
- Lubricating oil compositions and use thereof for improving journal bearing wear in internal combustion engines2 Jun 2026US 12,644,066 B2Infineum International Limited
- Lubricating oil composition24 Sep 2026US 2026/0286244 A1Idemitsu Kosan Co., Ltd.
- Aftertreatment system friendly engine oil formulation20 Aug 2026US 2026/0242687 A1Chevron Oronite Company LLC
- Lubricating fluid for internal combustion engines fueled with alternative combustion fuels having high auto-ignition temperatures13 Aug 2026US 2026/0234491 A1Afton Chemical Corporation
- Lubricating fluid for internal combustion engines fueled with alternative combustion fuels having high auto-ignition temperatures13 Aug 2026US 2026/0234493 A1Afton Chemical Corporation
- Lubricating fluid for internal combustion engines fueled with alternative combustion fuels having high auto-ignition temperatures13 Aug 2026US 2026/0234497 A1Afton Chemical Corporation
Most cited
By later US patents
- Method of producing a lubricant for a magnetic disk, lubricant for a magnetic disk, magnetic disk, and method of producing a magnetic disk71US 7,531,485 B2Hoya Corporation · 2009
- Lubricating oil composition44US 6,569,818 B2Chevron Oronite Company LLC · 2003
- Lubricating oil composition for internal combustion engines35US 6,114,288 AShell Research Limited · 2000
- Effective antioxidant combination for oxidation and deposit control in crankcase lubricants29US 6,599,865 B1Ethyl Corporation · 2003
- Low ash, low phosphorus and low sulfur engine oils for internal combustion engines24US 6,730,638 B2ExxonMobil Research and Engineering Company · 2004