C10N 2030/41
Chlorine free or low chlorine content compositions
Official title: {Chlorine free or low chlorine content compositions}
C10N2030/41 (Chlorine free or low chlorine content compositions) appears on 28 US grants and 44 published applications in this corpus.
Search patents in C10N- Granted patents
- 28
- Published applications
- 44
- Assignees
- 28
- Inventors
- 136
- Latest grant
- 31 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 4 |
| 2003 | 3 | 2 |
| 2004 | 1 | 4 |
| 2005 | 1 | 4 |
| 2006 | 0 | 0 |
| 2007 | 3 | 3 |
| 2008 | 0 | 1 |
| 2009 | 0 | 1 |
| 2010 | 3 | 2 |
| 2011 | 0 | 2 |
| 2012 | 0 | 3 |
| 2013 | 0 | 0 |
| 2014 | 2 | 3 |
| 2015 | 1 | 1 |
| 2016 | 0 | 2 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 1 | 1 |
| 2020 | 0 | 0 |
| 2021 | 0 | 0 |
| 2022 | 0 | 2 |
| 2023 | 1 | 3 |
| 2024 | 3 | 1 |
| 2025 | 3 | 4 |
| 2026 | 1 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Lubricant additive, lubricant composition, and working fluid composition31 Mar 2026US 12,590,263 B2Eneos Corporation
- Lube base oil manufacturing process utilizing refined oil fraction of waste lubricant, and lube base oil manufactured thereby23 Sep 2025US 12,421,462 B2SK Enmove Co., Ltd.
- Friction and wear reduction additives13 May 2025US 12,297,400 B2Petroliam Nasional Berhad (Petronas)
- Process of producing high-quality lube base oil by using refined oil fraction of waste lubricant18 Feb 2025US 12,227,705 B2SK Enmove Co., Ltd.
- Method of producing lube base oil from middle distillate in pyrolysis oil derived from waste plastic6 Aug 2024US 12,054,683 B2SK Geo Centric Co., Ltd.
- Lubricating oil composition29 May 2025US 2025/0171704 A1Mitsui Chemicals, Inc.
- Lubricant additive, lubricant composition, and working fluid composition22 May 2025US 2025/0163341 A1Eneos Corporation
- Piston-cylinder unit, method for producing the piston-cylinder unit20 Mar 2025US 2025/0092950 A1Stabilus GmbH
- Lube base oil manufacturing process utilizing refined oil fraction of waste lubricant, and lube base oil manufactured thereby23 Jan 2025US 2025/0026992 A1SK Enmove Co., Ltd.
- Friction and wear reduction additives3 Oct 2024US 2024/0327743 A1Petroliam Nasional Berhad (Petronas)
Most cited
By later US patents
- High performance metal working oil26US 5,958,849 AExxon Research & Engineering Co. · 1999
- Lube base oils with improved yield25US 6,627,779 B2Chevron U.S.A.Inc. · 2003
- Lube base oils with improved yield17US 6,833,065 B2Chevron U.S.A.Inc. · 2004
- Lubricating oil composition15US 6,583,092 B1The Lubrizol Corporation · 2003
- Low-chlorine, polyolefin-substituted, with amine reacted, alpha-beta unsaturated carboxylic compounds13US 7,238,650 B2The Lubrizol Corporation · 2007