C10M 159/123
Obtained by phosphorus or phosphorus-containing compounds
Official title: {obtained by phosphorus or phosphorus-containing compounds, e.g. P x S x with organic compounds}
C10M159/123 (Obtained by phosphorus or phosphorus-containing compounds) appears on 141 US grants and 29 published applications in this corpus.
Search patents in C10M- Granted patents
- 141
- Published applications
- 29
- Assignees
- 38
- Inventors
- 217
- Latest grant
- 13 Aug 2024
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 2 | 0 |
| 1978 | 2 | 0 |
| 1979 | 0 | 0 |
| 1980 | 5 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 5 | 0 |
| 1989 | 1 | 0 |
| 1990 | 4 | 0 |
| 1991 | 9 | 0 |
| 1992 | 8 | 0 |
| 1993 | 12 | 0 |
| 1994 | 15 | 0 |
| 1995 | 8 | 0 |
| 1996 | 12 | 0 |
| 1997 | 4 | 0 |
| 1998 | 7 | 0 |
| 1999 | 1 | 0 |
| 2000 | 2 | 0 |
| 2001 | 1 | 0 |
| 2002 | 3 | 3 |
| 2003 | 1 | 1 |
| 2004 | 1 | 0 |
| 2005 | 1 | 1 |
| 2006 | 0 | 3 |
| 2007 | 0 | 4 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 3 | 0 |
| 2011 | 1 | 1 |
| 2012 | 2 | 0 |
| 2013 | 1 | 3 |
| 2014 | 0 | 0 |
| 2015 | 2 | 2 |
| 2016 | 0 | 1 |
| 2017 | 1 | 2 |
| 2018 | 2 | 2 |
| 2019 | 0 | 0 |
| 2020 | 2 | 1 |
| 2021 | 1 | 0 |
| 2022 | 1 | 2 |
| 2023 | 1 | 1 |
| 2024 | 2 | 0 |
By publication year. Applications have been published since 2001.
Subgroups
Granted patents
Recent patents
- Cyclic phosphonate esters for lubricant applications13 Aug 2024US 12,060,537 B2The Lubrizol Corporation
- Lubricating fluid for an electric motor system26 Mar 2024US 11,939,551 B1Afton Chemical Corporation
- Phosphorylated dispersants in fluids for electric vehicles21 Nov 2023US 11,820,956 B2Afton Chemical Corporation
- Phosphorylated dispersants in fluids for electric vehicles17 May 2022US 11,332,689 B2Afton Chemical Corporation
- Amino acid grafted polymer with soot handling properties26 Jan 2021US 10,899,989 B2Afton Chemical Corporation
- Cyclic phosphonate esters for lubricant applications17 Aug 2023US 2023/0257675 A1The Lubrizol Corporation
- Phosphorylated dispersants in fluids for electric vehicles1 Dec 2022US 2022/0380698 A1Afton Chemical Corporation
- Phosphorylated Dispersants in Fluids for Electric Vehicles10 Feb 2022US 2022/0041951 A1Afton Chemical Corporation
- Amino Acid Grafted Polymer with Soot Handling Properties16 Apr 2020US 2020/0115648 A1Afton Chemical Corporation
- Mixed phosphorus esters for lubricant applications4 Oct 2018US 2018/0282654 A1The Lubrizol Corporation
Most cited
By later US patents
- High performance lubricating oils102US 6,180,575 B2Mobil Oil Corporation · 2001
- Low-viscosity lubricating oil and functional fluid compositions59US 5,693,598 AThe Lubrizol Corporation · 1997
- Lubricating oil composition53US 5,064,546 AIdemitsu Kosan Co., Ltd. · 1991
- Pour point depressants for industrial lubricants containing mixtures of fatty acid esters and vegetable oils47US 5,338,471 AThe Lubrizol Corporation · 1994
- Lubricating compositions43US 6,962,895 B2The Lubrizol Corporation · 2005