C10M 2223/08
Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions: having phosphorus-to-nitrogen
Official title: having phosphorus-to-nitrogen bonds
C10M2223/08 (Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions: having phosphorus-to-nitrogen) appears on 173 US grants and 63 published applications in this corpus.
Search patents in C10M- Granted patents
- 173
- Published applications
- 63
- Assignees
- 90
- Inventors
- 339
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 4 | 0 |
| 1978 | 6 | 0 |
| 1979 | 7 | 0 |
| 1980 | 8 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 5 | 0 |
| 1985 | 2 | 0 |
| 1986 | 6 | 0 |
| 1987 | 1 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 1 | 0 |
| 1991 | 8 | 0 |
| 1992 | 4 | 0 |
| 1993 | 7 | 0 |
| 1994 | 4 | 0 |
| 1995 | 4 | 0 |
| 1996 | 7 | 0 |
| 1997 | 6 | 0 |
| 1998 | 7 | 0 |
| 1999 | 7 | 0 |
| 2000 | 7 | 0 |
| 2001 | 3 | 0 |
| 2002 | 2 | 4 |
| 2003 | 4 | 3 |
| 2004 | 4 | 2 |
| 2005 | 0 | 3 |
| 2006 | 2 | 4 |
| 2007 | 1 | 1 |
| 2008 | 0 | 2 |
| 2009 | 3 | 5 |
| 2010 | 1 | 4 |
| 2011 | 1 | 4 |
| 2012 | 0 | 7 |
| 2013 | 2 | 3 |
| 2014 | 6 | 4 |
| 2015 | 7 | 4 |
| 2016 | 4 | 2 |
| 2017 | 1 | 3 |
| 2018 | 5 | 2 |
| 2019 | 2 | 0 |
| 2020 | 0 | 0 |
| 2021 | 0 | 3 |
| 2022 | 2 | 1 |
| 2023 | 0 | 1 |
| 2024 | 1 | 0 |
| 2025 | 0 | 1 |
| 2026 | 2 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- High thermal stability lubricants6 Oct 2026US 12,753,360 B2Western Digital Technologies, Inc.
- Organic phosphorus compound, preparation method therefor, and uses thereof7 Apr 2026US 12,595,433 B2China Petroleum & Chemical Corporation
- Organophosphorus compound, and preparation process and use thereof22 Oct 2024US 12,122,974 B2China Petroleum & Chemical Corporation
- Cooling and flame-retardant composition for a propulsion system of an electric or hybrid vehicle21 Jun 2022US 11,365,366 B2Total Marketing Services
- Use of oils comprising non-neurotoxic anti-wear additives25 Jan 2022US 11,230,683 B2Nyco
- Organic phosphorus compound, preparation method therefor, and uses thereof30 Jan 2025US 2025/0034476 A1China Petroleum & Chemical Corporation
- Use of oils comprising non-neurotoxic anti-wear additives3 Aug 2023US 2023/0242830 A1Nyco
- High thermal stability lubricants19 May 2022US 2022/0154093 A1Western Digital Technologies, Inc.
- Organophosphorus compound, and preparation process and use thereof23 Dec 2021US 2021/0395633 A1China Petroleum & Chemical Corporation
- Use of oils comprising non-neurotoxic anti-wear additives25 Nov 2021US 2021/0363455 A1Nyco
Most cited
By later US patents
- Method of providing corrosion protection75US 5,853,797 ALucent Technologies Inc. · 1998
- Magnetic disk73US 7,833,641 B2WD Media (Singapore) Pte. Ltd. · 2010
- Oxazoline additives useful in oleaginous compositions70US 4,102,798 AExxon Research & Engineering Co. · 1978
- Novel amino alcohol reaction products and compositions containing the same50US 4,097,389 AMobil Oil Corporation · 1978
- Non-sludging, high temperature resistant food compatible lubricant for food processing machinery40US 6,087,308 AExxon Research & Engineering Co. · 2000