C10M 2225/00
Organic macromolecular compounds containing phosphorus as ingredients in lubricant compositions
C10M2225/00 (Organic macromolecular compounds containing phosphorus as ingredients in lubricant compositions) appears on 557 US grants and 102 published applications in this corpus.
Search patents in C10M- Granted patents
- 557
- Published applications
- 102
- Assignees
- 170
- Inventors
- 785
- Latest grant
- 21 Oct 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 36 | 0 |
| 1977 | 37 | 0 |
| 1978 | 32 | 0 |
| 1979 | 38 | 0 |
| 1980 | 27 | 0 |
| 1981 | 27 | 0 |
| 1982 | 16 | 0 |
| 1983 | 14 | 0 |
| 1984 | 10 | 0 |
| 1985 | 11 | 0 |
| 1986 | 7 | 0 |
| 1987 | 6 | 0 |
| 1988 | 6 | 0 |
| 1989 | 14 | 0 |
| 1990 | 25 | 0 |
| 1991 | 16 | 0 |
| 1992 | 20 | 0 |
| 1993 | 15 | 0 |
| 1994 | 19 | 0 |
| 1995 | 15 | 0 |
| 1996 | 18 | 0 |
| 1997 | 12 | 0 |
| 1998 | 19 | 0 |
| 1999 | 14 | 0 |
| 2000 | 7 | 0 |
| 2001 | 8 | 0 |
| 2002 | 3 | 5 |
| 2003 | 5 | 3 |
| 2004 | 3 | 1 |
| 2005 | 0 | 3 |
| 2006 | 4 | 3 |
| 2007 | 1 | 8 |
| 2008 | 2 | 5 |
| 2009 | 3 | 5 |
| 2010 | 7 | 4 |
| 2011 | 4 | 3 |
| 2012 | 1 | 5 |
| 2013 | 2 | 2 |
| 2014 | 5 | 1 |
| 2015 | 5 | 5 |
| 2016 | 2 | 2 |
| 2017 | 2 | 4 |
| 2018 | 2 | 9 |
| 2019 | 5 | 7 |
| 2020 | 5 | 4 |
| 2021 | 7 | 4 |
| 2022 | 7 | 3 |
| 2023 | 3 | 7 |
| 2024 | 3 | 7 |
| 2025 | 7 | 1 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C10M 2225/04Obtained by phosphorisation of macromolecualr compounds not containing phosphorus in the monomersIndexing code347
- C10M 2225/02Macromolecular compounds from phosphorus-containg monomers, obtained by reactions involving only carbon-to-carbon unsaturatedIndexing code259
- C10M 2225/003Used as base materialIndexing code29
- C10M 2225/006Used as thickening agentsIndexing code1
Recent patents
- Lubricating oil composition21 Oct 2025US 12,448,583 B2Chevron Japan Ltd.
- Dry film lubricant composition21 Oct 2025US 12,448,584 B2Dimachem Inc.
- Lubricating oil composition12 Aug 2025US 12,384,982 B2Idemitsu Kosan Co., Ltd.
- Lubricant composition containing metal alkanoate22 Jul 2025US 12,365,849 B2Infineum International Limited
- Non-greasing lubricant for high salinity fluids25 Mar 2025US 12,258,514 B2Halliburton Energy Services.Inc.
- Lubricating fluid for an electric motor7 May 2026US 2026/0125612 A1Afton Chemical Corporation
- Lubricating oil composition10 Apr 2025US 2025/0115824 A1Chevron Japan Ltd.
- Non-greasing lubricant for high salinity fluids31 Oct 2024US 2024/0360353 A1Halliburton Energy Services.Inc.
- Lubricant Composition Containing Metal Alkanoate2 May 2024US 2024/0141252 A1Infineum International Limited
- Lubricating oil composition28 Mar 2024US 2024/0101924 A1Idemitsu Kosan Co., Ltd.
Most cited
By later US patents
- Lubricating composition228US 4,956,122 AUniroyal Chemical Company, Inc. · 1990
- Polyolefinic copolymer additives for lubricants and fuels123US 4,160,739 ARohm and Haas Company · 1979
- Water-dispersible hydrophobic thickening agent122US 4,432,881 AThe Dow Chemical Company · 1984
- Extended life functional fluid116US 3,933,659 AChevron Research Company · 1976
- Fatty amide ethoxylate phosphate ester conveyor lubricant114US 5,925,601 AEcolab Inc. · 1999