C10M 2223/00
Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions
C10M2223/00 (Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions) appears on 4,400 US grants and 2,945 published applications in this corpus.
Search patents in C10M- Granted patents
- 4,400
- Published applications
- 2,945
- Assignees
- 865
- Inventors
- 5,747
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 134 | 0 |
| 1977 | 107 | 0 |
| 1978 | 164 | 0 |
| 1979 | 130 | 0 |
| 1980 | 116 | 0 |
| 1981 | 96 | 0 |
| 1982 | 67 | 0 |
| 1983 | 75 | 0 |
| 1984 | 73 | 0 |
| 1985 | 73 | 0 |
| 1986 | 52 | 0 |
| 1987 | 67 | 0 |
| 1988 | 76 | 0 |
| 1989 | 102 | 0 |
| 1990 | 108 | 0 |
| 1991 | 93 | 0 |
| 1992 | 87 | 0 |
| 1993 | 95 | 0 |
| 1994 | 114 | 0 |
| 1995 | 79 | 0 |
| 1996 | 102 | 0 |
| 1997 | 84 | 0 |
| 1998 | 120 | 0 |
| 1999 | 104 | 0 |
| 2000 | 74 | 0 |
| 2001 | 92 | 16 |
| 2002 | 67 | 75 |
| 2003 | 92 | 102 |
| 2004 | 65 | 102 |
| 2005 | 37 | 96 |
| 2006 | 24 | 111 |
| 2007 | 24 | 114 |
| 2008 | 38 | 128 |
| 2009 | 53 | 129 |
| 2010 | 82 | 160 |
| 2011 | 92 | 142 |
| 2012 | 95 | 158 |
| 2013 | 106 | 133 |
| 2014 | 109 | 137 |
| 2015 | 112 | 152 |
| 2016 | 103 | 135 |
| 2017 | 94 | 145 |
| 2018 | 100 | 146 |
| 2019 | 90 | 160 |
| 2020 | 91 | 106 |
| 2021 | 84 | 101 |
| 2022 | 99 | 89 |
| 2023 | 77 | 99 |
| 2024 | 63 | 80 |
| 2025 | 72 | 77 |
| 2026 | 47 | 52 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- C10M 2223/02Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions: having noIndexing code4,112
- C10M 2223/06Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions: having phosphorus-to-carbonIndexing code838
- C10M 2223/12Obtained by phosphorisation of organic compoundsIndexing code350
- C10M 2223/10PhosphatidesIndexing code334
- C10M 2223/08Organic non-macromolecular compounds containing phosphorus as ingredients in lubricant compositions: having phosphorus-to-nitrogenIndexing code173
- C10M 2223/003Used as base materialIndexing code91
- C10M 2223/006Used as thickening agentsIndexing code4
Recent patents
- High thermal stability lubricants6 Oct 2026US 12,753,360 B2Western Digital Technologies, Inc.
- Lubricant compositions for reduced pre-ignition in hydrogen fueled engines29 Sep 2026US 12,747,407 B2Infineum International Limited
- Grease composition22 Sep 2026US 12,742,129 B2Kyodo Yushi Co., Ltd.
- Lubricant compositions containing magnesium detergent for reduced pre-ignition in hydrogen fueled engines15 Sep 2026US 12,735,654 B2Infineum International Limited
- Lubricating engine oil for hybrid or plug-in hybrid electric vehicles1 Sep 2026US 12,723,214 B2Chevron Japan Ltd.
- Lubricating compositions8 Oct 2026US 2026/0308473 A1Tribodyn, Inc.
- Lubricating oil composition8 Oct 2026US 2026/0308474 A1Eneos Corporation
- Control method for circulation and reclamation of industrial oil, control system for circulation and reclamation of industrial oil, and production method for reclaimed industrial oil composition1 Oct 2026US 2026/0297453 A1Citizen Watch Co., Ltd.
- Friction modifier for automatic transmission fluid24 Sep 2026US 2026/0286243 A1Chevron Oronite Company LLC
- Use of molybdenum compounds in driveline lubricants for reduced friction and copper corrosion24 Sep 2026US 2026/0286245 A1Afton Chemical Corporation
Most cited
By later US patents
- Refrigerator oil, compressor oil composition, hydraulic fluid composition, metalworking fluid composition, heat treatment oil composition, lubricant composition for machine tool and lubricant composition779US 8,193,129 B2Nippon Oil Co., Ltd. · 2012
- Lubricating composition228US 4,956,122 AUniroyal Chemical Company, Inc. · 1990
- Video device synchronization system190US 4,532,547 AAmpex Corporation · 1985
- Ethylene copolymer viscosity index improver-dispersant additive useful in oil compositions124US 4,517,104 AExxon Research & Engineering Co. · 1985
- Polyolefinic copolymer additives for lubricants and fuels123US 4,160,739 ARohm and Haas Company · 1979