C10M 2223/041
Triaryl phosphates
C10M2223/041 (Triaryl phosphates) appears on 1,064 US grants and 409 published applications in this corpus.
Search patents in C10M- Granted patents
- 1,064
- Published applications
- 409
- Assignees
- 292
- Inventors
- 1,547
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 52 | 0 |
| 1977 | 46 | 0 |
| 1978 | 59 | 0 |
| 1979 | 57 | 0 |
| 1980 | 34 | 0 |
| 1981 | 27 | 0 |
| 1982 | 18 | 0 |
| 1983 | 15 | 0 |
| 1984 | 19 | 0 |
| 1985 | 22 | 0 |
| 1986 | 19 | 0 |
| 1987 | 18 | 0 |
| 1988 | 18 | 0 |
| 1989 | 26 | 0 |
| 1990 | 15 | 0 |
| 1991 | 16 | 0 |
| 1992 | 23 | 0 |
| 1993 | 19 | 0 |
| 1994 | 30 | 0 |
| 1995 | 27 | 0 |
| 1996 | 41 | 0 |
| 1997 | 29 | 0 |
| 1998 | 50 | 0 |
| 1999 | 30 | 0 |
| 2000 | 22 | 0 |
| 2001 | 32 | 4 |
| 2002 | 23 | 23 |
| 2003 | 21 | 25 |
| 2004 | 12 | 13 |
| 2005 | 9 | 11 |
| 2006 | 6 | 9 |
| 2007 | 5 | 17 |
| 2008 | 6 | 18 |
| 2009 | 6 | 20 |
| 2010 | 9 | 27 |
| 2011 | 17 | 19 |
| 2012 | 17 | 26 |
| 2013 | 16 | 13 |
| 2014 | 18 | 12 |
| 2015 | 11 | 21 |
| 2016 | 16 | 14 |
| 2017 | 12 | 22 |
| 2018 | 12 | 19 |
| 2019 | 11 | 22 |
| 2020 | 16 | 10 |
| 2021 | 9 | 15 |
| 2022 | 20 | 12 |
| 2023 | 8 | 13 |
| 2024 | 5 | 8 |
| 2025 | 6 | 10 |
| 2026 | 9 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Grease composition22 Sep 2026US 12,742,129 B2Kyodo Yushi Co., Ltd.
- Refrigerator oil composition and refrigerator mixture composition21 Jul 2026US 12,686,833 B2Idemitsu Kosan Co., Ltd.
- Lubricant additive, lubricant composition, and working fluid composition31 Mar 2026US 12,590,263 B2Eneos Corporation
- Refrigerator oil composition and mixed composition for refrigerator17 Mar 2026US 12,577,448 B2Idemitsu Kosan Co., Ltd.
- Refrigerator oil, and working fluid composition10 Mar 2026US 12,570,915 B2Eneos Corporation
- Refrigeration oil, composition for refrigerator, and heat pump including the same20 Aug 2026US 2026/0242691 A1SK Innovation Co., Ltd.
- Lubricant for use with chlorine-containing refrigerants in compressor applications13 Aug 2026US 2026/0234499 A1The Lubrizol Corporation
- Lubricating oil composition23 Jul 2026US 2026/0209629 A1Idemitsu Kosan Co., Ltd.
- Refrigeration oil and heat pump including the same5 Mar 2026US 2026/0062638 A1SK Enmove Co., Ltd.
- Mixed component traction fluids12 Feb 2026US 2026/0042972 A1Vantage Santolubes Research LLC
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
- Polyolefinic copolymer additives for lubricants and fuels123US 4,160,739 ARohm and Haas Company · 1979
- Ashless dispersants formed from substituted acylating agents and their production and use115US 5,241,003 AEthyl Petroleum Additives, Inc. · 1993
- Fatty amide ethoxylate phosphate ester conveyor lubricant114US 5,925,601 AEcolab Inc. · 1999
- Dispersant compositions108US 3,948,800 AThe Lubrizol Corporation · 1976