C10M 129/18
Epoxides
C10M129/18 (Epoxides) appears on 96 US grants and 38 published applications in this corpus.
Search patents in C10M- Granted patents
- 96
- Published applications
- 38
- Assignees
- 57
- Inventors
- 223
- Latest grant
- 12 May 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 0 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 2 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 2 | 0 |
| 1985 | 4 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 3 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 9 | 0 |
| 1997 | 3 | 0 |
| 1998 | 9 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 0 |
| 2002 | 2 | 2 |
| 2003 | 3 | 0 |
| 2004 | 1 | 0 |
| 2005 | 0 | 1 |
| 2006 | 1 | 0 |
| 2007 | 0 | 0 |
| 2008 | 1 | 0 |
| 2009 | 0 | 1 |
| 2010 | 0 | 0 |
| 2011 | 0 | 3 |
| 2012 | 0 | 0 |
| 2013 | 1 | 2 |
| 2014 | 1 | 6 |
| 2015 | 2 | 1 |
| 2016 | 1 | 1 |
| 2017 | 3 | 4 |
| 2018 | 1 | 1 |
| 2019 | 1 | 4 |
| 2020 | 2 | 1 |
| 2021 | 0 | 2 |
| 2022 | 2 | 2 |
| 2023 | 1 | 2 |
| 2024 | 2 | 3 |
| 2025 | 1 | 1 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Refrigerator oil composition and mixed composition for refrigerator12 May 2026US 12,624,306 B2Idemitsu Kosan Co., Ltd.
- Refrigerator oil composition and mixed composition for refrigerator10 Mar 2026US 12,570,917 B2Idemitsu Kosan Co., Ltd.
- Multiphase composite lubricant27 May 2025US 12,312,551 B2New York Air Brake Corporation
- Working fluid composition for refrigerator, refrigerator oil and refrigerator17 Sep 2024US 12,091,606 B2Eneos Corporation
- Refrigerant compressor with wear sleeve and lubricant blends for handling debris-laden fluids23 Jul 2024US 12,044,449 B2Trane International Inc.
- Refrigeration oil, composition for refrigerator, and heat pump including the same20 Aug 2026US 2026/0242691 A1SK Innovation Co., Ltd.
- Heat source machine, operation method of the same, and refrigerating machine oil for heat source machine17 Jul 2025US 2025/0230376 A1Eneos Corporation
- Refrigerator oil composition and mixed composition for refrigerator19 Sep 2024US 2024/0309285 A1Idemitsu Kosan Co., Ltd.
- Multiphase composite lubricant21 Mar 2024US 2024/0093112 A1New York Air Brake Corporation
- Refrigerator oil composition and mixed composition for refrigerator21 Mar 2024US 2024/0093120 A1Idemitsu Kosan Co., Ltd.
Most cited
By later US patents
- Refrigeration lubricating oil compositions75US 4,267,064 AMatsushita Electric Industrial Co., Ltd. · 1981
- Refrigerant compressor and cooling apparatus comprising the same72US 6,035,661 ASanyo Electric Co., Ltd. · 2000
- High-viscosity refrigerator oil compositions71US 4,248,726 AMitsubishi Jukogyo Kabushiki Kaisha · 1981
- Synthetic lubricating oils53US 5,262,076 ANippon Oil Co., Ltd. · 1993
- Lubricating oil for refrigerator, hydraulic fluid composition for refrigerator and method for lubricating of refrigerator51US 6,667,285 B1New Japan Chemical Co., Ltd. · 2003