C10M 133/40
Six-membered ring containing nitrogen and carbon only
C10M133/40 (Six-membered ring containing nitrogen and carbon only) appears on 219 US grants and 151 published applications in this corpus.
Search patents in C10M- Granted patents
- 219
- Published applications
- 151
- Assignees
- 118
- Inventors
- 475
- Latest grant
- 7 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 4 | 0 |
| 1981 | 5 | 0 |
| 1982 | 2 | 0 |
| 1983 | 9 | 0 |
| 1984 | 3 | 0 |
| 1985 | 5 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 8 | 0 |
| 1990 | 7 | 0 |
| 1991 | 5 | 0 |
| 1992 | 5 | 0 |
| 1993 | 6 | 0 |
| 1994 | 8 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 7 | 0 |
| 1998 | 7 | 0 |
| 1999 | 4 | 0 |
| 2000 | 2 | 0 |
| 2001 | 2 | 0 |
| 2002 | 1 | 1 |
| 2003 | 2 | 3 |
| 2004 | 2 | 2 |
| 2005 | 1 | 3 |
| 2006 | 1 | 2 |
| 2007 | 0 | 3 |
| 2008 | 1 | 7 |
| 2009 | 2 | 5 |
| 2010 | 2 | 5 |
| 2011 | 5 | 3 |
| 2012 | 5 | 5 |
| 2013 | 3 | 5 |
| 2014 | 6 | 13 |
| 2015 | 6 | 9 |
| 2016 | 6 | 10 |
| 2017 | 10 | 15 |
| 2018 | 7 | 13 |
| 2019 | 7 | 5 |
| 2020 | 8 | 7 |
| 2021 | 9 | 6 |
| 2022 | 4 | 8 |
| 2023 | 5 | 1 |
| 2024 | 1 | 8 |
| 2025 | 7 | 9 |
| 2026 | 5 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Multipurpose oxypyridinones and their functional use-37 Jul 2026US 12,674,113 B2Infineum International Limited
- Multipurpose oxypyridinones and their functional use—121 Apr 2026US 12,606,765 B2Infineum International Limited
- Multipurpose oxypyridinones and their functional use-421 Apr 2026US 12,606,766 B2Infineum International Limited
- Grease composition, pivot assembly bearing, and bearing apparatus including the bearing27 Jan 2026US 12,534,680 B2MINEBEA MITSUMI Inc.
- Rolling bearing, pivot assembly bearing, and disk drive apparatus27 Jan 2026US 12,534,681 B2MINEBEA MITSUMI Inc.
- Antidegradant bis(dihydro and tetrahydroquinoline) compounds and uses thereof8 Oct 2026US 2026/0308127 A1Flexsys IP Holdings, LLC
- Polyamide resin composition8 Oct 2026US 2026/0308472 A1Ube Corporation
- Grease composition10 Sep 2026US 2026/0265636 A1Adeka Corporation
- Quinolineamine antidegradant compounds and uses thereof4 Dec 2025US 2025/0368607 A1
- Water-soluble lubricant24 Jul 2025US 2025/0236808 A1Idemitsu Kosan Co., Ltd.
Most cited
By later US patents
- Quaternary ammonium salt of ester-lactone and hydrocarbon oil containing same49US 4,253,980 ATexaco Inc. · 1981
- Lubricant, lubricant composition and method for lubricating a surface46US 4,256,591 AMitsubishi Petrochemical Co., Ltd. · 1981
- Lubricant composition for disc brake caliper pin and a disc brake asembly containing the lubricant41US 5,874,388 ADow Corning Corporation · 1999
- High performance lubricants comprising triazine derivatives35US 5,032,301 AThe Dow Chemical Company · 1991
- Shear stable antimisting formulations33US 4,770,814 AThe Dow Chemical Company · 1988