C10N 2040/13
Aircraft turbines
C10N2040/13 (Aircraft turbines) appears on 222 US grants and 62 published applications in this corpus.
Search patents in C10N- Granted patents
- 222
- Published applications
- 62
- Assignees
- 79
- Inventors
- 340
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 17 | 0 |
| 1977 | 20 | 0 |
| 1978 | 11 | 0 |
| 1979 | 10 | 0 |
| 1980 | 4 | 0 |
| 1981 | 10 | 0 |
| 1982 | 3 | 0 |
| 1983 | 1 | 0 |
| 1984 | 2 | 0 |
| 1985 | 2 | 0 |
| 1986 | 2 | 0 |
| 1987 | 0 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 4 | 0 |
| 1991 | 10 | 0 |
| 1992 | 12 | 0 |
| 1993 | 13 | 0 |
| 1994 | 15 | 0 |
| 1995 | 6 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 11 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 0 |
| 2002 | 1 | 2 |
| 2003 | 3 | 5 |
| 2004 | 2 | 8 |
| 2005 | 2 | 2 |
| 2006 | 0 | 0 |
| 2007 | 3 | 0 |
| 2008 | 2 | 1 |
| 2009 | 0 | 3 |
| 2010 | 1 | 2 |
| 2011 | 0 | 4 |
| 2012 | 1 | 4 |
| 2013 | 2 | 2 |
| 2014 | 1 | 1 |
| 2015 | 1 | 2 |
| 2016 | 1 | 6 |
| 2017 | 5 | 2 |
| 2018 | 2 | 4 |
| 2019 | 0 | 1 |
| 2020 | 1 | 2 |
| 2021 | 2 | 3 |
| 2022 | 2 | 3 |
| 2023 | 2 | 2 |
| 2024 | 0 | 2 |
| 2025 | 2 | 0 |
| 2026 | 2 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Furan based compositions and methods of making thereof11 Aug 2026US 12,703,689 B2University of Delaware
- Dinaphthyl ether compound and lubricant composition containing same31 Mar 2026US 12,590,048 B2Moresco Corporation
- Lubricant composition for gas turbines7 Oct 2025US 12,435,291 B2Totalenergies Onetech
- Naphthyl phenyl ether compound and lubricant composition containing same4 Feb 2025US 12,215,290 B2Moresco Corporation
- Lubricant composition29 Aug 2023US 11,739,282 B2BASF SE
- Long service life turbine oil with zero varnish deposits14 May 2026US 2026/0132351 A1Chemical & Schutz High Performance Lubricants, S.A. de C.V.
- Dinaphthyl ether compound and lubricant compositioncontaining same11 Apr 2024US 2024/0116841 A1Moresco Corporation
- Naphthyl phenyl ether compound and lubricant composition containing same11 Apr 2024US 2024/0117265 A1Moresco Corporation
- Use of oils comprising non-neurotoxic anti-wear additives3 Aug 2023US 2023/0242830 A1Nyco
- Specific organophosphorus compounds as non-neurotoxic anti-wear agents15 Jun 2023US 2023/0183592 A1Nyco
Most cited
By later US patents
- Nitrogenous dispersants, lubricants and concentrates containing said nitrogenous dispersants102US 4,454,059 AThe Lubrizol Corporation · 1984
- Dispersant and antioxidant additive and lubricating oil composition containing same97US 5,075,383 ATexaco Inc. · 1991
- Dispersants and process for their preparation88US 3,980,569 AThe Lubrizol Corporation · 1976
- Mixed metal salts and lubricants and functional fluids containing them61US 4,308,154 AThe Lubrizol Corporation · 1981
- Sulfurized compositions60US 4,344,854 AThe Lubrizol Corporation · 1982