C10N 2040/42
Flashing oils or marking oils
Official title: {Flashing oils or marking oils}
C10N2040/42 (Flashing oils or marking oils) appears on 1,083 US grants and 169 published applications in this corpus.
Search patents in C10N- Granted patents
- 1,083
- Published applications
- 169
- Assignees
- 341
- Inventors
- 1,579
- Latest grant
- 17 Mar 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 10 | 0 |
| 1977 | 11 | 0 |
| 1978 | 11 | 0 |
| 1979 | 11 | 0 |
| 1980 | 8 | 0 |
| 1981 | 22 | 0 |
| 1982 | 20 | 0 |
| 1983 | 13 | 0 |
| 1984 | 23 | 0 |
| 1985 | 14 | 0 |
| 1986 | 8 | 0 |
| 1987 | 11 | 0 |
| 1988 | 20 | 0 |
| 1989 | 28 | 0 |
| 1990 | 42 | 0 |
| 1991 | 56 | 0 |
| 1992 | 45 | 0 |
| 1993 | 61 | 0 |
| 1994 | 72 | 0 |
| 1995 | 75 | 0 |
| 1996 | 68 | 0 |
| 1997 | 59 | 0 |
| 1998 | 70 | 0 |
| 1999 | 51 | 0 |
| 2000 | 34 | 0 |
| 2001 | 60 | 17 |
| 2002 | 45 | 31 |
| 2003 | 28 | 25 |
| 2004 | 18 | 22 |
| 2005 | 10 | 8 |
| 2006 | 7 | 4 |
| 2007 | 8 | 5 |
| 2008 | 7 | 4 |
| 2009 | 5 | 4 |
| 2010 | 3 | 1 |
| 2011 | 5 | 2 |
| 2012 | 3 | 5 |
| 2013 | 2 | 2 |
| 2014 | 0 | 3 |
| 2015 | 5 | 9 |
| 2016 | 6 | 2 |
| 2017 | 6 | 5 |
| 2018 | 3 | 5 |
| 2019 | 2 | 4 |
| 2020 | 6 | 5 |
| 2021 | 3 | 2 |
| 2022 | 3 | 0 |
| 2023 | 2 | 2 |
| 2024 | 0 | 0 |
| 2025 | 2 | 1 |
| 2026 | 1 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Compositions and methods for marking hydrocarbon compositions with non-mutagenic dyes17 Mar 2026US 12,577,484 B2United Color Manufacturing, Inc.
- Method for determining authenticity and adulteration of marked petroleum hydrocarbons30 Dec 2025US 12,510,529 B2Sicpa Holding SA
- Lubricating oil compositions for automatic transmissions6 May 2025US 12,291,686 B2Chevron Japan Ltd.
- Compositions and methods for marking hydrocarbon compositions with non-mutagenic dyes18 Jul 2023US 11,702,606 B2United Color Manufacturing, Inc.
- Oil soluble taggants17 Jan 2023US 11,555,790 B2Altria Client Services LLC
- Additive composition for lubricants and method of use thereof9 Apr 2026US 2026/0098226 A1SYENSQO SPECIALTY POLYMERS ITALY S.p.A.
- Hydrogenated product of block copolymer, resin composition, gel composition, cable filler, cable, cosmetic, lubricating oil, grease, and method for producing hydrogenated product of block copolymer6 Nov 2025US 2025/0340679 A1Kuraray Co., Ltd.
- Compositions and methods for marking hydrocarbon compositions with non-mutagenic dyes12 Oct 2023US 2023/0326968 A1United Color Manufacturing, Inc.
- Method for determining authenticity and adulteration of marked petroleum hydrocarbons6 Apr 2023US 2023/0103579 A1Sicpa Holding SA
- Lubricating oil compositions for automatic transmissions23 Sep 2021US 2021/0292676 A1Chevron Japan Ltd.
Most cited
By later US patents
- Visco-elastic, isotropic materials based on water, fluorinate sufactants and fluorinated oils, process for their preparation, and their use in various fields, such as optics, pharmacology and electrodynamics274US 5,185,099 AInstitut National de Recherche Chimique Appliquee · 1993
- Lubricative coating composition, article and assembly containing same and method thereof210US 5,266,359 ABecton, Dickinson and Company · 1993
- Refrigeration lubricants168US 4,755,316 AAllied-Signal Inc. · 1988
- Method for preparing lubricated surfaces and product133US 4,844,986 ABecton, Dickinson and Company · 1989
- Ashless dispersants formed from substituted acylating agents and their production and use115US 5,241,003 AEthyl Petroleum Additives, Inc. · 1993