C09K 15/24
Containing a phenol or quinone moiety
Official title: containing a phenol or quinone moiety
C09K15/24 (Containing a phenol or quinone moiety) appears on 72 US grants and 39 published applications in this corpus.
Search patents in C09K- Granted patents
- 72
- Published applications
- 39
- Assignees
- 41
- Inventors
- 106
- Latest grant
- 27 May 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 8 | 0 |
| 1978 | 4 | 0 |
| 1979 | 2 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 2 | 0 |
| 1984 | 0 | 0 |
| 1985 | 3 | 0 |
| 1986 | 2 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 0 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 2 | 0 |
| 2000 | 2 | 0 |
| 2001 | 0 | 0 |
| 2002 | 3 | 0 |
| 2003 | 2 | 3 |
| 2004 | 0 | 1 |
| 2005 | 1 | 0 |
| 2006 | 0 | 2 |
| 2007 | 0 | 2 |
| 2008 | 0 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 1 |
| 2011 | 1 | 0 |
| 2012 | 1 | 1 |
| 2013 | 0 | 0 |
| 2014 | 2 | 2 |
| 2015 | 1 | 2 |
| 2016 | 2 | 3 |
| 2017 | 0 | 2 |
| 2018 | 3 | 1 |
| 2019 | 4 | 3 |
| 2020 | 3 | 5 |
| 2021 | 2 | 1 |
| 2022 | 1 | 0 |
| 2023 | 0 | 0 |
| 2024 | 2 | 3 |
| 2025 | 1 | 3 |
| 2026 | 0 | 1 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Oxygenated aromatic amines and use as antioxidants27 May 2025US 12,312,291 B2Ecolab USA Inc.
- Aromatic amine epoxide adducts for corrosion inhibition19 Mar 2024US 11,932,795 B2Ecolab USA Inc.
- Oxygenated aminophenol compounds and methods for preventing monomer polymerization9 Jan 2024US 11,866,631 B2Ecolab USA Inc.
- Composition for control and inhibition of polymerization of monomers, and method of use and preparation thereof8 Feb 2022US 11,242,303 B2Dorf Ketal Chemicals (India) Private Limited
- Substituted benzotriazole phenolate salts and antioxidant compositions formed therefrom3 Aug 2021US 11,078,419 B23M Innovative Properties Company
- Synthesis of tetradecanoic modified graphene as a corrosion inhibitor1 Jan 2026US 2026/0001768 A1King Fahd University of Petroleum and Minerals
- Algal-based corrosion inhibitor compositions and methods thereof4 Dec 2025US 2025/0368894 A1Saudi Arabian Oil Company
- Oxygenated aromatic amines and use as antioxidants7 Aug 2025US 2025/0250224 A1Ecolab USA Inc.
- Antipolymerant compositions with benzoquinone or naphthoquinone and oxygenated aminophenol and methods of using20 Mar 2025US 2025/0092312 A1Ecolab USA Inc.
- Reducing particle dispersion10 Oct 2024US 2024/0336841 A1Mitsubishi Pencil Company, Limited
Most cited
By later US patents
- Organic materials stabilized by compounds containing both amine and hindered phenol functional functionalities49US 5,834,544 AUniroyal Chemical Company, Inc. · 1998
- Antioxidant composition for stabilizing polyols27US 4,007,230 AThe Dow Chemical Company · 1977
- Antioxidant composition, stabilized polyols and polyurethanes prepared therefrom19US 4,070,304 AThe Dow Chemical Company · 1978
- Alkylated and polymeric macromolecular antioxidants and methods of making and using the same18US 7,705,185 B2Polnox Corporation · 2010
- Macromolecular antioxidants comprising differing antioxidant moieties: structures, methods of making and using the same18US 8,039,673 B2Polnox Corporation · 2011