C08K 5/132
Phenols containing keto groups
Official title: Phenols containing keto groups {, e.g. benzophenones}
C08K5/132 (Phenols containing keto groups) appears on 227 US grants and 244 published applications in this corpus.
Search patents in C08K- Granted patents
- 227
- Published applications
- 244
- Assignees
- 188
- Inventors
- 711
- Latest grant
- 28 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 3 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 2 | 0 |
| 1980 | 5 | 0 |
| 1981 | 1 | 0 |
| 1982 | 1 | 0 |
| 1983 | 1 | 0 |
| 1984 | 4 | 0 |
| 1985 | 1 | 0 |
| 1986 | 4 | 0 |
| 1987 | 1 | 0 |
| 1988 | 1 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 4 | 0 |
| 1992 | 2 | 0 |
| 1993 | 0 | 0 |
| 1994 | 2 | 0 |
| 1995 | 2 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 6 | 0 |
| 2001 | 1 | 2 |
| 2002 | 8 | 3 |
| 2003 | 3 | 2 |
| 2004 | 1 | 2 |
| 2005 | 3 | 3 |
| 2006 | 0 | 3 |
| 2007 | 1 | 0 |
| 2008 | 1 | 2 |
| 2009 | 1 | 1 |
| 2010 | 1 | 3 |
| 2011 | 1 | 6 |
| 2012 | 1 | 9 |
| 2013 | 2 | 7 |
| 2014 | 4 | 11 |
| 2015 | 4 | 11 |
| 2016 | 6 | 16 |
| 2017 | 8 | 10 |
| 2018 | 9 | 13 |
| 2019 | 8 | 12 |
| 2020 | 7 | 24 |
| 2021 | 15 | 21 |
| 2022 | 9 | 27 |
| 2023 | 17 | 24 |
| 2024 | 19 | 17 |
| 2025 | 15 | 9 |
| 2026 | 14 | 6 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Release coating compositions for pressure sensitive adhesive articles and methods28 Jul 2026US 12,692,416 B23M Innovative Properties Company
- Resin composition and power cable30 Jun 2026US 12,668,692 B2Sumitomo Electric Industries, Ltd.
- Water-based compositions with long term gloss retention16 Jun 2026US 12,655,302 B2Swimc LLC
- Resin suitable for three-dimensional printing19 May 2026US 12,630,677 B2James R. Glidewell Dental Ceramics, Inc.
- Liquid polymerizable allylic compositions comprising lake pigments12 May 2026US 12,624,132 B2Essilor International
- Hydroxyphenyltriazine co-stabilizers for stabilized polyesters13 Aug 2026US 2026/0234368 A1BASF SE
- Composition and treatment method25 Jun 2026US 2026/0176473 A1Colorbiotics, LLC
- Photocurable composition11 Jun 2026US 2026/0159623 A1Threebond Co., Ltd.
- Synergistic stabilizer compositions and methods for using same for protecting organic materials from uv light and thermal degradation28 May 2026US 2026/0146144 A1Cytec Industries Inc.
- Viral active and/or anti-microbial inks and coatings21 May 2026US 2026/0137090 A1Graphene Composites Ltd
Most cited
By later US patents
- Light stabilized coating compositions containing a mixture of 2-hydroxyphenylbenzotriazole and 2-hydroxyphenyltriazine69US 5,106,891 ACiba-Geigy Corporation · 1992
- Synergistic mixtures of UV-absorbers in polyolefins68US 6,916,867 B2Ciba Specialty Chemicals Corporation · 2005
- Degradable adhesive film and degradable resin composition56US 5,489,474 AMitsui Toatsu Chemicals, Inc. · 1996
- UV Stabilizers, coating compositions and composite structures obtained therefrom55US 4,288,631 AGeneral Electric Company · 1981
- Coating or sealing composition52US 6,391,226 B1Laboratoires Choisy LTEE · 2002